./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-numeric/twisted.c --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_47758898-6392-4319-ba88-2bd2c2f1f90f/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47758898-6392-4319-ba88-2bd2c2f1f90f/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_47758898-6392-4319-ba88-2bd2c2f1f90f/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47758898-6392-4319-ba88-2bd2c2f1f90f/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-numeric/twisted.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47758898-6392-4319-ba88-2bd2c2f1f90f/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_47758898-6392-4319-ba88-2bd2c2f1f90f/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 1b68c797f7da07f29717590596e5fa31674f85e16d7b32a9335da92aff43a272 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:03:30,732 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:03:30,804 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47758898-6392-4319-ba88-2bd2c2f1f90f/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 03:03:30,809 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:03:30,810 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:03:30,836 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:03:30,837 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:03:30,838 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:03:30,839 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:03:30,839 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:03:30,840 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:03:30,841 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:03:30,841 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:03:30,842 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:03:30,842 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:03:30,843 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:03:30,844 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:03:30,844 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:03:30,845 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:03:30,846 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:03:30,846 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:03:30,847 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:03:30,848 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:03:30,848 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:03:30,849 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:03:30,850 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:03:30,850 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:03:30,851 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:03:30,851 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:03:30,852 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:03:30,852 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:03:30,853 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:03:30,853 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_47758898-6392-4319-ba88-2bd2c2f1f90f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47758898-6392-4319-ba88-2bd2c2f1f90f/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b68c797f7da07f29717590596e5fa31674f85e16d7b32a9335da92aff43a272 [2023-11-19 03:03:31,157 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:03:31,192 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:03:31,194 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:03:31,196 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:03:31,197 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:03:31,199 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47758898-6392-4319-ba88-2bd2c2f1f90f/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/termination-numeric/twisted.c [2023-11-19 03:03:34,504 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:03:34,694 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:03:34,695 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47758898-6392-4319-ba88-2bd2c2f1f90f/sv-benchmarks/c/termination-numeric/twisted.c [2023-11-19 03:03:34,702 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47758898-6392-4319-ba88-2bd2c2f1f90f/bin/ukojak-verify-G8NBE6pJGL/data/7ca35cb00/1ae77d97e3054acca79cb084915366d9/FLAG45c970a88 [2023-11-19 03:03:34,716 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47758898-6392-4319-ba88-2bd2c2f1f90f/bin/ukojak-verify-G8NBE6pJGL/data/7ca35cb00/1ae77d97e3054acca79cb084915366d9 [2023-11-19 03:03:34,718 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:03:34,720 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:03:34,721 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:03:34,721 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:03:34,728 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:03:34,731 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:03:34" (1/1) ... [2023-11-19 03:03:34,732 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78691cdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:34, skipping insertion in model container [2023-11-19 03:03:34,734 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:03:34" (1/1) ... [2023-11-19 03:03:34,760 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:03:34,936 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:03:34,943 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:03:34,961 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:03:34,978 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:03:34,978 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:34 WrapperNode [2023-11-19 03:03:34,978 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:03:34,980 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:03:34,980 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:03:34,980 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:03:34,988 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:34" (1/1) ... [2023-11-19 03:03:34,992 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:34" (1/1) ... [2023-11-19 03:03:35,018 INFO L138 Inliner]: procedures = 5, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 47 [2023-11-19 03:03:35,019 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:03:35,020 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:03:35,020 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:03:35,020 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:03:35,029 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:34" (1/1) ... [2023-11-19 03:03:35,030 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:34" (1/1) ... [2023-11-19 03:03:35,031 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:34" (1/1) ... [2023-11-19 03:03:35,032 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:34" (1/1) ... [2023-11-19 03:03:35,042 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:34" (1/1) ... [2023-11-19 03:03:35,046 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:34" (1/1) ... [2023-11-19 03:03:35,047 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:34" (1/1) ... [2023-11-19 03:03:35,048 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:34" (1/1) ... [2023-11-19 03:03:35,057 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:03:35,058 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:03:35,058 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:03:35,059 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:03:35,059 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:34" (1/1) ... [2023-11-19 03:03:35,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:03:35,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47758898-6392-4319-ba88-2bd2c2f1f90f/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:03:35,095 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47758898-6392-4319-ba88-2bd2c2f1f90f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:03:35,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47758898-6392-4319-ba88-2bd2c2f1f90f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:03:35,146 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:03:35,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:03:35,218 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:03:35,220 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:03:35,363 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:03:35,395 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:03:35,395 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:03:35,400 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:03:35 BoogieIcfgContainer [2023-11-19 03:03:35,400 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:03:35,401 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:03:35,401 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:03:35,409 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:03:35,409 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:03:35" (1/1) ... [2023-11-19 03:03:35,417 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:03:35,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:35,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2023-11-19 03:03:35,469 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2023-11-19 03:03:35,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:03:35,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:35,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:35,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:35,584 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 03:03:35,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:35,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 20 states and 23 transitions. [2023-11-19 03:03:35,600 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2023-11-19 03:03:35,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:03:35,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:35,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:35,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:35,734 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 03:03:35,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:35,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2023-11-19 03:03:35,814 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2023-11-19 03:03:35,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:03:35,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:35,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:35,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:35,896 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 03:03:36,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:36,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 27 states and 35 transitions. [2023-11-19 