./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/hard-u_unwindbound50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baf0c1e1-83f9-4148-9875-352a341278ea/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baf0c1e1-83f9-4148-9875-352a341278ea/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_baf0c1e1-83f9-4148-9875-352a341278ea/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baf0c1e1-83f9-4148-9875-352a341278ea/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/hard-u_unwindbound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baf0c1e1-83f9-4148-9875-352a341278ea/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_baf0c1e1-83f9-4148-9875-352a341278ea/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 9692f5b55a240b01d2d0c222255869fb052ffe02a605ab1c8e72ef46a070f8cd --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:09:39,161 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:09:39,276 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baf0c1e1-83f9-4148-9875-352a341278ea/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:09:39,283 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:09:39,284 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:09:39,321 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:09:39,322 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:09:39,322 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:09:39,323 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:09:39,328 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:09:39,329 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:09:39,329 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:09:39,330 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:09:39,331 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:09:39,332 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:09:39,332 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:09:39,332 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:09:39,333 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:09:39,333 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:09:39,334 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:09:39,334 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:09:39,334 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:09:39,335 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:09:39,335 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:09:39,336 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:09:39,336 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:09:39,336 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:09:39,337 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:09:39,337 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:09:39,338 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:09:39,339 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:09:39,339 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:09:39,340 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:09:39,340 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:09:39,340 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:09:39,340 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_baf0c1e1-83f9-4148-9875-352a341278ea/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baf0c1e1-83f9-4148-9875-352a341278ea/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9692f5b55a240b01d2d0c222255869fb052ffe02a605ab1c8e72ef46a070f8cd [2023-11-19 03:09:39,620 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:09:39,642 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:09:39,645 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:09:39,646 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:09:39,646 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:09:39,648 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baf0c1e1-83f9-4148-9875-352a341278ea/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/hard-u_unwindbound50.c [2023-11-19 03:09:42,661 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:09:42,855 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:09:42,856 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baf0c1e1-83f9-4148-9875-352a341278ea/sv-benchmarks/c/nla-digbench-scaling/hard-u_unwindbound50.c [2023-11-19 03:09:42,864 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baf0c1e1-83f9-4148-9875-352a341278ea/bin/ukojak-verify-G8NBE6pJGL/data/df32f6110/ee3dafa7b90140d799007b28883d4698/FLAG017405d36 [2023-11-19 03:09:42,880 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baf0c1e1-83f9-4148-9875-352a341278ea/bin/ukojak-verify-G8NBE6pJGL/data/df32f6110/ee3dafa7b90140d799007b28883d4698 [2023-11-19 03:09:42,883 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:09:42,884 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:09:42,886 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:09:42,886 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:09:42,892 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:09:42,892 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:09:42" (1/1) ... [2023-11-19 03:09:42,894 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@480fa157 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:42, skipping insertion in model container [2023-11-19 03:09:42,894 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:09:42" (1/1) ... [2023-11-19 03:09:42,919 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:09:43,083 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:09:43,094 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:09:43,115 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:09:43,130 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:09:43,131 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:43 WrapperNode [2023-11-19 03:09:43,131 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:09:43,132 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:09:43,132 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:09:43,133 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:09:43,141 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:43" (1/1) ... [2023-11-19 03:09:43,148 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:43" (1/1) ... [2023-11-19 03:09:43,170 INFO L138 Inliner]: procedures = 14, calls = 16, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 76 [2023-11-19 03:09:43,171 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:09:43,171 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:09:43,172 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:09:43,172 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:09:43,182 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:43" (1/1) ... [2023-11-19 03:09:43,182 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:43" (1/1) ... [2023-11-19 03:09:43,184 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:43" (1/1) ... [2023-11-19 03:09:43,184 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:43" (1/1) ... [2023-11-19 03:09:43,188 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:43" (1/1) ... [2023-11-19 03:09:43,192 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:43" (1/1) ... [2023-11-19 03:09:43,193 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:43" (1/1) ... [2023-11-19 03:09:43,194 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:43" (1/1) ... [2023-11-19 03:09:43,196 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:09:43,197 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:09:43,198 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:09:43,198 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:09:43,199 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:43" (1/1) ... [2023-11-19 03:09:43,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:09:43,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baf0c1e1-83f9-4148-9875-352a341278ea/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:09:43,233 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baf0c1e1-83f9-4148-9875-352a341278ea/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:09:43,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baf0c1e1-83f9-4148-9875-352a341278ea/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:09:43,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:09:43,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:09:43,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:09:43,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:09:43,268 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:09:43,269 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:09:43,328 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:09:43,330 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:09:43,546 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:09:43,654 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:09:43,654 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:09:43,659 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:09:43 BoogieIcfgContainer [2023-11-19 03:09:43,659 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:09:43,660 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:09:43,660 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:09:43,673 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:09:43,674 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:09:43" (1/1) ... [2023-11-19 03:09:43,681 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:09:43,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:43,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 26 states and 37 transitions. [2023-11-19 03:09:43,739 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2023-11-19 03:09:43,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:09:43,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:43,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:43,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:44,018 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 03:09:44,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:44,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 28 states and 39 transitions. [2023-11-19 03:09:44,094 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 39 transitions. [2023-11-19 03:09:44,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:09:44,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:44,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:44,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:44,171 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 03:09:44,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:44,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 31 states and 43 transitions. [2023-11-19 03:09:44,277 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2023-11-19 03:09:44,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:09:44,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:44,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:44,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:44,330 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 03:09:44,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:44,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 32 states and 43 transitions. [2023-11-19 03:09:44,352 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 43 transitions. [2023-11-19 03:09:44,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:09:44,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:44,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:44,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:44,400 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:09:44,405 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:44,528 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 03:09:44,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:44,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 42 states and 66 transitions. [2023-11-19 03:09:44,692 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 66 transitions. [2023-11-19 03:09:44,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:09:44,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:44,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:44,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:44,731 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:09:44,733 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:44,807 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 03:09:45,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:45,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 51 states and 89 transitions. [2023-11-19 03:09:45,169 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 89 transitions. [2023-11-19 03:09:45,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:09:45,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:45,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:45,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:45,232 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:09:45,234 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:45,297 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 03:09:45,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:45,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 54 states and 92 transitions. [2023-11-19 03:09:45,419 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 92 transitions. [2023-11-19 03:09:45,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:09:45,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:45,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:45,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:45,486 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:09:45,488 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:45,533 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:09:45,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:45,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 55 states and 95 transitions. [2023-11-19 03:09:45,583 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 95 transitions. [2023-11-19 03:09:45,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:09:45,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:45,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:45,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:45,664 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:09:45,666 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:45,835 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:09:46,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:46,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 62 states and 109 transitions. [2023-11-19 03:09:46,244 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 109 transitions. [2023-11-19 03:09:46,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:09:46,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:46,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:46,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:46,310 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:09:46,315 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:46,421 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:09:46,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:46,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 69 states and 122 transitions. [2023-11-19 03:09:46,741 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 122 transitions. [2023-11-19 03:09:46,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:09:46,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:46,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:46,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:46,778 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:09:46,780 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:46,864 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:09:47,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:47,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 75 states and 136 transitions. [2023-11-19 03:09:47,194 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 136 transitions. [2023-11-19 03:09:47,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:09:47,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:47,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:47,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:47,231 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:09:47,234 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:47,314 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:09:47,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:47,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 77 states and 138 transitions. [2023-11-19 03:09:47,499 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 138 transitions. [2023-11-19 03:09:47,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:09:47,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:47,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:47,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:47,554 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:09:47,557 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:47,615 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:09:47,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:47,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 83 states and 151 transitions. [2023-11-19 03:09:47,875 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 151 transitions. [2023-11-19 03:09:47,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:09:47,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:47,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:47,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:47,907 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:09:47,909 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:47,999 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:09:48,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:48,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 86 states and 154 transitions. [2023-11-19 03:09:48,127 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 154 transitions. [2023-11-19 03:09:48,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:09:48,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:48,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:48,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:48,172 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:09:48,182 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:48,239 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:09:48,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:48,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 87 states and 159 transitions. [2023-11-19 03:09:48,296 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 159 transitions. [2023-11-19 03:09:48,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:09:48,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:48,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:48,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:48,337 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:09:48,338 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:48,669 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 03:09:49,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:49,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 96 states and 184 transitions. [2023-11-19 03:09:49,428 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 184 transitions. [2023-11-19 03:09:49,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:09:49,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:49,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:49,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:49,470 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:09:49,472 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:49,664 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 03:09:49,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:49,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 96 states and 182 transitions. [2023-11-19 03:09:49,893 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 182 transitions. [2023-11-19 03:09:49,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:09:49,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:49,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:49,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:49,945 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:09:49,947 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:50,128 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 03:09:50,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:50,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 96 states and 178 transitions. [2023-11-19 03:09:50,347 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 178 transitions. [2023-11-19 03:09:50,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:09:50,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:50,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:50,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:50,394 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:09:50,399 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:50,578 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 03:09:51,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:51,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 102 states and 196 transitions. [2023-11-19 03:09:51,327 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 196 transitions. [2023-11-19 03:09:51,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:09:51,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:51,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:51,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:51,366 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:09:51,367 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:51,577 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 9 proven. 