./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound20.c --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_d4bbec4f-e498-4f06-88b8-510fa9c1dc1a/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4bbec4f-e498-4f06-88b8-510fa9c1dc1a/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_d4bbec4f-e498-4f06-88b8-510fa9c1dc1a/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4bbec4f-e498-4f06-88b8-510fa9c1dc1a/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4bbec4f-e498-4f06-88b8-510fa9c1dc1a/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_d4bbec4f-e498-4f06-88b8-510fa9c1dc1a/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 070b005151a155625f2a1d89ebf21c03a6d381af2d7b663a2fe06061e79da5f4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:00:57,660 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:00:57,794 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4bbec4f-e498-4f06-88b8-510fa9c1dc1a/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:00:57,803 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:00:57,804 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:00:57,848 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:00:57,849 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:00:57,850 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:00:57,851 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:00:57,857 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:00:57,858 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:00:57,858 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:00:57,858 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:00:57,860 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:00:57,861 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:00:57,861 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:00:57,862 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:00:57,862 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:00:57,863 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:00:57,863 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:00:57,863 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:00:57,864 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:00:57,864 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:00:57,865 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:00:57,865 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:00:57,866 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:00:57,866 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:00:57,867 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:00:57,867 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:00:57,868 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:00:57,869 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:00:57,870 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:00:57,870 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:00:57,870 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:00:57,870 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:00:57,870 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_d4bbec4f-e498-4f06-88b8-510fa9c1dc1a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4bbec4f-e498-4f06-88b8-510fa9c1dc1a/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 070b005151a155625f2a1d89ebf21c03a6d381af2d7b663a2fe06061e79da5f4 [2023-11-19 03:00:58,269 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:00:58,311 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:00:58,314 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:00:58,315 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:00:58,316 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:00:58,318 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4bbec4f-e498-4f06-88b8-510fa9c1dc1a/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound20.c [2023-11-19 03:01:01,556 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:01:01,816 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:01:01,819 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4bbec4f-e498-4f06-88b8-510fa9c1dc1a/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound20.c [2023-11-19 03:01:01,843 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4bbec4f-e498-4f06-88b8-510fa9c1dc1a/bin/ukojak-verify-G8NBE6pJGL/data/4ecc1e008/cb5da116dc5344178f141bf242ecb903/FLAG57cb271a1 [2023-11-19 03:01:01,861 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4bbec4f-e498-4f06-88b8-510fa9c1dc1a/bin/ukojak-verify-G8NBE6pJGL/data/4ecc1e008/cb5da116dc5344178f141bf242ecb903 [2023-11-19 03:01:01,863 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:01:01,897 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:01:01,901 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:01:01,901 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:01:01,907 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:01:01,908 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:01:01" (1/1) ... [2023-11-19 03:01:01,909 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@126f7855 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:01, skipping insertion in model container [2023-11-19 03:01:01,909 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:01:01" (1/1) ... [2023-11-19 03:01:01,931 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:01:02,124 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:01:02,134 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:01:02,155 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:01:02,169 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:01:02,170 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:02 WrapperNode [2023-11-19 03:01:02,170 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:01:02,171 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:01:02,171 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:01:02,171 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:01:02,179 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:02" (1/1) ... [2023-11-19 03:01:02,186 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:02" (1/1) ... [2023-11-19 03:01:02,209 INFO L138 Inliner]: procedures = 14, calls = 15, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 97 [2023-11-19 03:01:02,210 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:01:02,210 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:01:02,210 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:01:02,211 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:01:02,220 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:02" (1/1) ... [2023-11-19 03:01:02,220 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:02" (1/1) ... [2023-11-19 03:01:02,231 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:02" (1/1) ... [2023-11-19 03:01:02,231 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:02" (1/1) ... [2023-11-19 03:01:02,236 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:02" (1/1) ... [2023-11-19 03:01:02,239 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:02" (1/1) ... [2023-11-19 03:01:02,240 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:02" (1/1) ... [2023-11-19 03:01:02,241 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:02" (1/1) ... [2023-11-19 03:01:02,243 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:01:02,244 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:01:02,245 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:01:02,245 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:01:02,246 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:02" (1/1) ... [2023-11-19 03:01:02,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:01:02,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4bbec4f-e498-4f06-88b8-510fa9c1dc1a/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:01:02,278 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4bbec4f-e498-4f06-88b8-510fa9c1dc1a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:01:02,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4bbec4f-e498-4f06-88b8-510fa9c1dc1a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:01:02,326 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:01:02,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:01:02,326 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:01:02,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:01:02,327 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:01:02,327 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:01:02,390 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:01:02,392 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:01:02,795 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:01:02,856 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:01:02,864 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:01:02,869 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:01:02 BoogieIcfgContainer [2023-11-19 03:01:02,869 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:01:02,870 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:01:02,870 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:01:02,884 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:01:02,885 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:01:02" (1/1) ... [2023-11-19 03:01:02,896 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:01:02,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:02,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 113 states and 119 transitions. [2023-11-19 03:01:02,973 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 119 transitions. [2023-11-19 03:01:02,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:01:02,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:02,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:03,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:03,197 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 03:01:03,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:03,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 115 states and 121 transitions. [2023-11-19 03:01:03,254 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 121 transitions. [2023-11-19 03:01:03,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:01:03,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:03,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:03,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:03,331 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 03:01:03,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:03,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 116 states and 122 transitions. [2023-11-19 03:01:03,354 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 122 transitions. [2023-11-19 03:01:03,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:01:03,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:03,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:03,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:03,432 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 03:01:03,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:03,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 117 states and 123 transitions. [2023-11-19 03:01:03,455 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 123 transitions. [2023-11-19 03:01:03,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:01:03,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:03,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:03,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:03,532 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 03:01:03,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:03,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 118 states and 124 transitions. [2023-11-19 03:01:03,554 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 124 transitions. [2023-11-19 03:01:03,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:01:03,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:03,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:03,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:03,651 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 03:01:03,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:03,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 120 states and 127 transitions. [2023-11-19 03:01:03,711 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 127 transitions. [2023-11-19 03:01:03,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:01:03,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:03,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:03,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:03,766 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 03:01:03,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:03,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 121 states and 128 transitions. [2023-11-19 03:01:03,783 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 128 transitions. [2023-11-19 03:01:03,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:01:03,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:03,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:03,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:03,822 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 03:01:03,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:03,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 122 states and 129 transitions. [2023-11-19 03:01:03,839 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 129 transitions. [2023-11-19 03:01:03,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:01:03,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:03,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:03,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:03,978 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 03:01:03,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:03,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 123 states and 130 transitions. [2023-11-19 03:01:03,995 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 130 transitions. [2023-11-19 03:01:03,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:01:03,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:03,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:04,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:04,015 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 03:01:04,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:04,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 122 states and 129 transitions. [2023-11-19 03:01:04,023 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 129 transitions. [2023-11-19 03:01:04,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:01:04,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:04,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:04,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:04,054 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:01:04,059 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:04,104 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 03:01:04,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:04,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 124 states and 131 transitions. [2023-11-19 03:01:04,127 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 131 transitions. [2023-11-19 03:01:04,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:01:04,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:04,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:04,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:04,155 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:01:04,156 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:04,160 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:01:04,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:04,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 123 states and 130 transitions. [2023-11-19 03:01:04,169 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 130 transitions. [2023-11-19 03:01:04,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:01:04,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:04,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:04,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:04,197 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:01:04,198 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:04,237 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:01:04,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:04,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 138 states and 149 transitions. [2023-11-19 03:01:04,383 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 149 transitions. [2023-11-19 03:01:04,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:01:04,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:04,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:04,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:04,408 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:01:04,410 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:04,456 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:01:04,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:04,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 154 states and 170 transitions. [2023-11-19 03:01:04,675 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 170 transitions. [2023-11-19 03:01:04,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:01:04,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:04,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:04,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:04,700 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:01:04,702 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:04,746 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:01:05,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:05,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 171 states and 192 transitions. [2023-11-19 03:01:05,081 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 192 transitions. [2023-11-19 03:01:05,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:01:05,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:05,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:05,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:05,107 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:01:05,109 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:05,250 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:01:05,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:05,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 174 states and 196 transitions. [2023-11-19 03:01:05,406 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 196 transitions. [2023-11-19 03:01:05,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:01:05,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:05,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:05,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:05,430 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:01:05,432 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:05,518 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:01:05,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:05,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 177 states and 200 transitions. [2023-11-19 03:01:05,634 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 200 transitions. [2023-11-19 03:01:05,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:01:05,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:05,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:05,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:05,656 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:01:05,657 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:05,709 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:01:05,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:05,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 179 states and 204 transitions. [2023-11-19 03:01:05,870 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 204 transitions. [2023-11-19 03:01:05,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:01:05,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:05,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:05,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:05,894 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:01:05,897 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:05,961 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:01:06,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:06,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 182 states and 209 transitions. [2023-11-19 03:01:06,095 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 209 transitions. [2023-11-19 03:01:06,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:01:06,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:06,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:06,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:06,122 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:01:06,123 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:06,223 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:01:06,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:06,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 184 states and 212 transitions. [2023-11-19 03:01:06,544 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 212 transitions. [2023-11-19 03:01:06,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:01:06,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:06,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:06,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:06,571 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:01:06,573 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:06,756 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:01:07,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:07,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 188 states and 217 transitions. [2023-11-19 03:01:07,010 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 217 transitions. [2023-11-19 03:01:07,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:01:07,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:07,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:07,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:07,038 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:01:07,043 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:07,083 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:01:07,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:07,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 189 states and 219 transitions. [2023-11-19 03:01:07,313 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 219 transitions. [2023-11-19 03:01:07,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:01:07,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:07,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:07,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:07,338 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:01:07,339 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:07,469 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:01:07,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:07,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 191 states and 222 transitions. [2023-11-19 03:01:07,608 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 222 transitions. [2023-11-19 03:01:07,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:01:07,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:07,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:07,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:07,634 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:01:07,639 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:07,714 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:01:08,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:08,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 201 states and 237 transitions. [2023-11-19 03:01:08,316 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 237 transitions. [2023-11-19 03:01:08,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:01:08,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:08,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:08,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:08,346 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:01:08,347 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:08,408 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:01:08,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:08,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 202 states and 238 transitions. [2023-11-19 03:01:08,480 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 238 transitions. [2023-11-19 03:01:08,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:01:08,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:08,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:08,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:08,503 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:01:08,504 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:08,568 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:01:09,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:09,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 213 states and 254 transitions. [2023-11-19 03:01:09,339 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 254 transitions. [2023-11-19 03:01:09,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:01:09,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:09,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:09,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:09,362 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:01:09,363 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:09,422 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:01:09,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:09,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 215 states and 256 transitions. [2023-11-19 03:01:09,554 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 256 transitions. [2023-11-19 03:01:09,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:01:09,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:09,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:09,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:09,578 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:01:09,579 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:09,622 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:01:09,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:09,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 214 states and 255 transitions. [2023-11-19 03:01:09,679 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 255 transitions. [2023-11-19 03:01:09,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:01:09,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:09,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:09,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:09,719 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:01:09,720 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:09,761 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:01:10,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:10,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 219 states and 265 transitions. [2023-11-19 03:01:10,210 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 265 transitions. [2023-11-19 03:01:10,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:01:10,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:10,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:10,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:10,242 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:01:10,243 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:10,289 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:01:10,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:10,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 218 states and 264 transitions. [2023-11-19 03:01:10,345 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 264 transitions. [2023-11-19 03:01:10,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:01:10,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:10,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:10,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:10,376 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:01:10,377 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:10,420 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:01:11,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:11,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 224 states and 275 transitions. [2023-11-19 03:01:11,019 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 275 transitions. [2023-11-19 03:01:11,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:01:11,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:11,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:11,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:11,043 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:01:11,045 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:11,237 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:01:12,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:12,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 234 states and 292 transitions. [2023-11-19 03:01:12,611 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 292 transitions. [2023-11-19 03:01:12,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:01:12,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:12,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:12,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:12,638 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:01:12,639 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:12,845 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:01:14,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:14,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 249 states and 314 transitions. [2023-11-19 03:01:14,129 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 314 transitions. [2023-11-19 03:01:14,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:01:14,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:14,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:14,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:14,153 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:01:14,154 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:14,194 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:01:14,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:14,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 248 states and 313 transitions. [2023-11-19 03:01:14,321 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 313 transitions. [2023-11-19 03:01:14,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:01:14,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:14,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:14,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:14,355 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:01:14,356 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:14,392 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:01:14,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:14,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 247 states and 312 transitions. [2023-11-19 03:01:14,456 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 312 transitions. [2023-11-19 03:01:14,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:01:14,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:14,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:14,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:14,481 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:01:14,482 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:14,617 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:01:15,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:15,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 270 states and 341 transitions. [2023-11-19 03:01:15,744 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 341 transitions. [2023-11-19 03:01:15,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:01:15,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:15,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:15,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:15,769 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:01:15,770 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:15,810 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:01:15,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:15,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 269 states and 340 transitions. [2023-11-19 03:01:15,854 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 340 transitions. [2023-11-19 03:01:15,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:01:15,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:15,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:15,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:15,878 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:01:15,879 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:16,001 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:01:17,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:17,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 293 states and 369 transitions. [2023-11-19 03:01:17,205 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 369 transitions. [2023-11-19 03:01:17,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:01:17,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:17,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:17,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:17,228 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:01:17,230 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:17,266 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:01:17,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:17,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 292 states and 368 transitions. [2023-11-19 03:01:17,307 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 368 transitions. [2023-11-19 03:01:17,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:01:17,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:17,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:17,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:17,330 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:01:17,331 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:17,335 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:01:17,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:17,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 291 states and 367 transitions. [2023-11-19 03:01:17,533 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 367 transitions. [2023-11-19 03:01:17,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:01:17,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:17,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:17,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:17,557 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:01:17,558 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:17,560 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:01:17,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:17,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 290 states and 366 transitions. [2023-11-19 03:01:17,575 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 366 transitions. [2023-11-19 03:01:17,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:01:17,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:17,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:17,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:17,603 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:01:17,604 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:17,609 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:01:17,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:17,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 289 states and 365 transitions. [2023-11-19 03:01:17,855 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 365 transitions. [2023-11-19 03:01:17,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:01:17,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:17,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:17,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:17,885 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:01:17,886 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:18,039 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:01:18,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:18,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 300 states and 382 transitions. [2023-11-19 03:01:18,685 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 382 transitions. [2023-11-19 03:01:18,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:01:18,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:18,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:18,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:18,710 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:01:18,711 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:18,720 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 03:01:18,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:18,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 299 states and 381 transitions. [2023-11-19 03:01:18,752 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 381 transitions. [2023-11-19 03:01:18,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:01:18,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:18,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:18,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:18,776 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:01:18,777 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:18,779 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:01:18,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:18,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 298 states and 380 transitions. [2023-11-19 03:01:18,797 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 380 transitions. [2023-11-19 03:01:18,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:01:18,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:18,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:18,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:18,839 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:01:18,840 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:18,849 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:01:18,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:18,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 297 states and 379 transitions. [2023-11-19 03:01:18,881 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 379 transitions. [2023-11-19 03:01:18,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:01:18,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:18,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:18,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:18,906 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:01:18,908 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:19,032 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:01:19,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:19,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 311 states and 396 transitions. [2023-11-19 03:01:19,524 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 396 transitions. [2023-11-19 03:01:19,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:01:19,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:19,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:19,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:19,554 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:01:19,555 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:19,560 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-19 03:01:19,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:19,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 310 states and 395 transitions. [2023-11-19 03:01:19,798 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 395 transitions. [2023-11-19 03:01:19,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:01:19,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:19,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:19,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:19,829 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:01:19,830 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:19,915 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:01:20,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:20,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 325 states and 412 transitions. [2023-11-19 03:01:20,474 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 412 transitions. [2023-11-19 03:01:20,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:01:20,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:20,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:20,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:20,500 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:01:20,501 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:20,506 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:01:20,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:20,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 324 states and 411 transitions. [2023-11-19 03:01:20,742 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 411 transitions. [2023-11-19 03:01:20,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:01:20,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:20,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:20,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:20,776 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:01:20,777 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:20,869 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:01:21,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:21,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 340 states and 430 transitions. [2023-11-19 03:01:21,622 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 430 transitions. [2023-11-19 03:01:21,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:01:21,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:21,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:21,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:21,652 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:01:21,654 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:21,811 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:01:21,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:21,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 339 states and 429 transitions. [2023-11-19 03:01:21,939 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 429 transitions. [2023-11-19 03:01:21,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:01:21,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:21,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:21,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:21,976 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:01:21,977 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:22,763 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:01:23,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:23,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 349 states and 443 transitions. [2023-11-19 03:01:23,545 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 443 transitions. [2023-11-19 03:01:23,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:01:23,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:23,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:23,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:23,572 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:01:23,573 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:23,700 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:01:24,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:24,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 367 states and 463 transitions. [2023-11-19 03:01:24,996 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 463 transitions. [2023-11-19 03:01:24,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:01:24,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:24,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:25,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:25,034 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:01:25,035 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:25,083 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:01:25,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:25,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 366 states and 462 transitions. [2023-11-19 03:01:25,619 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 462 transitions. [2023-11-19 03:01:25,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:01:25,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:25,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:25,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:25,646 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:01:25,648 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:25,684 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:01:26,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:26,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 365 states and 461 transitions. [2023-11-19 03:01:26,295 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 461 transitions. [2023-11-19 03:01:26,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:01:26,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:26,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:26,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:26,321 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:01:26,325 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:26,385 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:01:27,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:27,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 364 states and 460 transitions. [2023-11-19 03:01:27,427 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 460 transitions. [2023-11-19 03:01:27,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:01:27,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:27,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:27,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:27,456 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:01:27,458 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:27,629 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:01:28,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:28,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 380 states and 484 transitions. [2023-11-19 03:01:28,306 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 484 transitions. [2023-11-19 03:01:28,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:01:28,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:28,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:28,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:28,335 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:01:28,336 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:28,495 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:01:31,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:31,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 402 states and 509 transitions. [2023-11-19 03:01:31,305 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 509 transitions. [2023-11-19 03:01:31,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:01:31,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:31,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:31,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:31,346 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:01:31,347 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:31,570 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:01:32,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:32,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 418 states and 529 transitions. [2023-11-19 03:01:32,343 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 529 transitions. [2023-11-19 03:01:32,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:01:32,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:32,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:32,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:32,372 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:01:32,373 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:32,520 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:01:32,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:32,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 417 states and 528 transitions. [2023-11-19 03:01:32,884 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 528 transitions. [2023-11-19 03:01:32,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:01:32,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:32,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:32,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:32,912 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:01:32,913 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:33,112 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:01:33,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:33,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 434 states and 551 transitions. [2023-11-19 03:01:33,893 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 551 transitions. [2023-11-19 03:01:33,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:01:33,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:33,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:33,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:33,921 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:01:33,922 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:34,086 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:01:37,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:37,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 458 states and 578 transitions. [2023-11-19 03:01:37,945 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 578 transitions. [2023-11-19 03:01:37,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:01:37,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:37,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:37,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:37,991 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:01:37,993 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:38,242 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:01:38,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:38,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 461 states and 589 transitions. [2023-11-19 03:01:38,800 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 589 transitions. [2023-11-19 03:01:38,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:01:38,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:38,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:38,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:38,830 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:01:38,832 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:39,235 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:01:39,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:39,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 464 states and 592 transitions. [2023-11-19 03:01:39,951 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 592 transitions. [2023-11-19 03:01:39,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 03:01:39,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:39,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:39,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:39,980 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:01:39,981 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:40,130 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:01:40,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:40,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 467 states and 598 transitions. [2023-11-19 03:01:40,628 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 598 transitions. [2023-11-19 03:01:40,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 03:01:40,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:40,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:40,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:40,667 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:01:40,668 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:40,914 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:01:41,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:41,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 470 states and 604 transitions. [2023-11-19 03:01:41,747 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 604 transitions. [2023-11-19 03:01:41,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 03:01:41,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:41,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:41,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:41,776 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:01:41,778 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:42,040 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:01:43,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:43,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 475 states and 612 transitions. [2023-11-19 03:01:43,232 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 612 transitions. [2023-11-19 03:01:43,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-19 03:01:43,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:43,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:43,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:43,262 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:01:43,263 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:43,271 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-19 03:01:43,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:43,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 475 states and 611 transitions. [2023-11-19 03:01:43,640 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 611 transitions. [2023-11-19 03:01:43,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-19 03:01:43,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:43,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:43,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:43,675 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:01:43,677 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:43,955 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:01:44,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:44,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 477 states and 616 transitions. [2023-11-19 03:01:44,367 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 616 transitions. [2023-11-19 03:01:44,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-19 03:01:44,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:44,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:44,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:44,401 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:01:44,403 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:44,442 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-19 03:01:46,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:46,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 484 states and 626 transitions. [2023-11-19 03:01:46,047 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 626 transitions. [2023-11-19 03:01:46,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-19 03:01:46,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:46,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:46,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:46,080 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:01:46,082 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:46,124 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-11-19 03:01:47,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:47,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 491 states and 636 transitions. [2023-11-19 03:01:47,905 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 636 transitions. [2023-11-19 03:01:47,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-19 03:01:47,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:47,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:47,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:47,936 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:01:47,937 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:48,254 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 03:01:51,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:51,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 506 states and 665 transitions. [2023-11-19 03:01:51,805 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 665 transitions. [2023-11-19 03:01:51,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-19 03:01:51,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:51,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:51,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:51,839 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:01:51,841 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:51,969 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked.