./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/egcd-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_9fb10278-0a72-47c0-b2be-7c7a73ff4392/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb10278-0a72-47c0-b2be-7c7a73ff4392/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_9fb10278-0a72-47c0-b2be-7c7a73ff4392/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb10278-0a72-47c0-b2be-7c7a73ff4392/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/egcd-ll_valuebound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb10278-0a72-47c0-b2be-7c7a73ff4392/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_9fb10278-0a72-47c0-b2be-7c7a73ff4392/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 008f13fd1550f54b25db8c20ee30759d3819e45d65744da9f4f77718b68e7e66 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:55:15,477 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:55:15,589 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb10278-0a72-47c0-b2be-7c7a73ff4392/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 02:55:15,614 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:55:15,615 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:55:15,641 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:55:15,642 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:55:15,643 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:55:15,644 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:55:15,644 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:55:15,645 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:55:15,646 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:55:15,646 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:55:15,647 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:55:15,648 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:55:15,648 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:55:15,649 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:55:15,650 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:55:15,650 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:55:15,651 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:55:15,651 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:55:15,652 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:55:15,653 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:55:15,653 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:55:15,654 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:55:15,654 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:55:15,655 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:55:15,655 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:55:15,656 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:55:15,656 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:55:15,657 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:55:15,657 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:55:15,658 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:55:15,658 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:55:15,659 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:55:15,659 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_9fb10278-0a72-47c0-b2be-7c7a73ff4392/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb10278-0a72-47c0-b2be-7c7a73ff4392/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 008f13fd1550f54b25db8c20ee30759d3819e45d65744da9f4f77718b68e7e66 [2023-11-19 02:55:16,019 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:55:16,059 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:55:16,063 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:55:16,064 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:55:16,065 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:55:16,067 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb10278-0a72-47c0-b2be-7c7a73ff4392/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/egcd-ll_valuebound1.c [2023-11-19 02:55:19,317 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:55:19,642 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:55:19,643 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb10278-0a72-47c0-b2be-7c7a73ff4392/sv-benchmarks/c/nla-digbench-scaling/egcd-ll_valuebound1.c [2023-11-19 02:55:19,652 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb10278-0a72-47c0-b2be-7c7a73ff4392/bin/ukojak-verify-G8NBE6pJGL/data/146fb72bb/c543ad011c7a4767a9b749521414427c/FLAG2f4cd10bf [2023-11-19 02:55:19,672 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb10278-0a72-47c0-b2be-7c7a73ff4392/bin/ukojak-verify-G8NBE6pJGL/data/146fb72bb/c543ad011c7a4767a9b749521414427c [2023-11-19 02:55:19,681 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:55:19,684 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:55:19,688 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:55:19,688 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:55:19,695 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:55:19,696 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:55:19" (1/1) ... [2023-11-19 02:55:19,697 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7736567a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:19, skipping insertion in model container [2023-11-19 02:55:19,697 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:55:19" (1/1) ... [2023-11-19 02:55:19,727 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:55:19,947 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:55:19,960 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:55:19,990 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:55:20,005 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:55:20,006 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:20 WrapperNode [2023-11-19 02:55:20,006 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:55:20,008 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:55:20,008 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:55:20,008 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:55:20,016 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:20" (1/1) ... [2023-11-19 02:55:20,037 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:20" (1/1) ... [2023-11-19 02:55:20,064 INFO L138 Inliner]: procedures = 14, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 119 [2023-11-19 02:55:20,065 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:55:20,066 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:55:20,066 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:55:20,066 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:55:20,077 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:20" (1/1) ... [2023-11-19 02:55:20,078 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:20" (1/1) ... [2023-11-19 02:55:20,087 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:20" (1/1) ... [2023-11-19 02:55:20,087 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:20" (1/1) ... [2023-11-19 02:55:20,097 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:20" (1/1) ... [2023-11-19 02:55:20,100 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:20" (1/1) ... [2023-11-19 02:55:20,102 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:20" (1/1) ... [2023-11-19 02:55:20,103 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:20" (1/1) ... [2023-11-19 02:55:20,105 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:55:20,106 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:55:20,107 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:55:20,122 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:55:20,123 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:20" (1/1) ... [2023-11-19 02:55:20,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:55:20,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb10278-0a72-47c0-b2be-7c7a73ff4392/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:55:20,171 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb10278-0a72-47c0-b2be-7c7a73ff4392/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:55:20,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb10278-0a72-47c0-b2be-7c7a73ff4392/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:55:20,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:55:20,213 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:55:20,213 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:55:20,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:55:20,213 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:55:20,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:55:20,214 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 02:55:20,214 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 02:55:20,278 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:55:20,280 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:55:20,827 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:55:20,865 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:55:20,865 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 02:55:20,871 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:55:20 BoogieIcfgContainer [2023-11-19 02:55:20,872 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:55:20,872 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:55:20,873 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:55:20,881 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:55:20,881 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:55:20" (1/1) ... [2023-11-19 02:55:20,889 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:55:20,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:20,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 135 states and 146 transitions. [2023-11-19 02:55:20,952 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 146 transitions. [2023-11-19 02:55:20,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:55:20,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:20,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:21,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:21,197 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 02:55:21,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:21,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 135 states and 145 transitions. [2023-11-19 02:55:21,235 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 145 transitions. [2023-11-19 02:55:21,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:55:21,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:21,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:21,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:21,337 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 02:55:21,349 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:21,420 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 02:55:21,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:21,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 137 states and 149 transitions. [2023-11-19 02:55:21,473 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 149 transitions. [2023-11-19 02:55:21,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:55:21,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:21,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:21,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:21,553 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 02:55:21,556 