./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-memory-alloca/java_BubbleSort-alloca-2.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_6ce48406-b266-4d67-b5ea-ca8eed51cb97/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ce48406-b266-4d67-b5ea-ca8eed51cb97/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_6ce48406-b266-4d67-b5ea-ca8eed51cb97/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ce48406-b266-4d67-b5ea-ca8eed51cb97/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-memory-alloca/java_BubbleSort-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ce48406-b266-4d67-b5ea-ca8eed51cb97/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_6ce48406-b266-4d67-b5ea-ca8eed51cb97/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 a88178fc87721f9fcc743f79bc2a47ff45a89438b0709780ae0f715015934520 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:06:21,570 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:06:21,712 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ce48406-b266-4d67-b5ea-ca8eed51cb97/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 03:06:21,724 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:06:21,727 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:06:21,791 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:06:21,794 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:06:21,795 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:06:21,796 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:06:21,803 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:06:21,804 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:06:21,804 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:06:21,805 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:06:21,807 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:06:21,808 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:06:21,808 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:06:21,809 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:06:21,809 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:06:21,810 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:06:21,810 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:06:21,811 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:06:21,811 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:06:21,812 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:06:21,812 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:06:21,814 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:06:21,814 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:06:21,815 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:06:21,815 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:06:21,816 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:06:21,816 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:06:21,818 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:06:21,818 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:06:21,818 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_6ce48406-b266-4d67-b5ea-ca8eed51cb97/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ce48406-b266-4d67-b5ea-ca8eed51cb97/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a88178fc87721f9fcc743f79bc2a47ff45a89438b0709780ae0f715015934520 [2023-11-19 03:06:22,235 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:06:22,288 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:06:22,292 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:06:22,293 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:06:22,295 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:06:22,296 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ce48406-b266-4d67-b5ea-ca8eed51cb97/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/termination-memory-alloca/java_BubbleSort-alloca-2.i [2023-11-19 03:06:25,699 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:06:26,080 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:06:26,081 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ce48406-b266-4d67-b5ea-ca8eed51cb97/sv-benchmarks/c/termination-memory-alloca/java_BubbleSort-alloca-2.i [2023-11-19 03:06:26,097 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ce48406-b266-4d67-b5ea-ca8eed51cb97/bin/ukojak-verify-G8NBE6pJGL/data/fd5271f13/b584ff87f28f477bbb3b41088a51f058/FLAG1cd68edd8 [2023-11-19 03:06:26,114 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ce48406-b266-4d67-b5ea-ca8eed51cb97/bin/ukojak-verify-G8NBE6pJGL/data/fd5271f13/b584ff87f28f477bbb3b41088a51f058 [2023-11-19 03:06:26,118 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:06:26,120 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:06:26,121 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:06:26,122 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:06:26,128 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:06:26,129 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:06:26" (1/1) ... [2023-11-19 03:06:26,130 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@255d45e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:26, skipping insertion in model container [2023-11-19 03:06:26,130 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:06:26" (1/1) ... [2023-11-19 03:06:26,180 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:06:26,496 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:06:26,508 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:06:26,558 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:06:26,595 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:06:26,596 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:26 WrapperNode [2023-11-19 03:06:26,596 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:06:26,598 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:06:26,598 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:06:26,598 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:06:26,607 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:26" (1/1) ... [2023-11-19 03:06:26,623 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:26" (1/1) ... [2023-11-19 03:06:26,652 INFO L138 Inliner]: procedures = 111, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 81 [2023-11-19 03:06:26,652 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:06:26,653 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:06:26,653 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:06:26,654 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:06:26,665 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:26" (1/1) ... [2023-11-19 03:06:26,666 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:26" (1/1) ... [2023-11-19 03:06:26,670 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:26" (1/1) ... [2023-11-19 03:06:26,670 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:26" (1/1) ... [2023-11-19 03:06:26,677 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:26" (1/1) ... [2023-11-19 03:06:26,682 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:26" (1/1) ... [2023-11-19 03:06:26,684 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:26" (1/1) ... [2023-11-19 03:06:26,686 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:26" (1/1) ... [2023-11-19 03:06:26,689 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:06:26,690 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:06:26,690 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:06:26,691 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:06:26,692 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:26" (1/1) ... [2023-11-19 03:06:26,699 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:06:26,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ce48406-b266-4d67-b5ea-ca8eed51cb97/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:06:26,733 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ce48406-b266-4d67-b5ea-ca8eed51cb97/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:06:26,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ce48406-b266-4d67-b5ea-ca8eed51cb97/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:06:26,788 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:06:26,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:06:26,789 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:06:26,789 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:06:26,789 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:06:26,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:06:26,948 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:06:26,950 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:06:27,194 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:06:27,267 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:06:27,268 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 03:06:27,273 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:06:27 BoogieIcfgContainer [2023-11-19 03:06:27,274 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:06:27,275 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:06:27,275 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:06:27,298 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:06:27,299 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:06:27" (1/1) ... [2023-11-19 03:06:27,312 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:06:27,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:27,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 36 states and 40 transitions. [2023-11-19 03:06:27,397 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 40 transitions. [2023-11-19 03:06:27,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:06:27,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:27,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:27,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:27,702 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 03:06:27,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:27,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 38 states and 44 transitions. [2023-11-19 03:06:27,765 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 44 transitions. [2023-11-19 03:06:27,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:06:27,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:27,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:27,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:27,915 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 03:06:28,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:28,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 41 states and 49 transitions. [2023-11-19 03:06:28,059 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2023-11-19 03:06:28,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:06:28,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:28,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:28,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:28,167 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 03:06:28,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:28,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 42 states and 50 transitions. [2023-11-19 03:06:28,236 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 50 transitions. [2023-11-19 03:06:28,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:06:28,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:28,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:28,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:28,430 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 03:06:28,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:28,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 