./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_valuebound1.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_2d1ff2d8-9e65-465a-b5e5-a61ddcd03a7e/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d1ff2d8-9e65-465a-b5e5-a61ddcd03a7e/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_2d1ff2d8-9e65-465a-b5e5-a61ddcd03a7e/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d1ff2d8-9e65-465a-b5e5-a61ddcd03a7e/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_valuebound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d1ff2d8-9e65-465a-b5e5-a61ddcd03a7e/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_2d1ff2d8-9e65-465a-b5e5-a61ddcd03a7e/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 9439004819e2e34c2ab2e87057bca89732394fc53eb02ecb90192bb8fac7667a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:07:01,134 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:07:01,261 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d1ff2d8-9e65-465a-b5e5-a61ddcd03a7e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 04:07:01,266 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:07:01,266 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:07:01,289 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:07:01,290 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:07:01,291 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:07:01,292 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:07:01,292 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:07:01,293 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:07:01,293 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:07:01,294 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:07:01,294 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:07:01,295 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:07:01,295 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:07:01,296 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:07:01,296 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:07:01,297 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:07:01,297 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:07:01,298 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:07:01,299 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:07:01,299 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:07:01,299 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:07:01,300 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:07:01,300 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:07:01,301 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:07:01,301 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:07:01,302 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:01,302 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:07:01,303 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:07:01,303 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:07:01,303 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:07:01,304 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:07:01,304 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:07:01,305 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_2d1ff2d8-9e65-465a-b5e5-a61ddcd03a7e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d1ff2d8-9e65-465a-b5e5-a61ddcd03a7e/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9439004819e2e34c2ab2e87057bca89732394fc53eb02ecb90192bb8fac7667a [2023-11-19 04:07:01,561 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:07:01,582 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:07:01,585 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:07:01,586 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:07:01,586 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:07:01,588 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d1ff2d8-9e65-465a-b5e5-a61ddcd03a7e/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_valuebound1.c [2023-11-19 04:07:04,662 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:07:04,961 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:07:04,961 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d1ff2d8-9e65-465a-b5e5-a61ddcd03a7e/sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_valuebound1.c [2023-11-19 04:07:04,972 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d1ff2d8-9e65-465a-b5e5-a61ddcd03a7e/bin/ukojak-verify-G8NBE6pJGL/data/eb4878cc9/df7c06a3f8fa4f69861365199b90e76f/FLAG7dea0c7f7 [2023-11-19 04:07:04,990 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d1ff2d8-9e65-465a-b5e5-a61ddcd03a7e/bin/ukojak-verify-G8NBE6pJGL/data/eb4878cc9/df7c06a3f8fa4f69861365199b90e76f [2023-11-19 04:07:04,995 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:07:04,999 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:07:05,001 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:05,001 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:07:05,007 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:07:05,010 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:04" (1/1) ... [2023-11-19 04:07:05,011 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c10385c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:05, skipping insertion in model container [2023-11-19 04:07:05,011 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:04" (1/1) ... [2023-11-19 04:07:05,041 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:07:05,245 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:05,259 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:07:05,289 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:05,304 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:07:05,304 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:05 WrapperNode [2023-11-19 04:07:05,305 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:05,306 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:05,306 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:07:05,306 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:07:05,314 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:05" (1/1) ... [2023-11-19 04:07:05,339 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:05" (1/1) ... [2023-11-19 04:07:05,388 INFO L138 Inliner]: procedures = 14, calls = 20, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 149 [2023-11-19 04:07:05,388 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:05,391 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:07:05,391 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:07:05,391 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:07:05,403 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:05" (1/1) ... [2023-11-19 04:07:05,403 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:05" (1/1) ... [2023-11-19 04:07:05,405 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:05" (1/1) ... [2023-11-19 04:07:05,406 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:05" (1/1) ... [2023-11-19 04:07:05,412 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:05" (1/1) ... [2023-11-19 04:07:05,416 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:05" (1/1) ... [2023-11-19 04:07:05,419 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:05" (1/1) ... [2023-11-19 04:07:05,420 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:05" (1/1) ... [2023-11-19 04:07:05,424 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:07:05,425 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:07:05,425 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:07:05,425 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:07:05,426 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:05" (1/1) ... [2023-11-19 04:07:05,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:05,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d1ff2d8-9e65-465a-b5e5-a61ddcd03a7e/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:07:05,463 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d1ff2d8-9e65-465a-b5e5-a61ddcd03a7e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:07:05,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d1ff2d8-9e65-465a-b5e5-a61ddcd03a7e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:07:05,518 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:07:05,518 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:07:05,519 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:07:05,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:07:05,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:07:05,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:07:05,519 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 04:07:05,519 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 04:07:05,589 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:07:05,592 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:07:06,165 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:07:06,202 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:07:06,203 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 04:07:06,215 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:06 BoogieIcfgContainer [2023-11-19 04:07:06,215 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:07:06,216 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:07:06,216 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:07:06,226 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:07:06,226 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:06" (1/1) ... [2023-11-19 04:07:06,233 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:07:06,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:06,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 154 states and 167 transitions. [2023-11-19 04:07:06,287 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 167 transitions. [2023-11-19 04:07:06,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:07:06,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:06,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:06,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:06,426 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 04:07:06,432 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:06,572 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 04:07:06,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:06,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-19 04:07:06,660 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-19 04:07:06,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:07:06,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:06,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:06,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:06,703 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 04:07:06,706 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:06,812 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 04:07:06,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:06,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-19 04:07:06,834 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-19 04:07:06,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:07:06,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:06,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:06,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:06,876 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 04:07:06,879 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:06,923 