03:03:36,022 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 35 transitions. [2023-11-19 03:03:36,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:03:36,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:36,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:36,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:36,084 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 03:03:36,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:36,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 32 states and 47 transitions. [2023-11-19 03:03:36,234 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 47 transitions. [2023-11-19 03:03:36,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:03:36,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:36,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:36,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:36,303 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 03:03:36,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:36,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-19 03:03:36,442 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-19 03:03:36,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:03:36,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:36,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:36,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:36,494 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 03:03:36,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:36,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 41 states and 68 transitions. [2023-11-19 03:03:36,905 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 68 transitions. [2023-11-19 03:03:36,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:03:36,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:36,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:36,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:37,011 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 03:03:37,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:37,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 45 states and 76 transitions. [2023-11-19 03:03:37,303 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 76 transitions. [2023-11-19 03:03:37,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:03:37,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:37,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:37,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:37,387 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 03:03:37,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:37,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 47 states and 79 transitions. [2023-11-19 03:03:37,424 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 79 transitions. [2023-11-19 03:03:37,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:03:37,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:37,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:37,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:37,529 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 03:03:37,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:37,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 51 states and 87 transitions. [2023-11-19 03:03:37,740 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 87 transitions. [2023-11-19 03:03:37,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:03:37,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:37,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:37,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:37,826 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 03:03:37,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:37,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 53 states and 92 transitions. [2023-11-19 03:03:37,879 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 92 transitions. [2023-11-19 03:03:37,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:03:37,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:37,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:37,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:37,985 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 03:03:38,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:38,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 57 states and 106 transitions. [2023-11-19 03:03:38,498 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 106 transitions. [2023-11-19 03:03:38,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:03:38,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:38,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:38,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:38,584 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 03:03:38,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:38,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 58 states and 107 transitions. [2023-11-19 03:03:38,764 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 107 transitions. [2023-11-19 03:03:38,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:03:38,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:38,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:38,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:38,883 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 03:03:39,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:39,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 62 states and 114 transitions. [2023-11-19 03:03:39,393 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 114 transitions. [2023-11-19 03:03:39,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:03:39,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:39,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:39,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:39,516 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 03:03:40,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:40,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 68 states and 129 transitions. [2023-11-19 03:03:40,444 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 129 transitions. [2023-11-19 03:03:40,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:03:40,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:40,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:40,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:40,616 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 03:03:41,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:41,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 72 states and 142 transitions. [2023-11-19 03:03:41,307 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 142 transitions. [2023-11-19 03:03:41,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:03:41,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:41,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:41,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:41,336 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 03:03:41,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:41,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 73 states and 145 transitions. [2023-11-19 03:03:41,558 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 145 transitions. [2023-11-19 03:03:41,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:03:41,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:41,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:41,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:41,651 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 03:03:42,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:42,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 80 states and 162 transitions. [2023-11-19 03:03:42,717 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 162 transitions. [2023-11-19 03:03:42,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:03:42,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:42,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:42,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:42,736 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:03:43,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:43,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 86 states and 174 transitions. [2023-11-19 03:03:43,849 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 174 transitions. [2023-11-19 03:03:43,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:03:43,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:43,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:43,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:43,969 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 03:03:44,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:44,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 87 states and 174 transitions. [2023-11-19 03:03:44,188 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 174 transitions. [2023-11-19 03:03:44,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:03:44,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:44,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:44,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:44,252 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:03:44,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:44,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 90 states and 185 transitions. [2023-11-19 03:03:44,584 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 185 transitions. [2023-11-19 03:03:44,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:03:44,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:44,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:44,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:44,687 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:03:44,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:44,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 93 states and 189 transitions. [2023-11-19 03:03:44,983 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 189 transitions. [2023-11-19 03:03:44,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:03:44,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:44,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:44,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:45,179 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:03:45,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:45,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 97 states and 203 transitions. [2023-11-19 03:03:45,679 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 203 transitions. [2023-11-19 