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:21,585 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 02:55:21,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:21,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 138 states and 150 transitions. [2023-11-19 02:55:21,606 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 150 transitions. [2023-11-19 02:55:21,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:55:21,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:21,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:21,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:21,645 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:55:21,646 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:21,665 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 02:55:21,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:21,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 142 states and 157 transitions. [2023-11-19 02:55:21,755 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 157 transitions. [2023-11-19 02:55:21,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:55:21,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:21,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:21,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:21,798 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:55:21,800 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:21,817 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 02:55:21,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:21,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 143 states and 158 transitions. [2023-11-19 02:55:21,836 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 158 transitions. [2023-11-19 02:55:21,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:55:21,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:21,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:21,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:21,902 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 02:55:21,905 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:22,027 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 02:55:22,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:22,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 146 states and 161 transitions. [2023-11-19 02:55:22,122 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 161 transitions. [2023-11-19 02:55:22,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:55:22,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:22,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:22,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:22,158 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 02:55:22,160 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:22,222 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 02:55:22,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:22,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 147 states and 162 transitions. [2023-11-19 02:55:22,245 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 162 transitions. [2023-11-19 02:55:22,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:55:22,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:22,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:22,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:22,279 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:55:22,281 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:22,318 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 02:55:22,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:22,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 156 states and 175 transitions. [2023-11-19 02:55:22,474 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 175 transitions. [2023-11-19 02:55:22,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 02:55:22,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:22,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:22,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:22,509 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:55:22,511 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:22,546 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 02:55:22,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:22,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 157 states and 176 transitions. [2023-11-19 02:55:22,566 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 176 transitions. [2023-11-19 02:55:22,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 02:55:22,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:22,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:22,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:22,601 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:55:22,603 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:22,743 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 02:55:23,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:23,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 168 states and 192 transitions. [2023-11-19 02:55:23,167 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 192 transitions. [2023-11-19 02:55:23,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:55:23,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:23,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:23,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:23,211 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:55:23,213 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:23,344 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 02:55:23,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:23,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 180 states and 210 transitions. [2023-11-19 02:55:23,987 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 210 transitions. [2023-11-19 02:55:23,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:55:23,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:23,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:24,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:24,040 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:55:24,045 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:24,121 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 02:55:24,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:24,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 183 states and 215 transitions. [2023-11-19 02:55:24,474 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 215 transitions. [2023-11-19 02:55:24,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 02:55:24,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:24,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:24,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:24,524 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:55:24,527 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:24,674 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 02:55:25,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:25,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 184 states and 216 transitions. [2023-11-19 02:55:25,137 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 216 transitions. [2023-11-19 02:55:25,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 02:55:25,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:25,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:25,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:25,178 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:55:25,179 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:25,208 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:55:25,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:25,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 193 states and 231 transitions. [2023-11-19 02:55:25,824 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 231 transitions. [2023-11-19 02:55:25,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 02:55:25,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:25,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:25,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:25,866 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:55:25,867 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:25,898 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:55:25,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:25,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 194 states and 232 transitions. [2023-11-19 02:55:25,933 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 232 transitions. [2023-11-19 02:55:25,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 02:55:25,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:25,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:25,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:25,975 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 02:55:25,977 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:26,128 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:55:27,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:27,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 212 states and 258 transitions. [2023-11-19 02:55:27,499 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 258 transitions. [2023-11-19 02:55:27,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 02:55:27,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:27,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:27,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:27,547 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 02:55:27,549 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:27,704 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:55:29,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:29,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 231 states and 286 transitions. [2023-11-19 02:55:29,360 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 286 transitions. [2023-11-19 02:55:29,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 02:55:29,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:29,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:29,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:29,389 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:55:29,391 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:29,477 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:55:29,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:29,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 234 states and 291 transitions. [2023-11-19 02:55:29,842 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 291 transitions. [2023-11-19 02:55:29,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 02:55:29,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:29,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:29,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:29,885 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:55:29,887 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:30,146 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:55:30,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:30,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 235 states and 292 transitions. [2023-11-19 02:55:30,843 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 292 transitions. [2023-11-19 02:55:30,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 