78 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 03:09:51,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:51,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 105 states and 200 transitions. [2023-11-19 03:09:51,908 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 200 transitions. [2023-11-19 03:09:51,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:09:51,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:51,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:51,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:51,954 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:09:51,957 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:52,091 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 03:09:52,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:52,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 109 states and 209 transitions. [2023-11-19 03:09:52,411 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 209 transitions. [2023-11-19 03:09:52,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:09:52,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:52,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:52,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:52,463 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:09:52,465 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:52,667 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:09:53,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:53,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 116 states and 217 transitions. [2023-11-19 03:09:53,243 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 217 transitions. [2023-11-19 03:09:53,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:09:53,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:53,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:53,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:53,288 INFO L262 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:09:53,290 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:53,589 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 03:09:53,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:53,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 116 states and 212 transitions. [2023-11-19 03:09:53,839 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 212 transitions. [2023-11-19 03:09:53,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:09:53,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:53,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:53,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:53,885 INFO L262 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:09:53,887 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:53,978 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 03:09:54,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:54,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 120 states and 221 transitions. [2023-11-19 03:09:54,382 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 221 transitions. [2023-11-19 03:09:54,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:09:54,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:54,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:54,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:54,458 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 03:09:54,461 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:54,711 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 150 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 03:09:55,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:55,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 129 states and 238 transitions. [2023-11-19 03:09:55,662 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 238 transitions. [2023-11-19 03:09:55,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:09:55,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:55,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:55,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:55,713 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:09:55,715 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:55,884 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 03:09:56,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:56,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 133 states and 248 transitions. [2023-11-19 03:09:56,286 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 248 transitions. [2023-11-19 03:09:56,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-19 03:09:56,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:56,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:56,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:56,337 INFO L262 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 03:09:56,339 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:56,848 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 260 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 03:09:57,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:57,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 133 states and 247 transitions. [2023-11-19 03:09:57,544 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 247 transitions. [2023-11-19 03:09:57,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-19 03:09:57,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:57,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:57,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:57,602 INFO L262 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 03:09:57,605 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:57,708 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 0 proven. 260 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 03:09:58,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:58,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 137 states and 256 transitions. [2023-11-19 03:09:58,184 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 256 transitions. [2023-11-19 03:09:58,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-19 03:09:58,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:58,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:58,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:58,249 INFO L262 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-19 03:09:58,251 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:58,769 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:09:59,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:59,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 146 states and 281 transitions. [2023-11-19 03:09:59,567 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 281 transitions. [2023-11-19 03:09:59,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-19 03:09:59,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:59,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:59,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:59,622 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 03:09:59,628 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:59,805 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 280 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 03:10:00,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:00,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 152 states and 301 transitions. [2023-11-19 03:10:00,834 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 301 transitions. [2023-11-19 03:10:00,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-19 03:10:00,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:00,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:00,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:00,926 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 03:10:00,930 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:01,287 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 03:10:02,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:02,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 161 states and 325 transitions. [2023-11-19 03:10:02,037 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 325 transitions. [2023-11-19 03:10:02,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-19 03:10:02,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:02,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:02,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:02,110 INFO L262 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 03:10:02,114 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:02,800 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 390 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-19 03:10:03,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:03,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 161 states and 320 transitions. [2023-11-19 03:10:03,247 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 320 transitions. [2023-11-19 03:10:03,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-19 03:10:03,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:03,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:03,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:03,312 INFO L262 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-19 03:10:03,315 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:03,739 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 390 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-19 03:10:04,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:04,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 161 states and 319 transitions. [2023-11-19 03:10:04,401 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 319 transitions. [2023-11-19 03:10:04,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-19 03:10:04,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:04,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:04,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:04,467 INFO L262 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 03:10:04,470 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:04,831 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 0 proven. 390 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-19 03:10:05,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:05,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 165 states and 328 transitions. [2023-11-19 03:10:05,736 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 328 transitions. [2023-11-19 03:10:05,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-19 03:10:05,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:05,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:05,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:05,808 INFO L262 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 03:10:05,811 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:06,078 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 0 proven. 414 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-19 03:10:07,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:07,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 171 states and 349 transitions. [2023-11-19 03:10:07,229 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 349 transitions. [2023-11-19 03:10:07,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-19 03:10:07,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:07,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:07,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:07,350 INFO L262 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-19 03:10:07,354 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:07,993 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:10:09,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:09,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 178 states and 357 transitions. [2023-11-19 03:10:09,111 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 357 transitions. [2023-11-19 03:10:09,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-19 03:10:09,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:09,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:09,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:09,183 INFO L262 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 03:10:09,187 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:09,652 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 546 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-19 03:10:11,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:11,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 188 states and 381 transitions. [2023-11-19 03:10:11,380 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 381 transitions. [2023-11-19 03:10:11,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-19 03:10:11,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:11,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:11,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:11,465 INFO L262 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-19 03:10:11,468 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:12,428 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 546 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-19 03:10:13,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:13,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 188 states and 366 transitions. [2023-11-19 03:10:13,158 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 366 transitions. [2023-11-19 03:10:13,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-11-19 03:10:13,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:13,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:13,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:13,236 INFO L262 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 03:10:13,240 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:13,770 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 18 proven. 528 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-19 03:10:14,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:14,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 192 states and 368 transitions. [2023-11-19 03:10:14,808 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 368 transitions. [2023-11-19 03:10:14,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-11-19 03:10:14,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:14,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:14,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:14,889 INFO L262 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 03:10:14,894 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:15,191 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 21 proven. 546 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-19 03:10:15,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:15,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 195 states and 371 transitions. [2023-11-19 03:10:15,738 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 371 transitions. [2023-11-19 03:10:15,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-19 03:10:15,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:15,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:15,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:15,816 INFO L262 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-19 03:10:15,818 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:16,113 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 0 proven. 574 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-19 03:10:17,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:17,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 203 states and 395 transitions. [2023-11-19 03:10:17,792 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 395 transitions. [2023-11-19 03:10:17,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-11-19 03:10:17,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:17,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:17,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:17,886 INFO L262 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-19 03:10:17,890 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:18,365 INFO L134 CoverageAnalysis]: Checked inductivity of 562 backedges. 0 proven. 540 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:10:19,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:19,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 210 states and 403 transitions. [2023-11-19 03:10:19,417 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 403 transitions. [2023-11-19 03:10:19,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-19 03:10:19,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:19,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:19,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:19,489 INFO L262 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-19 03:10:19,493 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:20,031 INFO L134 CoverageAnalysis]: Checked inductivity of 776 backedges. 728 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-11-19 03:10:20,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:20,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 210 states and 401 transitions. [2023-11-19 03:10:20,809 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 401 transitions. [2023-11-19 03:10:20,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-19 03:10:20,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:20,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:20,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:20,891 INFO L262 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-19 03:10:20,895 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:21,087 INFO L134 CoverageAnalysis]: Checked inductivity of 776 backedges. 0 proven. 728 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-11-19 03:10:21,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:21,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 212 states and 409 transitions. [2023-11-19 03:10:21,970 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 409 transitions. [2023-11-19 03:10:21,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-19 03:10:21,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:21,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:22,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:22,081 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-19 03:10:22,084 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:22,427 INFO L134 CoverageAnalysis]: Checked inductivity of 808 backedges. 0 proven. 760 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-11-19 03:10:23,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:23,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 219 states and 441 transitions. [2023-11-19 03:10:23,995 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 441 transitions. [2023-11-19 03:10:23,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-19 03:10:23,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:23,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:24,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:24,081 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-19 03:10:24,085 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:24,279 INFO L134 CoverageAnalysis]: Checked inductivity of 808 backedges. 0 proven. 760 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-11-19 03:10:24,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:24,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 222 states and 443 transitions. [2023-11-19 03:10:24,771 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 443 transitions. [2023-11-19 03:10:24,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-19 03:10:24,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:24,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:24,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:24,878 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-19 03:10:24,882 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:25,879 INFO L134 CoverageAnalysis]: Checked inductivity of 699 backedges. 0 proven. 675 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 03:10:27,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:27,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 231 states and 468 transitions. [2023-11-19 03:10:27,301 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 468 transitions. [2023-11-19 03:10:27,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-19 03:10:27,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:27,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:27,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:27,407 INFO L262 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-19 03:10:27,412 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:28,096 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 936 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2023-11-19 03:10:29,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:29,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 231 states and 466 transitions. [2023-11-19 03:10:29,096 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 466 transitions. [2023-11-19 03:10:29,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-19 03:10:29,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:29,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:29,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:29,186 INFO L262 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-19 03:10:29,190 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:29,573 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 24 proven. 912 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2023-11-19 03:10:31,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:31,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 237 states and 484 transitions. [2023-11-19 03:10:31,315 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 484 transitions. [2023-11-19 03:10:31,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-19 03:10:31,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:31,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:31,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:31,391 INFO L262 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-19 03:10:31,393 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:31,699 INFO L134 CoverageAnalysis]: Checked inductivity of 1017 backedges. 27 proven. 936 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2023-11-19 03:10:32,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:32,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 240 states and 487 transitions. [2023-11-19 03:10:32,100 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 487 transitions. [2023-11-19 03:10:32,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-19 03:10:32,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:32,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:32,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:32,217 INFO L262 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-19 03:10:32,224 INFO L285 TraceCheckSpWp]: Computing forward predicates...