03:03:45,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:03:45,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:45,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:45,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:45,700 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:03:46,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:46,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 104 states and 210 transitions. [2023-11-19 03:03:46,864 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 210 transitions. [2023-11-19 03:03:46,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:03:46,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:46,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:46,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:47,138 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:03:48,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:48,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 110 states and 219 transitions. [2023-11-19 03:03:48,494 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 219 transitions. [2023-11-19 03:03:48,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:03:48,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:48,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:48,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:48,521 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:03:49,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:49,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 114 states and 232 transitions. [2023-11-19 03:03:49,325 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 232 transitions. [2023-11-19 03:03:49,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:03:49,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:49,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:49,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:49,349 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:03:49,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:49,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 115 states and 232 transitions. [2023-11-19 03:03:49,547 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 232 transitions. [2023-11-19 03:03:49,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:03:49,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:49,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:49,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:49,856 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:03:51,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:51,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 122 states and 246 transitions. [2023-11-19 03:03:51,439 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 246 transitions. [2023-11-19 03:03:51,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:03:51,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:51,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:51,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:51,494 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:03:51,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:51,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 123 states and 247 transitions. [2023-11-19 03:03:51,745 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 247 transitions. [2023-11-19 03:03:51,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:03:51,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:51,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:51,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:51,911 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 03:03:52,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:52,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 126 states and 254 transitions. [2023-11-19 03:03:52,782 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 254 transitions. [2023-11-19 03:03:52,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:03:52,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:52,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:52,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:52,852 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:03:53,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:53,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 128 states and 257 transitions. [2023-11-19 03:03:53,664 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 257 transitions. [2023-11-19 03:03:53,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:03:53,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:53,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:53,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:53,962 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:03:55,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:55,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 132 states and 274 transitions. [2023-11-19 03:03:55,124 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 274 transitions. [2023-11-19 03:03:55,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:03:55,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:55,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:55,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:55,166 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 03:03:55,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:55,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 134 states and 276 transitions. [2023-11-19 03:03:55,558 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 276 transitions. [2023-11-19 03:03:55,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:03:55,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:55,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:55,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:55,595 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:03:56,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:56,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 135 states and 276 transitions. [2023-11-19 03:03:56,013 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 276 transitions. [2023-11-19 03:03:56,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:03:56,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:56,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:56,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:56,052 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 03:03:56,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:56,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 136 states and 277 transitions. [2023-11-19 03:03:56,459 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 277 transitions. [2023-11-19 03:03:56,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:03:56,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:56,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:56,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:56,478 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:03:56,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:56,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 138 states and 279 transitions. [2023-11-19 03:03:56,858 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 279 transitions. [2023-11-19 03:03:56,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:03:56,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:56,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:56,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:57,257 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 03:03:59,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:59,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 144 states and 303 transitions. [2023-11-19 03:03:59,174 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 303 transitions. [2023-11-19 03:03:59,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:03:59,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:59,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:59,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:59,221 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:04:00,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:00,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 146 states and 304 transitions. [2023-11-19 03:04:00,175 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 304 transitions. [2023-11-19 03:04:00,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:04:00,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:00,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:00,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:00,236 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:04:01,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:01,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 149 states and 308 transitions. [2023-11-19 03:04:01,137 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 308 transitions. [2023-11-19 03:04:01,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:04:01,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:01,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:01,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:01,179 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:04:02,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:02,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 151 states and 311 transitions. [2023-11-19 03:04:02,066 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 311 transitions. [2023-11-19 03:04:02,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:04:02,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:02,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:02,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:02,108 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:04:02,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:02,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 152 states and 315 transitions. [2023-11-19 03:04:02,349 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 315 transitions. [2023-11-19 03:04:02,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:04:02,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:02,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:02,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:02,465 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:04:03,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:03,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 154 states and 318 transitions. [2023-11-19 03:04:03,258 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 318 transitions. [2023-11-19 03:04:03,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:04:03,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:03,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:03,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:03,330 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:04:03,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:03,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 155 states and 319 transitions. [2023-11-19 03:04:03,626 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 319 transitions. [2023-11-19 03:04:03,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:04:03,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:03,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:03,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:03,677 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:04:04,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:04,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 158 states and 325 transitions. [2023-11-19 03:04:04,506 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 325 transitions. [2023-11-19 03:04:04,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:04:04,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:04,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:04,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:04,550 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:04:04,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:04,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 159 states and 329 transitions. [2023-11-19 03:04:04,987 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 329 transitions. [2023-11-19 03:04:04,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:04:04,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:04,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:04,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:05,023 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:04:05,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:05,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 160 states and 332 transitions. [2023-11-19 03:04:05,454 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 332 transitions. [2023-11-19 03:04:05,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:04:05,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:05,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:05,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:05,502 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 03:04:06,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:06,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 163 states and 338 transitions. [2023-11-19 03:04:06,810 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 338 transitions. [2023-11-19 03:04:06,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:04:06,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:06,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:06,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:06,838 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:04:07,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:07,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 164 states and 339 transitions. [2023-11-19 03:04:07,356 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 339 transitions. [2023-11-19 03:04:07,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:04:07,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:07,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:07,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:07,414 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 03:04:08,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:08,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 166 states and 345 transitions. [2023-11-19 03:04:08,068 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 345 transitions. [2023-11-19 03:04:08,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:04:08,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:08,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:08,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:08,097 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:04:08,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:08,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 167 states and 347 transitions. [2023-11-19 03:04:08,585 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 347 transitions. [2023-11-19 03:04:08,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:04:08,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:08,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:08,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:09,234 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:04:09,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:09,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 169 states and 349 transitions. [2023-11-19 03:04:09,754 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 349 transitions. [2023-11-19 03:04:09,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:04:09,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:09,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:09,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:10,136 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:04:12,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:12,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 175 states and 370 transitions. [2023-11-19 03:04:12,136 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 370 transitions. [2023-11-19 03:04:12,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:04:12,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:12,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:12,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:12,189 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:04:12,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:12,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 176 states and 377 transitions. [2023-11-19 03:04:12,791 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 377 transitions. [2023-11-19 03:04:12,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:04:12,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:12,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:12,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:13,172 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:04:14,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:14,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 180 states and 400 transitions. [2023-11-19 03:04:14,847 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 400 transitions. [2023-11-19 03:04:14,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:04:14,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:14,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:14,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:14,898 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:04:16,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:16,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 182 states and 403 transitions. [2023-11-19 03:04:16,031 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 403 transitions. [2023-11-19 03:04:16,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:04:16,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:16,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:16,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:16,440 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 03:04:17,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:17,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 186 states and 414 transitions. [2023-11-19 03:04:17,267 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 414 transitions. [2023-11-19 03:04:17,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:04:17,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:17,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:17,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:17,636 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:04:18,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:18,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 189 states and 416 transitions. [2023-11-19 03:04:18,238 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 416 transitions. [2023-11-19 03:04:18,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:04:18,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:18,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:18,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:18,494 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:04:20,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:20,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 193 states and 426 transitions. [2023-11-19 03:04:20,431 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 426 transitions. [2023-11-19 03:04:20,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:04:20,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:20,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:20,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:20,505 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:04:21,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:21,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 197 states and 431 transitions. [2023-11-19 03:04:21,600 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 431 transitions. [2023-11-19 03:04:21,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:04:21,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:21,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:21,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:21,636 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:04:22,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:22,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 200 states and 433 transitions. [2023-11-19 03:04:22,618 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 433 transitions. [2023-11-19 03:04:22,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:04:22,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:22,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:22,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:22,678 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 03:04:23,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:23,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 202 states and 435 transitions. [2023-11-19 03:04:23,771 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 435 transitions. [2023-11-19 03:04:23,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:04:23,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:23,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:23,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:23,789 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.