44 states and 55 transitions. [2023-11-19 03:06:28,488 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 55 transitions. [2023-11-19 03:06:28,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:06:28,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:28,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:28,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:28,599 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:06:28,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:28,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 41 states and 49 transitions. [2023-11-19 03:06:28,625 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2023-11-19 03:06:28,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:06:28,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:28,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:28,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:28,811 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 03:06:28,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:28,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 44 states and 54 transitions. [2023-11-19 03:06:28,979 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 54 transitions. [2023-11-19 03:06:28,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:06:28,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:28,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:28,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:29,075 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 03:06:29,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:29,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 46 states and 57 transitions. [2023-11-19 03:06:29,169 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 57 transitions. [2023-11-19 03:06:29,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:06:29,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:29,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:29,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:29,357 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 03:06:29,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:29,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2023-11-19 03:06:29,620 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2023-11-19 03:06:29,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:06:29,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:29,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:29,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:29,819 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:06:29,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:29,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 52 states and 69 transitions. [2023-11-19 03:06:29,963 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 69 transitions. [2023-11-19 03:06:29,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:06:29,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:29,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:29,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:30,185 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 03:06:30,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:30,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 55 states and 76 transitions. [2023-11-19 03:06:30,463 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 76 transitions. [2023-11-19 03:06:30,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:06:30,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:30,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:30,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:30,541 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 03:06:30,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:30,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 59 states and 85 transitions. [2023-11-19 03:06:30,829 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 85 transitions. [2023-11-19 03:06:30,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:06:30,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:30,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:30,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:31,021 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:06:31,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:31,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 62 states and 92 transitions. [2023-11-19 03:06:31,322 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 92 transitions. [2023-11-19 03:06:31,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:06:31,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:31,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:31,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:31,490 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 03:06:32,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:32,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 68 states and 105 transitions. [2023-11-19 03:06:32,268 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 105 transitions. [2023-11-19 03:06:32,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:06:32,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:32,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:32,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:32,343 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 03:06:32,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:32,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 69 states and 106 transitions. [2023-11-19 03:06:32,364 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 106 transitions. [2023-11-19 03:06:32,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:06:32,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:32,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:32,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:32,527 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 03:06:33,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:33,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 76 states and 123 transitions. [2023-11-19 03:06:33,716 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 123 transitions. [2023-11-19 03:06:33,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:06:33,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:33,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:33,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:33,988 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 03:06:34,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:34,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 79 states and 131 transitions. [2023-11-19 03:06:34,410 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 131 transitions. [2023-11-19 03:06:34,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:06:34,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:34,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:34,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:34,452 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:06:34,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:34,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 81 states and 133 transitions. [2023-11-19 03:06:34,731 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 133 transitions. [2023-11-19 03:06:34,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:06:34,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:34,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:34,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:34,778 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 03:06:34,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:34,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 83 states and 136 transitions. [2023-11-19 03:06:34,814 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 136 transitions. [2023-11-19 03:06:34,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:06:34,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:34,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:34,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:35,072 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:06:35,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:35,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 86 states and 146 transitions. [2023-11-19 03:06:35,404 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 146 transitions. [2023-11-19 03:06:35,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:06:35,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:35,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:35,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:35,538 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 03:06:35,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:35,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 88 states and 149 transitions. [2023-11-19 03:06:35,644 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 149 transitions. [2023-11-19 03:06:35,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:06:35,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:35,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:35,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:35,682 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 03:06:35,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:35,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 89 states and 150 transitions. [2023-11-19 03:06:35,704 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 150 transitions. [2023-11-19 03:06:35,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:06:35,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:35,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:35,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:35,851 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:06:36,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:36,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 90 states and 150 transitions. [2023-11-19 03:06:36,272 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 150 transitions. [2023-11-19 03:06:36,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:06:36,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:36,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:36,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:36,330 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 03:06:36,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:36,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 91 states and 155 transitions. [2023-11-19 03:06:36,376 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 155 transitions. [2023-11-19 03:06:36,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:06:36,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:36,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:36,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:36,438 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 03:06:36,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:36,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 92 states and 156 transitions. [2023-11-19 03:06:36,463 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 156 transitions. [2023-11-19 03:06:36,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:06:36,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:36,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:36,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:36,749 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 03:06:37,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:37,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 95 states and 165 