./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-zilu/benchmark18_conjunctive.i --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_dd87b8bc-bf15-480e-9376-60da4d5d98dc/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd87b8bc-bf15-480e-9376-60da4d5d98dc/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_dd87b8bc-bf15-480e-9376-60da4d5d98dc/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd87b8bc-bf15-480e-9376-60da4d5d98dc/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-zilu/benchmark18_conjunctive.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd87b8bc-bf15-480e-9376-60da4d5d98dc/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd87b8bc-bf15-480e-9376-60da4d5d98dc/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fe3c8b13f268d0f08d959b203c6650243d0aa01256dfd7d03d9b6e6990dd887b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:43:02,664 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:43:02,757 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd87b8bc-bf15-480e-9376-60da4d5d98dc/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:43:02,763 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:43:02,764 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:43:02,823 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:43:02,826 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:43:02,827 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:43:02,829 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:43:02,834 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:43:02,835 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:43:02,835 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:43:02,836 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:43:02,838 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:43:02,838 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:43:02,839 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:43:02,839 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:43:02,840 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:43:02,841 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:43:02,841 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:43:02,842 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:43:02,842 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:43:02,843 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:43:02,843 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:43:02,844 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:43:02,844 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:43:02,845 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:43:02,846 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:43:02,846 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:43:02,847 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:43:02,848 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:43:02,849 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:43:02,849 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:43:02,849 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:43:02,849 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:43:02,850 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_dd87b8bc-bf15-480e-9376-60da4d5d98dc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd87b8bc-bf15-480e-9376-60da4d5d98dc/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe3c8b13f268d0f08d959b203c6650243d0aa01256dfd7d03d9b6e6990dd887b [2023-11-19 03:43:03,220 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:43:03,259 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:43:03,262 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:43:03,263 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:43:03,264 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:43:03,266 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd87b8bc-bf15-480e-9376-60da4d5d98dc/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/loop-zilu/benchmark18_conjunctive.i [2023-11-19 03:43:06,589 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:43:06,865 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:43:06,866 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd87b8bc-bf15-480e-9376-60da4d5d98dc/sv-benchmarks/c/loop-zilu/benchmark18_conjunctive.i [2023-11-19 03:43:06,873 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd87b8bc-bf15-480e-9376-60da4d5d98dc/bin/ukojak-verify-G8NBE6pJGL/data/fad74cd03/5dd2f5b0d7b649048fc9b8ebc7d88b32/FLAG2e09ac11b [2023-11-19 03:43:06,887 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd87b8bc-bf15-480e-9376-60da4d5d98dc/bin/ukojak-verify-G8NBE6pJGL/data/fad74cd03/5dd2f5b0d7b649048fc9b8ebc7d88b32 [2023-11-19 03:43:06,890 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:43:06,891 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:43:06,893 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:43:06,893 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:43:06,898 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:43:06,899 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:43:06" (1/1) ... [2023-11-19 03:43:06,900 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7789522a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:06, skipping insertion in model container [2023-11-19 03:43:06,900 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:43:06" (1/1) ... [2023-11-19 03:43:06,922 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:43:07,089 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:43:07,099 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:43:07,115 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:43:07,133 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:43:07,134 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:07 WrapperNode [2023-11-19 03:43:07,134 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:43:07,136 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:43:07,136 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:43:07,136 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:43:07,144 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:07" (1/1) ... [2023-11-19 03:43:07,152 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:07" (1/1) ... [2023-11-19 03:43:07,173 INFO L138 Inliner]: procedures = 15, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 46 [2023-11-19 03:43:07,173 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:43:07,174 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:43:07,174 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:43:07,174 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:43:07,185 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:07" (1/1) ... [2023-11-19 03:43:07,185 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:07" (1/1) ... [2023-11-19 03:43:07,187 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:07" (1/1) ... [2023-11-19 03:43:07,188 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:07" (1/1) ... [2023-11-19 03:43:07,191 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:07" (1/1) ... [2023-11-19 03:43:07,195 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:07" (1/1) ... [2023-11-19 03:43:07,196 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:07" (1/1) ... [2023-11-19 03:43:07,197 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:07" (1/1) ... [2023-11-19 03:43:07,199 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:43:07,201 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:43:07,201 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:43:07,201 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:43:07,202 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:07" (1/1) ... [2023-11-19 03:43:07,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:43:07,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd87b8bc-bf15-480e-9376-60da4d5d98dc/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:43:07,245 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd87b8bc-bf15-480e-9376-60da4d5d98dc/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:43:07,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd87b8bc-bf15-480e-9376-60da4d5d98dc/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:43:07,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:43:07,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:43:07,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:43:07,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:43:07,411 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:43:07,414 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:43:07,685 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:43:07,765 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:43:07,765 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:43:07,781 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:43:07 BoogieIcfgContainer [2023-11-19 03:43:07,782 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:43:07,783 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:43:07,783 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:43:07,800 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:43:07,801 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:43:07" (1/1) ... [2023-11-19 03:43:07,816 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:43:07,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:07,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2023-11-19 03:43:07,904 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2023-11-19 03:43:07,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:43:07,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:07,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:08,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:08,170 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 03:43:08,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:08,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2023-11-19 03:43:08,272 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2023-11-19 03:43:08,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:43:08,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:08,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:08,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:08,396 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 03:43:08,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:08,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2023-11-19 03:43:08,582 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2023-11-19 03:43:08,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:43:08,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:08,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:08,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:08,672 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 03:43:09,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:09,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2023-11-19 03:43:09,032 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2023-11-19 03:43:09,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:43:09,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:09,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:09,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:09,142 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 03:43:09,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:09,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2023-11-19 03:43:09,814 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2023-11-19 03:43:09,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:43:09,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:09,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:09,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:09,953 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 03:43:10,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:10,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 30 states and 43 transitions. [2023-11-19 03:43:10,421 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2023-11-19 03:43:10,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:43:10,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:10,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:10,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:10,638 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 03:43:11,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:11,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 35 states and 53 transitions. [2023-11-19 03:43:11,275 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 53 transitions. [2023-11-19 03:43:11,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:43:11,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:11,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:11,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:11,448 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:43:11,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:11,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 39 states and 56 transitions. [2023-11-19 03:43:11,897 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 56 transitions. [2023-11-19 03:43:11,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:43:11,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:11,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:11,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:12,079 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 03:43:12,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:12,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2023-11-19 03:43:12,738 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2023-11-19 03:43:12,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:43:12,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:12,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:12,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:12,886 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:43:13,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:13,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 46 states and 67 transitions. [2023-11-19 03:43:13,119 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 67 transitions. [2023-11-19 03:43:13,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:43:13,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:13,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:13,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:13,287 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 03:43:13,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:13,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 51 states and 78 transitions. [2023-11-19 03:43:13,881 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 78 transitions. [2023-11-19 03:43:13,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:43:13,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:13,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:13,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:14,105 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:43:14,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:14,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 54 states and 80 transitions. [2023-11-19 03:43:14,571 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 80 transitions. [2023-11-19 03:43:14,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:43:14,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:14,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:14,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:14,752 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 03:43:15,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:15,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 59 states and 92 transitions. [2023-11-19 03:43:15,489 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 92 transitions. [2023-11-19 03:43:15,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:43:15,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:15,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:15,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:15,730 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:43:15,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:16,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 61 states and 93 transitions. [2023-11-19 03:43:16,000 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 93 transitions. [2023-11-19 03:43:16,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:43:16,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:16,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:16,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:16,185 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:43:16,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:16,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 66 states and 106 transitions. [2023-11-19 03:43:16,790 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 106 transitions. [2023-11-19 03:43:16,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:43:16,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:16,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:16,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:17,120 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:43:17,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:17,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 69 states and 108 transitions. [2023-11-19 03:43:17,607 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 108 transitions. [2023-11-19 03:43:17,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:43:17,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:17,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:17,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:17,847 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 03:43:18,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:18,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 74 states and 122 transitions. [2023-11-19 03:43:18,701 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 122 transitions. [2023-11-19 03:43:18,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:43:18,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:18,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:18,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:19,106 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:43:19,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:19,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 76 states and 123 transitions. [2023-11-19 03:43:19,408 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 123 transitions. [2023-11-19 03:43:19,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:43:19,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:19,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:19,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:19,631 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:43:20,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:20,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 81 states and 138 transitions. [2023-11-19 03:43:20,348 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 138 transitions. [2023-11-19 03:43:20,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:43:20,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:20,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:20,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:20,857 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:43:21,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:21,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 84 states and 140 transitions. [2023-11-19 03:43:21,423 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 140 transitions. [2023-11-19 03:43:21,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:43:21,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:21,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:21,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:21,663 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:43:22,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:22,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 89 states and 156 transitions. [2023-11-19 03:43:22,648 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 156 transitions. [2023-11-19 03:43:22,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:43:22,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:22,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:22,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:23,159 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:43:23,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:23,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 91 states and 157 transitions. [2023-11-19 03:43:23,471 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 157 transitions. [2023-11-19 03:43:23,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:43:23,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:23,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:23,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:23,725 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:43:24,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:24,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 96 states and 174 transitions. [2023-11-19 03:43:24,480 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 174 transitions. [2023-11-19 03:43:24,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:43:24,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:24,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:24,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:25,192 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:43:25,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:25,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 99 states and 176 transitions. [2023-11-19 03:43:25,882 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 176 transitions. [2023-11-19 03:43:25,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:43:25,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:25,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:25,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:26,211 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:43:27,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:27,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 104 states and 194 transitions. [2023-11-19 03:43:27,227 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 194 transitions. [2023-11-19 03:43:27,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:43:27,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:27,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:27,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:27,884 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:43:28,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:28,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 106 states and 195 transitions. [2023-11-19 03:43:28,250 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 195 transitions. [2023-11-19 03:43:28,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:43:28,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:28,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:28,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:28,573 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:43:29,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:29,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 111 states and 214 transitions. [2023-11-19 03:43:29,522 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 214 transitions. [2023-11-19 03:43:29,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:43:29,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:29,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:29,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:30,563 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:43:31,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:31,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 114 states and 216 transitions. [2023-11-19 03:43:31,324 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 216 transitions. [2023-11-19 03:43:31,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:43:31,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:31,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:31,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:31,703 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:43:33,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:33,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 119 states and 236 transitions. [2023-11-19 03:43:33,070 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 236 transitions. [2023-11-19 03:43:33,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:43:33,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:33,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:33,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:34,233 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:43:34,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:34,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 121 states and 237 transitions. [2023-11-19 03:43:34,735 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 237 transitions. [2023-11-19 03:43:34,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:43:34,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:34,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:34,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:35,168 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:43:36,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:36,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 126 states and 258 transitions. [2023-11-19 03:43:36,247 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 258 transitions. [2023-11-19 03:43:36,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:43:36,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:36,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:36,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:37,570 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:43:38,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:38,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 129 states and 260 transitions. [2023-11-19 03:43:38,588 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 260 transitions. [2023-11-19 03:43:38,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:43:38,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:38,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:38,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:39,049 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:43:40,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:40,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 134 states and 282 transitions. [2023-11-19 03:43:40,578 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 282 transitions. [2023-11-19 03:43:40,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:43:40,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:40,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:40,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:41,886 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:43:42,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:42,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 136 states and 283 transitions. [2023-11-19 03:43:42,467 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 283 transitions. [2023-11-19 03:43:42,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:43:42,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:42,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:42,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:42,934 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 164 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:43:44,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:44,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 141 states and 306 transitions. [2023-11-19 03:43:44,315 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 306 transitions. [2023-11-19 03:43:44,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:43:44,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:44,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:44,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:46,057 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 172 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:43:47,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:47,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 144 states and 308 transitions. [2023-11-19 03:43:47,106 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 308 transitions. [2023-11-19 03:43:47,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:43:47,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:47,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:47,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:47,611 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:43:49,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:49,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 149 states and 332 transitions. [2023-11-19 03:43:49,387 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 332 transitions. [2023-11-19 03:43:49,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:43:49,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:49,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:49,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:51,112 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 198 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:43:51,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:51,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 151 states and 333 transitions. [2023-11-19 03:43:51,712 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 333 transitions. [2023-11-19 03:43:51,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:43:51,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:51,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:51,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:52,179 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 0 proven. 207 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.