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 04:07:06,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:06,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-19 04:07:06,940 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-19 04:07:06,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:07:06,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:06,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:06,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:06,980 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 04:07:06,982 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:07,030 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 04:07:07,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:07,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-19 04:07:07,045 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-19 04:07:07,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:07:07,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:07,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:07,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:07,085 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 04:07:07,087 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:07,131 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 04:07:07,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:07,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-19 04:07:07,146 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-19 04:07:07,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:07:07,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:07,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:07,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:07,184 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 04:07:07,187 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:07,231 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 04:07:07,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:07,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-19 04:07:07,245 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-19 04:07:07,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:07:07,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:07,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:07,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:07,283 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 04:07:07,285 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:07,337 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 04:07:07,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:07,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-19 04:07:07,355 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-19 04:07:07,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:07:07,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:07,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:07,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:07,404 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 04:07:07,407 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:07,460 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 04:07:07,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:07,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-19 04:07:07,477 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-19 04:07:07,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:07:07,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:07,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:07,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:07,518 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 04:07:07,520 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:07,568 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 04:07:07,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:07,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-19 04:07:07,583 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-19 04:07:07,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:07:07,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:07,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:07,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:07,623 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 04:07:07,626 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:07,673 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 04:07:07,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:07,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-19 04:07:07,688 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-19 04:07:07,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:07:07,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:07,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:07,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:07,728 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 04:07:07,731 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:07,776 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 04:07:07,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:07,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-19 04:07:07,791 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-19 04:07:07,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:07:07,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:07,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:07,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:07,829 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 04:07:07,831 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:07,880 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 04:07:07,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:07,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-19 04:07:07,891 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-19 04:07:07,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:07:07,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:07,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:07,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:07,920 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 04:07:07,921 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:07,955 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 04:07:07,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:07,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-19 04:07:07,967 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-19 04:07:07,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:07:07,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:07,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:07,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:07,996 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 04:07:07,998 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:08,029 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 04:07:08,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:08,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-19 04:07:08,040 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-19 04:07:08,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:07:08,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:08,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:08,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:08,069 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 04:07:08,070 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:08,103 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 04:07:08,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:08,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-19 04:07:08,114 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-19 04:07:08,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:07:08,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:08,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:08,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:08,142 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 04:07:08,143 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:08,175 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 04:07:08,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:08,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-19 04:07:08,185 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-19 04:07:08,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:07:08,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:08,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:08,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:08,212 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 04:07:08,213 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:08,244 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 04:07:08,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:08,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-19 04:07:08,255 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-19 04:07:08,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:07:08,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:08,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:08,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:08,282 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 04:07:08,284 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:08,370 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 04:07:08,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:08,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 153 states and 166 transitions. [2023-11-19 04:07:08,835 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 166 transitions. [2023-11-19 04:07:08,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:07:08,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:08,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:08,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:08,863 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 04:07:08,864 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:08,978 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 04:07:09,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:09,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 152 states and 165 transitions. [2023-11-19 04:07:09,197 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 165 transitions. [2023-11-19 04:07:09,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:07:09,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:09,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:09,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:09,225 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:07:09,226 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:09,227 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 04:07:09,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:09,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 151 states and 164 transitions. [2023-11-19 04:07:09,238 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 164 transitions. [2023-11-19 04:07:09,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:07:09,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:09,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:09,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:09,267 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:07:09,268 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:09,336 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 04:07:09,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:09,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 150 states and 163 transitions. [2023-11-19 04:07:09,381 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 163 transitions. [2023-11-19 04:07:09,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 04:07:09,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:09,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:09,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:09,423 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:07:09,424 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:09,428 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 04:07:09,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:09,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 150 states and 162 transitions. [2023-11-19 04:07:09,441 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 162 transitions. [2023-11-19 04:07:09,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 04:07:09,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:09,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:09,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:09,521 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:07:09,522 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:09,566 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 04:07:10,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:10,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 153 states and 167 transitions. [2023-11-19 04:07:10,110 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 167 transitions. [2023-11-19 04:07:10,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:07:10,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:10,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:10,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:10,163 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:07:10,165 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:10,209 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 04:07:10,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:10,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 155 states and 169 transitions. [2023-11-19 04:07:10,276 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 169 transitions. [2023-11-19 04:07:10,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:07:10,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:10,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:10,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:10,312 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:07:10,314 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:10,330 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 04:07:10,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:10,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 156 states and 170 transitions. [2023-11-19 04:07:10,350 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 170 transitions. [2023-11-19 04:07:10,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 04:07:10,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:10,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:10,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:10,381 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:07:10,382 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:10,395 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 04:07:10,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:10,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 157 states and 171 transitions. [2023-11-19 04:07:10,415 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 171 transitions. [2023-11-19 04:07:10,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 04:07:10,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:10,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:10,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:10,453 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:07:10,454 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:10,573 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 04:07:11,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:11,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 162 states and 179 transitions. [2023-11-19 04:07:11,506 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 179 transitions. [2023-11-19 04:07:11,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 04:07:11,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:11,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:11,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:11,552 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:07:11,554 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:11,733 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 04:07:13,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:13,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 168 states and 190 transitions. [2023-11-19 04:07:13,043 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 190 transitions. [2023-11-19 04:07:13,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 04:07:13,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:13,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:13,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:13,076 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:07:13,077 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:13,233 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 04:07:14,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:14,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 174 states and 201 transitions. [2023-11-19 04:07:14,850 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 201 transitions. [2023-11-19 04:07:14,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 04:07:14,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:14,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:14,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:14,889 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:07:14,893 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:15,046 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 04:07:16,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:16,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 181 states and 215 transitions. [2023-11-19 04:07:16,737 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 215 transitions. [2023-11-19 04:07:16,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 04:07:16,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:16,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:16,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:16,771 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:07:16,773 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:16,879 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 04:07:17,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:17,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 184 states and 220 transitions. [2023-11-19 04:07:17,309 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 220 transitions. [2023-11-19 04:07:17,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 04:07:17,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:17,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:17,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:17,339 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:07:17,340 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:17,534 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 04:07:18,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:18,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 185 states and 221 transitions. [2023-11-19 04:07:18,272 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 221 transitions. [2023-11-19 04:07:18,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 04:07:18,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:18,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:18,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:18,302 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:07:18,303 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:18,384 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 04:07:20,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:20,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 194 states and 239 transitions. [2023-11-19 04:07:20,221 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 239 transitions. [2023-11-19 04:07:20,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 04:07:20,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:20,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:20,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:20,256 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:07:20,257 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:20,299 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 04:07:20,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:20,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 195 states and 240 transitions. [2023-11-19 04:07:20,328 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 240 transitions. [2023-11-19 04:07:20,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 04:07:20,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:20,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:20,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:20,360 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:07:20,362 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:20,515 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 04:07:23,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:23,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 205 states and 259 transitions. [2023-11-19 04:07:23,442 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 259 transitions. [2023-11-19 04:07:23,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 04:07:23,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:23,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:23,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:23,471 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:07:23,473 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:23,548 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 04:07:24,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:24,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 214 states and 276 transitions. [2023-11-19 04:07:24,472 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 276 transitions. [2023-11-19 04:07:24,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 04:07:24,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:24,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:24,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:24,509 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:07:24,511 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:24,656 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 04:07:26,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:26,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 225 states and 297 transitions. [2023-11-19 04:07:26,966 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 297 transitions. [2023-11-19 04:07:26,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 04:07:26,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:26,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:27,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:27,016 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:07:27,018 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:27,100 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 04:07:28,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:28,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 235 states and 316 transitions. [2023-11-19 04:07:28,050 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 316 transitions. [2023-11-19 04:07:28,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 04:07:28,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:28,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:28,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:28,083 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:07:28,084 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:28,106 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 04:07:30,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:30,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 245 states and 334 transitions. [2023-11-19 04:07:30,217 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 334 transitions. [2023-11-19 04:07:30,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 04:07:30,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:30,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:30,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:30,251 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:07:30,252 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:30,584 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 04:07:31,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:31,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 248 states and 339 transitions. [2023-11-19 04:07:31,220 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 339 transitions. [2023-11-19 04:07:31,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 04:07:31,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:31,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:31,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:31,258 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:07:31,260 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:31,298 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 04:07:31,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:31,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 249 states and 340 transitions. [2023-11-19 04:07:31,335 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 340 transitions. [2023-11-19 04:07:31,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 04:07:31,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:31,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:31,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:31,382 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:07:31,384 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:31,653 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 04:07:32,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:32,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 250 states and 341 transitions. [2023-11-19 04:07:32,253 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 341 transitions. [2023-11-19 04:07:32,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 04:07:32,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:32,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:32,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:32,281 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:07:32,282 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:32,339 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 04:07:32,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:32,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 253 states and 345 transitions. [2023-11-19 04:07:32,736 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 345 transitions. [2023-11-19 04:07:32,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 04:07:32,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:32,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:32,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:32,772 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:07:32,781 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:32,834 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 04:07:32,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:32,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 254 states and 346 transitions. [2023-11-19 04:07:32,877 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 346 transitions. [2023-11-19 04:07:32,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 04:07:32,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:32,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:32,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:32,908 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:07:32,909 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:32,938 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-19 04:07:34,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:34,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 268 states and 368 transitions. [2023-11-19 04:07:34,901 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 368 transitions. [2023-11-19 04:07:34,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 04:07:34,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:34,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:34,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:34,930 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:07:34,932 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:34,972 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-19 04:07:35,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:35,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 269 states and 369 transitions. [2023-11-19 04:07:35,004 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 369 transitions. [2023-11-19 04:07:35,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 04:07:35,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:35,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:35,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:35,036 INFO L262 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:07:35,038 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:35,335 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-19 04:07:39,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:39,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 287 states and 399 transitions. [2023-11-19 04:07:39,239 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 399 transitions. [2023-11-19 04:07:39,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 04:07:39,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:39,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:39,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:39,275 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:07:39,276 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:39,561 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-19 04:07:44,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:44,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 306 states and 431 transitions. [2023-11-19 04:07:44,283 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 431 transitions. [2023-11-19 04:07:44,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 04:07:44,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:44,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:44,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:44,315 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:07:44,316 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:44,356 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-19 04:07:44,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:44,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 309 states and 436 transitions. [2023-11-19 04:07:44,951 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 436 transitions. [2023-11-19 04:07:44,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 04:07:44,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:44,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:44,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:44,993 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:07:44,995 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:45,052 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-19 04:07:45,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:45,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 310 states and 437 transitions. [2023-11-19 04:07:45,109 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 437 transitions. [2023-11-19 04:07:45,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 04:07:45,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:45,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:45,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:45,164 INFO L262 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:07:45,173 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:45,225 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-19 04:07:45,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:45,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 312 states and 440 transitions. [2023-11-19 04:07:45,334 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 440 transitions. [2023-11-19 04:07:45,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 04:07:45,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:45,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:45,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:45,382 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:07:45,384 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:45,435 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-19 04:07:45,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:45,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 313 states and 441 transitions. [2023-11-19 04:07:45,489 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 441 transitions. [2023-11-19 04:07:45,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 04:07:45,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:45,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:45,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:45,539 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:07:45,542 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:46,138 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-19 04:07:54,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:54,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 338 states and 482 transitions. [2023-11-19 04:07:54,193 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 482 transitions. [2023-11-19 04:07:54,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 04:07:54,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:54,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:54,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:54,240 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:07:54,242 INFO L285 TraceCheckSpWp]: Computing forward predicates...