02:55:30,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:30,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:30,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:30,878 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:55:30,880 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:30,927 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 02:55:30,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:30,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 234 states and 291 transitions. [2023-11-19 02:55:30,999 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 291 transitions. [2023-11-19 02:55:30,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 02:55:31,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:31,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:31,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:31,034 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:55:31,035 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:31,086 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 02:55:31,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:31,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 233 states and 290 transitions. [2023-11-19 02:55:31,257 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 290 transitions. [2023-11-19 02:55:31,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 02:55:31,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:31,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:31,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:31,299 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:55:31,305 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:31,310 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 02:55:31,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:31,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 232 states and 289 transitions. [2023-11-19 02:55:31,347 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 289 transitions. [2023-11-19 02:55:31,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 02:55:31,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:31,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:31,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:31,389 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:55:31,390 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:31,394 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 02:55:31,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:31,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 231 states and 288 transitions. [2023-11-19 02:55:31,421 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 288 transitions. [2023-11-19 02:55:31,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:55:31,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:31,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:31,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:31,459 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:55:31,460 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:31,793 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 02:55:34,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:34,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 257 states and 327 transitions. [2023-11-19 02:55:34,722 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 327 transitions. [2023-11-19 02:55:34,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:55:34,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:34,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:34,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:34,767 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:55:34,769 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:35,080 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 02:55:38,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:38,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 283 states and 364 transitions. [2023-11-19 02:55:38,427 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 364 transitions. [2023-11-19 02:55:38,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 02:55:38,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:38,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:38,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:38,474 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:55:38,475 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:38,659 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 02:55:41,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:41,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 298 states and 389 transitions. [2023-11-19 02:55:41,969 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 389 transitions. [2023-11-19 02:55:41,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 02:55:41,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:41,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:42,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:42,014 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:55:42,015 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:42,237 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 02:55:45,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:45,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 313 states and 414 transitions. [2023-11-19 02:55:45,692 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 414 transitions. [2023-11-19 02:55:45,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:55:45,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:45,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:45,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:45,728 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:55:45,730 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:45,891 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 02:55:48,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:48,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 326 states and 436 transitions. [2023-11-19 02:55:48,750 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 436 transitions. [2023-11-19 02:55:48,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 02:55:48,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:48,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:48,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:48,780 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:55:48,782 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:48,882 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 02:55:49,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:49,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 330 states and 442 transitions. [2023-11-19 02:55:49,868 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 442 transitions. [2023-11-19 02:55:49,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 02:55:49,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:49,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:49,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:49,902 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:55:49,903 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:49,992 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 02:55:50,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:50,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 334 states and 448 transitions. [2023-11-19 02:55:50,808 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 448 transitions. [2023-11-19 02:55:50,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:55:50,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:50,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:50,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:50,848 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:55:50,849 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:51,051 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 02:55:55,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:55,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 348 states and 471 transitions. [2023-11-19 02:55:55,128 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 471 transitions. [2023-11-19 02:55:55,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:55:55,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:55,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:55,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:55,165 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:55:55,167 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:55,398 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 02:56:00,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:00,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 363 states and 498 transitions. [2023-11-19 02:56:00,004 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 498 transitions. [2023-11-19 02:56:00,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:56:00,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:00,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:00,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:00,043 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:56:00,044 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:56:00,257 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 02:56:05,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:05,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 378 states and 525 transitions. [2023-11-19 02:56:05,111 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 525 transitions. [2023-11-19 02:56:05,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 02:56:05,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:05,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:05,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:05,150 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:56:05,152 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:56:05,373 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 02:56:08,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:08,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 384 states and 536 transitions. [2023-11-19 02:56:08,253 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 536 transitions. [2023-11-19 02:56:08,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:56:08,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:08,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:08,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:08,284 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:56:08,286 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:56:08,404 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 02:56:10,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:10,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 390 states and 548 transitions. [2023-11-19 02:56:10,353 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 548 transitions. [2023-11-19 02:56:10,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:56:10,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:10,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:10,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:10,386 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:56:10,387 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:56:10,483 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked.