./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/freire1_unwindbound20.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_844a0ba2-a382-4361-9b12-811826a9ce6b/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_844a0ba2-a382-4361-9b12-811826a9ce6b/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_844a0ba2-a382-4361-9b12-811826a9ce6b/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_844a0ba2-a382-4361-9b12-811826a9ce6b/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/freire1_unwindbound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_844a0ba2-a382-4361-9b12-811826a9ce6b/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_844a0ba2-a382-4361-9b12-811826a9ce6b/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 290432887833d1264fa39f327d8609faf39248fe680017022e16e5c72d0bf2b6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:34:58,141 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:34:58,255 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_844a0ba2-a382-4361-9b12-811826a9ce6b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:34:58,265 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:34:58,266 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:34:58,304 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:34:58,305 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:34:58,306 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:34:58,307 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:34:58,312 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:34:58,312 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:34:58,313 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:34:58,313 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:34:58,315 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:34:58,316 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:34:58,317 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:34:58,317 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:34:58,318 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:34:58,318 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:34:58,318 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:34:58,319 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:34:58,320 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:34:58,320 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:34:58,320 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:34:58,321 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:34:58,323 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:34:58,323 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:34:58,324 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:34:58,324 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:34:58,325 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:34:58,326 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:34:58,327 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:34:58,327 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:34:58,327 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:34:58,327 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:34:58,328 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_844a0ba2-a382-4361-9b12-811826a9ce6b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_844a0ba2-a382-4361-9b12-811826a9ce6b/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 290432887833d1264fa39f327d8609faf39248fe680017022e16e5c72d0bf2b6 [2023-11-19 03:34:58,666 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:34:58,695 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:34:58,697 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:34:58,699 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:34:58,699 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:34:58,701 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_844a0ba2-a382-4361-9b12-811826a9ce6b/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/freire1_unwindbound20.c [2023-11-19 03:35:02,060 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:35:02,286 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:35:02,287 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_844a0ba2-a382-4361-9b12-811826a9ce6b/sv-benchmarks/c/nla-digbench-scaling/freire1_unwindbound20.c [2023-11-19 03:35:02,296 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_844a0ba2-a382-4361-9b12-811826a9ce6b/bin/ukojak-verify-G8NBE6pJGL/data/9106a989e/da2be6aa6f9c49fb89c834111b3a210c/FLAG2034bd53c [2023-11-19 03:35:02,314 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_844a0ba2-a382-4361-9b12-811826a9ce6b/bin/ukojak-verify-G8NBE6pJGL/data/9106a989e/da2be6aa6f9c49fb89c834111b3a210c [2023-11-19 03:35:02,320 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:35:02,323 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:35:02,326 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:35:02,327 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:35:02,333 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:35:02,334 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:35:02" (1/1) ... [2023-11-19 03:35:02,335 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6861cd22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:35:02, skipping insertion in model container [2023-11-19 03:35:02,336 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:35:02" (1/1) ... [2023-11-19 03:35:02,359 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:35:02,567 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:35:02,579 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:35:02,612 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:35:02,627 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:35:02,628 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:35:02 WrapperNode [2023-11-19 03:35:02,628 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:35:02,629 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:35:02,629 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:35:02,630 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:35:02,637 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:35:02" (1/1) ... [2023-11-19 03:35:02,646 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:35:02" (1/1) ... [2023-11-19 03:35:02,667 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 48 [2023-11-19 03:35:02,667 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:35:02,668 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:35:02,668 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:35:02,669 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:35:02,678 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:35:02" (1/1) ... [2023-11-19 03:35:02,678 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:35:02" (1/1) ... [2023-11-19 03:35:02,690 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:35:02" (1/1) ... [2023-11-19 03:35:02,691 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:35:02" (1/1) ... [2023-11-19 03:35:02,696 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:35:02" (1/1) ... [2023-11-19 03:35:02,704 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:35:02" (1/1) ... [2023-11-19 03:35:02,706 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:35:02" (1/1) ... [2023-11-19 03:35:02,707 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:35:02" (1/1) ... [2023-11-19 03:35:02,713 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:35:02,714 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:35:02,714 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:35:02,715 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:35:02,715 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:35:02" (1/1) ... [2023-11-19 03:35:02,721 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:35:02,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_844a0ba2-a382-4361-9b12-811826a9ce6b/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:35:02,752 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_844a0ba2-a382-4361-9b12-811826a9ce6b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:35:02,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_844a0ba2-a382-4361-9b12-811826a9ce6b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:35:02,796 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:35:02,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:35:02,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:35:02,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:35:02,798 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:35:02,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:35:02,873 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:35:02,875 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:35:03,025 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:35:03,050 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:35:03,050 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:35:03,061 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:35:03 BoogieIcfgContainer [2023-11-19 03:35:03,061 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:35:03,062 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:35:03,063 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:35:03,073 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:35:03,073 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:35:03" (1/1) ... [2023-11-19 03:35:03,085 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:35:03,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:03,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 26 states and 29 transitions. [2023-11-19 03:35:03,158 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 29 transitions. [2023-11-19 03:35:03,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:35:03,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:03,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:03,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:03,309 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 03:35:03,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:03,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 25 states and 27 transitions. [2023-11-19 03:35:03,333 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 27 transitions. [2023-11-19 03:35:03,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:35:03,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:03,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:03,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:03,555 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 03:35:03,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:03,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 27 states and 30 transitions. [2023-11-19 03:35:03,595 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2023-11-19 03:35:03,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:35:03,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:03,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:03,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:03,670 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 03:35:03,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:03,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 28 states and 31 transitions. [2023-11-19 03:35:03,697 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 31 transitions. [2023-11-19 