transitions. [2023-11-19 03:06:37,310 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 165 transitions. [2023-11-19 03:06:37,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:06:37,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:37,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:37,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:37,351 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:06:37,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:37,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 97 states and 167 transitions. [2023-11-19 03:06:37,739 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 167 transitions. [2023-11-19 03:06:37,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:06:37,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:37,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:37,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:37,774 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:06:38,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:38,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 100 states and 170 transitions. [2023-11-19 03:06:38,209 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 170 transitions. [2023-11-19 03:06:38,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:06:38,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:38,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:38,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:38,249 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 03:06:38,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:38,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 101 states and 170 transitions. [2023-11-19 03:06:38,265 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 170 transitions. [2023-11-19 03:06:38,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:06:38,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:38,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:38,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:38,447 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:06:38,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:38,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 104 states and 181 transitions. [2023-11-19 03:06:38,737 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 181 transitions. [2023-11-19 03:06:38,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:06:38,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:38,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:38,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:38,788 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:06:39,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:39,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 107 states and 185 transitions. [2023-11-19 03:06:39,517 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 185 transitions. [2023-11-19 03:06:39,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:06:39,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:39,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:39,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:39,648 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:06:41,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:41,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 115 states and 198 transitions. [2023-11-19 03:06:41,022 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 198 transitions. [2023-11-19 03:06:41,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:06:41,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:41,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:41,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:41,374 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 03:06:41,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:41,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 118 states and 208 transitions. [2023-11-19 03:06:41,961 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 208 transitions. [2023-11-19 03:06:41,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:06:41,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:41,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:41,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:42,002 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-19 03:06:42,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:42,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 120 states and 210 transitions. [2023-11-19 03:06:42,368 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 210 transitions. [2023-11-19 03:06:42,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:06:42,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:42,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:42,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:42,545 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:06:43,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:43,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 124 states and 224 transitions. [2023-11-19 03:06:43,240 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 224 transitions. [2023-11-19 03:06:43,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:06:43,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:43,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:43,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:43,299 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:06:43,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:43,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 126 states and 226 transitions. [2023-11-19 03:06:43,685 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 226 transitions. [2023-11-19 03:06:43,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:06:43,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:43,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:43,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:43,735 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:06:44,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:44,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 128 states and 228 transitions. [2023-11-19 03:06:44,134 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 228 transitions. [2023-11-19 03:06:44,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:06:44,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:44,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:44,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:44,200 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:06:44,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:44,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 130 states and 230 transitions. [2023-11-19 03:06:44,634 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 230 transitions. [2023-11-19 03:06:44,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:06:44,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:44,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:44,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:44,693 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:06:45,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:45,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 132 states and 232 transitions. [2023-11-19 03:06:45,095 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 232 transitions. [2023-11-19 03:06:45,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:06:45,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:45,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:45,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:45,382 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:06:45,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:45,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 133 states and 235 transitions. [2023-11-19 03:06:45,936 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 235 transitions. [2023-11-19 03:06:45,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:06:45,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:45,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:45,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:45,987 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-19 03:06:46,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:46,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 136 states and 239 transitions. [2023-11-19 03:06:46,711 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 239 transitions. [2023-11-19 03:06:46,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:06:46,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:46,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:46,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:46,759 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:06:48,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:48,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 145 states and 259 transitions. [2023-11-19 03:06:48,407 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 259 transitions. [2023-11-19 03:06:48,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:06:48,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:48,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:48,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:48,589 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:06:49,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:49,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 150 states and 273 transitions. [2023-11-19 03:06:49,869 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 273 transitions. [2023-11-19 03:06:49,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:06:49,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:49,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:49,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:49,946 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:06:50,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:50,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 152 states and 274 transitions. [2023-11-19 03:06:50,329 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 274 transitions. [2023-11-19 03:06:50,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:06:50,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:50,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:50,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:50,373 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:06:50,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:50,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 154 states and 275 transitions. [2023-11-19 03:06:50,770 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 275 transitions. [2023-11-19 03:06:50,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:06:50,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:50,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:50,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:50,827 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:06:51,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:51,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 156 states and 276 transitions. [2023-11-19 03:06:51,200 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 276 transitions. [2023-11-19 03:06:51,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:06:51,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:51,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:51,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:51,233 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:06:52,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:52,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 159 states and 288 transitions. [2023-11-19 03:06:52,110 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 288 transitions. [2023-11-19 03:06:52,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:06:52,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:52,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:52,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:52,262 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:06:52,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:52,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 161 states and 290 transitions. [2023-11-19 03:06:52,770 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 290 transitions. [2023-11-19 03:06:52,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:06:52,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:52,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:52,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:52,832 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:06:53,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:53,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 162 states and 295 transitions. [2023-11-19 03:06:53,344 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 295 transitions. [2023-11-19 03:06:53,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:06:53,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:53,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:53,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:53,392 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:06:53,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:53,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 164 states and 297 transitions. [2023-11-19 03:06:53,955 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 297 transitions. [2023-11-19 03:06:53,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:06:53,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:53,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:53,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:54,023 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:06:54,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:54,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 166 states and 299 transitions. [2023-11-19 03:06:54,576 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 299 transitions. [2023-11-19 03:06:54,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:06:54,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:54,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:54,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:54,616 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:06:54,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:54,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 163 states and 295 transitions. [2023-11-19 03:06:54,665 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 295 transitions. [2023-11-19 03:06:54,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:06:54,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:54,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:54,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:54,840 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-19 03:06:55,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:55,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 167 states and 303 transitions. [2023-11-19 03:06:55,944 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 303 transitions. [2023-11-19 03:06:55,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:06:55,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:55,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:55,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:55,984 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:06:56,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:56,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 169 states and 304 transitions. [2023-11-19 03:06:56,527 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 304 transitions. [2023-11-19 03:06:56,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:06:56,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:56,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:56,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:56,685 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:06:57,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:57,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 171 states and 305 transitions. [2023-11-19 03:06:57,245 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 305 transitions. [2023-11-19 03:06:57,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:06:57,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:57,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:57,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:57,273 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:06:57,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:57,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 175 states and 308 transitions. [2023-11-19 03:06:57,324 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 308 transitions. [2023-11-19 03:06:57,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:06:57,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:57,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:57,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:57,852 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 03:06:58,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:58,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 178 states and 319 transitions. [2023-11-19 03:06:58,773 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 319 transitions. [2023-11-19 03:06:58,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:06:58,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:58,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:58,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:58,817 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-19 03:06:59,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:59,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 180 states and 321 transitions. [2023-11-19 03:06:59,366 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 321 transitions. [2023-11-19 03:06:59,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:06:59,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:59,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:59,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:59,555 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:07:00,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:00,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 179 states and 320 transitions. [2023-11-19 03:07:00,344 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 320 transitions. [2023-11-19 03:07:00,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:07:00,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:00,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:00,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:00,689 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:07:01,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:01,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 180 states and 323 transitions. [2023-11-19 03:07:01,478 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 323 transitions. [2023-11-19 03:07:01,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:07:01,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:01,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:01,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:01,518 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-19 03:07:02,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:02,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 182 states and 326 transitions. [2023-11-19 03:07:02,036 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 326 transitions. [2023-11-19 03:07:02,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:07:02,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:02,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:02,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:02,408 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:07:02,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:02,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 184 states and 328 transitions. [2023-11-19 03:07:02,907 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 328 transitions. [2023-11-19 03:07:02,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:07:02,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:02,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:02,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:03,112 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 03:07:03,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:03,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 183 states and 327 transitions. [2023-11-19 03:07:03,854 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 327 transitions. [2023-11-19 03:07:03,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:07:03,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:03,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:03,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:03,903 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-19 03:07:04,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:04,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 185 states and 330 transitions. [2023-11-19 03:07:04,485 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 330 transitions. [2023-11-19 03:07:04,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:07:04,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:04,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:04,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:04,761 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:07:07,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:07,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 196 states and 341 transitions. [2023-11-19 03:07:07,620 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 341 transitions. [2023-11-19 03:07:07,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:07:07,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:07,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:07,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:07,662 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:07:07,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:07,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 200 states and 344 transitions. [2023-11-19 03:07:07,714 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 344 transitions. [2023-11-19 03:07:07,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:07:07,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:07,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:07,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:08,241 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 03:07:09,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:09,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 203 states and 356 transitions. [2023-11-19 03:07:09,376 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 356 transitions. [2023-11-19 03:07:09,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:07:09,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:09,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:09,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:09,725 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.