03:35:03,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:35:03,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:03,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:03,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:03,721 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 03:35:03,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:03,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 27 states and 30 transitions. [2023-11-19 03:35:03,733 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2023-11-19 03:35:03,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:35:03,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:03,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:03,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:03,784 INFO L262 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:35:03,788 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:03,814 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 03:35:03,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:03,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 33 states and 39 transitions. [2023-11-19 03:35:03,945 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 39 transitions. [2023-11-19 03:35:03,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:35:03,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:03,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:03,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:03,975 INFO L262 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:35:03,976 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:04,036 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 03:35:04,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:04,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 34 states and 41 transitions. [2023-11-19 03:35:04,174 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 41 transitions. [2023-11-19 03:35:04,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:35:04,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:04,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:04,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:04,206 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:35:04,207 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:04,246 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 03:35:04,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:04,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 37 states and 47 transitions. [2023-11-19 03:35:04,304 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 47 transitions. [2023-11-19 03:35:04,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:35:04,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:04,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:04,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:04,336 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:35:04,337 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:04,387 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 03:35:04,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:04,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 39 states and 50 transitions. [2023-11-19 03:35:04,548 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 50 transitions. [2023-11-19 03:35:04,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:35:04,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:04,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:04,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:04,570 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:35:04,571 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:04,620 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 03:35:04,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:04,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 43 states and 57 transitions. [2023-11-19 03:35:04,773 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 57 transitions. [2023-11-19 03:35:04,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:35:04,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:04,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:04,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:04,795 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:35:04,797 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:04,935 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:35:05,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:05,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 54 states and 78 transitions. [2023-11-19 03:35:05,367 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 78 transitions. [2023-11-19 03:35:05,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:35:05,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:05,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:05,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:05,403 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:35:05,404 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:05,532 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:35:06,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:06,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 65 states and 100 transitions. [2023-11-19 03:35:06,398 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 100 transitions. [2023-11-19 03:35:06,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:35:06,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:06,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:06,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:06,430 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:35:06,432 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:06,517 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:35:07,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:07,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 72 states and 111 transitions. [2023-11-19 03:35:07,331 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 111 transitions. [2023-11-19 03:35:07,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:35:07,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:07,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:07,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:07,377 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:35:07,378 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:07,459 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:35:07,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:07,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 76 states and 124 transitions. [2023-11-19 03:35:07,712 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 124 transitions. [2023-11-19 03:35:07,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:35:07,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:07,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:07,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:07,739 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:35:07,741 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:07,890 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:35:08,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:08,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 84 states and 135 transitions. [2023-11-19 03:35:08,320 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 135 transitions. [2023-11-19 03:35:08,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:35:08,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:08,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:08,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:08,369 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:35:08,374 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:08,518 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:35:09,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:09,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 94 states and 152 transitions. [2023-11-19 03:35:09,014 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 152 transitions. [2023-11-19 03:35:09,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:35:09,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:09,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:09,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:09,050 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:35:09,058 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:09,156 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:35:09,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:09,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 100 states and 163 transitions. [2023-11-19 03:35:09,852 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 163 transitions. [2023-11-19 03:35:09,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:35:09,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:09,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:09,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:09,882 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:35:09,884 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:09,926 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:35:10,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:10,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 103 states and 165 transitions. [2023-11-19 03:35:10,321 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 165 transitions. [2023-11-19 03:35:10,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:35:10,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:10,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:10,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:10,357 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:35:10,363 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:10,474 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:35:10,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:10,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 107 states and 179 transitions. [2023-11-19 03:35:10,803 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 179 transitions. [2023-11-19 03:35:10,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:35:10,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:10,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:10,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:10,849 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:35:10,851 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:11,065 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:35:11,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:11,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 114 states and 190 transitions. [2023-11-19 03:35:11,499 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 190 transitions. [2023-11-19 03:35:11,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:35:11,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:11,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:11,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:11,567 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:35:11,569 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:11,671 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:35:12,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:12,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 117 states and 192 transitions. [2023-11-19 03:35:12,254 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 192 transitions. [2023-11-19 03:35:12,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:35:12,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:12,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:12,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:12,292 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:35:12,293 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:12,473 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 9 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:35:13,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:13,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 129 states and 222 transitions. [2023-11-19 03:35:13,201 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 222 transitions. [2023-11-19 03:35:13,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:35:13,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:13,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:13,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:13,244 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:35:13,246 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:13,395 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:35:14,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:14,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 135 states and 234 transitions. [2023-11-19 03:35:14,512 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 234 transitions. [2023-11-19 03:35:14,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:35:14,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:14,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:14,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:14,549 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:35:14,550 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:14,611 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:35:15,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:15,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 138 states and 236 transitions. [2023-11-19 03:35:15,138 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 236 transitions. [2023-11-19 03:35:15,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:35:15,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:15,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:15,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:15,176 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:35:15,177 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:15,228 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:35:15,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:15,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 141 states and 238 transitions. [2023-11-19 03:35:15,707 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 238 transitions. [2023-11-19 03:35:15,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:35:15,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:15,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:15,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:15,737 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:35:15,738 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:15,880 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:35:16,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:16,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 145 states and 255 transitions. [2023-11-19 03:35:16,290 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 255 transitions. [2023-11-19 03:35:16,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:35:16,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:16,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:16,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:16,324 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:35:16,325 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:16,621 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:35:17,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:17,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 152 states and 266 transitions. [2023-11-19 03:35:17,157 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 266 transitions. [2023-11-19 03:35:17,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:35:17,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:17,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:17,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:17,200 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 03:35:17,201 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:17,956 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:35:19,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:19,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 162 states and 287 transitions. [2023-11-19 03:35:19,465 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 287 transitions. [2023-11-19 03:35:19,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:35:19,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:19,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:19,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:19,497 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:35:19,498 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:20,042 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:35:22,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:22,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 197 states and 344 transitions. [2023-11-19 03:35:22,891 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 344 transitions. [2023-11-19 03:35:22,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:35:22,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:22,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:22,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:22,934 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 03:35:22,936 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:23,168 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:35:23,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:23,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 207 states and 365 transitions. [2023-11-19 03:35:23,957 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 365 transitions. [2023-11-19 03:35:23,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:35:23,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:23,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:23,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:23,995 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:35:23,996 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:24,156 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:35:25,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:25,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 213 states and 377 transitions. [2023-11-19 03:35:25,076 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 377 transitions. [2023-11-19 03:35:25,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:35:25,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:25,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:25,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:25,118 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:35:25,120 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:25,215 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:35:26,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:26,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 216 states and 381 transitions. [2023-11-19 03:35:26,434 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 381 transitions. [2023-11-19 03:35:26,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:35:26,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:26,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:26,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:26,468 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:35:26,469 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:26,528 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:35:27,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:27,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 219 states and 383 transitions. [2023-11-19 03:35:27,198 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 383 transitions. [2023-11-19 03:35:27,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:35:27,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:27,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:27,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:27,236 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:35:27,238 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:27,333 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:35:28,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:28,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 221 states and 384 transitions. [2023-11-19 03:35:28,147 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 384 transitions. [2023-11-19 03:35:28,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:35:28,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:28,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:28,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:28,201 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:35:28,203 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:28,280 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:35:28,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:28,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 224 states and 386 transitions. [2023-11-19 03:35:28,955 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 386 transitions. [2023-11-19 03:35:28,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:35:28,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:28,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:28,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:28,988 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:35:28,990 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:29,062 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:35:29,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:29,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 227 states and 388 transitions. [2023-11-19 03:35:29,693 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 388 transitions. [2023-11-19 03:35:29,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:35:29,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:29,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:29,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:29,732 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:35:29,734 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:29,902 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:35:30,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:30,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 231 states and 409 transitions. [2023-11-19 03:35:30,487 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 409 transitions. [2023-11-19 03:35:30,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:35:30,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:30,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:30,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:30,523 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 03:35:30,525 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:30,850 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:35:31,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:31,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 238 states and 420 transitions. [2023-11-19 03:35:31,646 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 420 transitions. [2023-11-19 03:35:31,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:35:31,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:31,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:31,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:31,704 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 03:35:31,706 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:31,830 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:35:32,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:32,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 241 states and 435 transitions. [2023-11-19 03:35:32,587 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 435 transitions. [2023-11-19 03:35:32,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 03:35:32,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:32,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:32,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:32,628 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 03:35:32,629 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:32,984 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 15 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:35:34,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:34,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 251 states and 458 transitions. [2023-11-19 03:35:34,138 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 458 transitions. [2023-11-19 03:35:34,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 03:35:34,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:34,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:34,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:34,191 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 03:35:34,193 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:34,441 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:35:35,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:35,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 257 states and 471 transitions. [2023-11-19 03:35:35,596 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 471 transitions. [2023-11-19 03:35:35,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 03:35:35,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:35,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:35,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:35,647 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 03:35:35,649 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:35,733 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:35:36,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:36,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 260 states and 473 transitions. [2023-11-19 03:35:36,502 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 473 transitions. [2023-11-19 03:35:36,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 03:35:36,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:36,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:36,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:36,550 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 03:35:36,552 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:36,624 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:35:37,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:37,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 263 states and 475 transitions. [2023-11-19 03:35:37,376 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 475 transitions. [2023-11-19 03:35:37,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 03:35:37,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:37,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:37,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:37,424 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 03:35:37,467 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:37,590 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:35:38,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:38,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 266 states and 477 transitions. [2023-11-19 03:35:38,563 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 477 transitions. [2023-11-19 03:35:38,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 03:35:38,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:38,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:38,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:38,605 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 03:35:38,607 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:38,680 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:35:39,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:39,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 269 states and 479 transitions. [2023-11-19 03:35:39,490 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 479 transitions. [2023-11-19 03:35:39,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 03:35:39,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:39,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:39,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:39,530 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 03:35:39,532 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:39,609 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:35:41,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:41,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 272 states and 483 transitions. [2023-11-19 03:35:41,051 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 483 transitions. [2023-11-19 03:35:41,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 03:35:41,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:41,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:41,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:41,093 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 03:35:41,095 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:41,163 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:35:42,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:42,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 274 states and 484 transitions. [2023-11-19 03:35:42,015 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 484 transitions. [2023-11-19 03:35:42,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-19 03:35:42,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:42,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:42,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:42,065 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:35:42,069 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:42,297 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 150 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 03:35:43,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:43,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 278 states and 508 transitions. [2023-11-19 03:35:43,024 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 508 transitions. [2023-11-19 03:35:43,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-19 03:35:43,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:43,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:43,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:43,062 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-19 03:35:43,064 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:43,455 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:35:45,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:45,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 288 states and 521 transitions. [2023-11-19 03:35:45,628 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 521 transitions. [2023-11-19 03:35:45,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-19 03:35:45,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:45,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:45,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:45,669 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-19 03:35:45,674 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:46,080 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 18 proven. 180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:35:47,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:47,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 298 states and 546 transitions. [2023-11-19 03:35:47,388 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 546 transitions. [2023-11-19 03:35:47,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-19 03:35:47,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:47,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:47,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:47,435 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 03:35:47,437 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:47,683 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 186 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 03:35:49,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:49,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 304 states and 562 transitions. [2023-11-19 03:35:49,620 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 562 transitions. [2023-11-19 03:35:49,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-19 03:35:49,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:49,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:49,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:49,668 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 03:35:49,670 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:49,752 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 186 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 03:35:50,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:50,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 307 states and 564 transitions. [2023-11-19 03:35:50,752 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 564 transitions. [2023-11-19 03:35:50,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-19 03:35:50,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:50,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:50,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:50,803 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 03:35:50,805 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:50,894 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 186 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 03:35:51,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:51,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 310 states and 566 transitions. [2023-11-19 03:35:51,921 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 566 transitions. [2023-11-19 03:35:51,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-19 03:35:51,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:51,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:51,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:51,973 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 03:35:51,978 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:52,075 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 186 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked.