./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee76aab-c86d-419a-ac4d-bc3718c727f7/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee76aab-c86d-419a-ac4d-bc3718c727f7/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_2ee76aab-c86d-419a-ac4d-bc3718c727f7/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee76aab-c86d-419a-ac4d-bc3718c727f7/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee76aab-c86d-419a-ac4d-bc3718c727f7/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_2ee76aab-c86d-419a-ac4d-bc3718c727f7/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 74e9855722264d342377b8ab219a69c32c582cc628f82167488f3dea5640534c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:04:03,496 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:04:03,598 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee76aab-c86d-419a-ac4d-bc3718c727f7/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 04:04:03,603 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:04:03,603 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:04:03,657 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:04:03,659 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:04:03,660 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:04:03,662 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:04:03,667 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:04:03,668 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:04:03,668 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:04:03,669 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:04:03,670 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:04:03,671 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:04:03,671 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:04:03,672 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:04:03,672 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:04:03,672 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:04:03,673 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:04:03,673 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:04:03,674 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:04:03,674 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:04:03,675 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:04:03,675 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:04:03,675 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:04:03,676 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:04:03,677 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:04:03,677 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:04:03,678 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:04:03,679 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:04:03,679 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:04:03,679 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:04:03,680 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:04:03,680 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:04:03,680 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_2ee76aab-c86d-419a-ac4d-bc3718c727f7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee76aab-c86d-419a-ac4d-bc3718c727f7/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 74e9855722264d342377b8ab219a69c32c582cc628f82167488f3dea5640534c [2023-11-19 04:04:04,022 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:04:04,054 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:04:04,057 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:04:04,059 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:04:04,059 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:04:04,061 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee76aab-c86d-419a-ac4d-bc3718c727f7/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound5.c [2023-11-19 04:04:07,301 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:04:07,567 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:04:07,567 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee76aab-c86d-419a-ac4d-bc3718c727f7/sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound5.c [2023-11-19 04:04:07,581 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee76aab-c86d-419a-ac4d-bc3718c727f7/bin/ukojak-verify-G8NBE6pJGL/data/984533e7e/0c4cd0cf008c4e148f96392444b94f2a/FLAG58443998f [2023-11-19 04:04:07,596 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee76aab-c86d-419a-ac4d-bc3718c727f7/bin/ukojak-verify-G8NBE6pJGL/data/984533e7e/0c4cd0cf008c4e148f96392444b94f2a [2023-11-19 04:04:07,599 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:04:07,600 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:04:07,602 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:04:07,602 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:04:07,607 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:04:07,608 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:04:07" (1/1) ... [2023-11-19 04:04:07,609 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43f0a001 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:07, skipping insertion in model container [2023-11-19 04:04:07,610 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:04:07" (1/1) ... [2023-11-19 04:04:07,633 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:04:07,818 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:04:07,829 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:04:07,856 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:04:07,874 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:04:07,875 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:07 WrapperNode [2023-11-19 04:04:07,875 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:04:07,876 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:04:07,876 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:04:07,876 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:04:07,882 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:07" (1/1) ... [2023-11-19 04:04:07,889 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:07" (1/1) ... [2023-11-19 04:04:07,917 INFO L138 Inliner]: procedures = 14, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 160 [2023-11-19 04:04:07,918 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:04:07,919 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:04:07,919 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:04:07,919 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:04:07,929 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:07" (1/1) ... [2023-11-19 04:04:07,929 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:07" (1/1) ... [2023-11-19 04:04:07,932 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:07" (1/1) ... [2023-11-19 04:04:07,932 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:07" (1/1) ... [2023-11-19 04:04:07,949 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:07" (1/1) ... [2023-11-19 04:04:07,953 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:07" (1/1) ... [2023-11-19 04:04:07,954 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:07" (1/1) ... [2023-11-19 04:04:07,956 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:07" (1/1) ... [2023-11-19 04:04:07,958 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:04:07,969 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:04:07,970 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:04:07,970 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:04:07,971 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:07" (1/1) ... [2023-11-19 04:04:07,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:04:07,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee76aab-c86d-419a-ac4d-bc3718c727f7/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:04:08,007 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee76aab-c86d-419a-ac4d-bc3718c727f7/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:04:08,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee76aab-c86d-419a-ac4d-bc3718c727f7/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:04:08,053 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:04:08,054 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:04:08,054 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:04:08,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:04:08,055 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:04:08,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:04:08,056 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 04:04:08,056 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 04:04:08,123 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:04:08,126 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:04:08,722 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:04:08,758 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:04:08,758 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 04:04:08,765 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:04:08 BoogieIcfgContainer [2023-11-19 04:04:08,765 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:04:08,766 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:04:08,766 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:04:08,778 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:04:08,778 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:04:08" (1/1) ... [2023-11-19 04:04:08,788 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:04:08,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:08,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 161 states and 174 transitions. [2023-11-19 04:04:08,854 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 174 transitions. [2023-11-19 04:04:08,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:04:08,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:08,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:09,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:09,023 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 04:04:09,030 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:09,268 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:04:09,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:09,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 160 states and 173 transitions. [2023-11-19 04:04:09,402 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 173 transitions. [2023-11-19 04:04:09,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 04:04:09,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:09,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:09,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:09,437 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:04:09,439 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:09,521 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:04:09,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:09,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 159 states and 172 transitions. [2023-11-19 04:04:09,811 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 172 transitions. [2023-11-19 04:04:09,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:04:09,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:09,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:09,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:09,847 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:04:09,848 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:09,851 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:04:09,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:09,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 158 states and 171 transitions. [2023-11-19 04:04:09,863 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 171 transitions. [2023-11-19 04:04:09,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:04:09,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:09,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:09,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:09,899 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:04:09,901 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:09,970 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:04:10,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:10,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 157 states and 170 transitions. [2023-11-19 04:04:10,028 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 170 transitions. [2023-11-19 04:04:10,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:04:10,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:10,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:10,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:10,067 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:04:10,070 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:10,153 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 04:04:11,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:11,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 159 states and 172 transitions. [2023-11-19 04:04:11,053 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 172 transitions. [2023-11-19 04:04:11,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:04:11,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:11,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:11,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:11,087 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:04:11,089 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:11,179 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 04:04:12,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:12,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 162 states and 176 transitions. [2023-11-19 04:04:12,481 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 176 transitions. [2023-11-19 04:04:12,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:04:12,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:12,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:12,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:12,514 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:04:12,516 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:12,554 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 04:04:12,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:12,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 163 states and 177 transitions. [2023-11-19 04:04:12,595 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 177 transitions. [2023-11-19 04:04:12,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 04:04:12,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:12,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:12,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:12,628 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:04:12,630 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:12,704 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 04:04:13,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:13,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 169 states and 188 transitions. [2023-11-19 04:04:13,885 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 188 transitions. [2023-11-19 04:04:13,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:04:13,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:13,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:13,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:13,951 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:04:13,953 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:13,986 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 04:04:14,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:14,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 170 states and 189 transitions. [2023-11-19 04:04:14,028 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 189 transitions. [2023-11-19 04:04:14,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:04:14,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:14,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:14,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:14,062 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:04:14,063 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:14,182 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 04:04:14,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:14,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 175 states and 197 transitions. [2023-11-19 04:04:14,689 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 197 transitions. [2023-11-19 04:04:14,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 04:04:14,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:14,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:14,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:14,721 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:04:14,722 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:14,921 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 04:04:17,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:17,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 183 states and 211 transitions. [2023-11-19 04:04:17,403 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 211 transitions. [2023-11-19 04:04:17,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 04:04:17,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:17,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:17,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:17,440 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:04:17,441 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:17,596 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 04:04:18,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:18,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 187 states and 220 transitions. [2023-11-19 04:04:18,434 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 220 transitions. [2023-11-19 04:04:18,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 04:04:18,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:18,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:18,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:18,463 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:04:18,465 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:18,694 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 04:04:21,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:21,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 196 states and 237 transitions. [2023-11-19 04:04:21,687 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 237 transitions. [2023-11-19 04:04:21,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 04:04:21,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:21,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:21,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:21,727 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:04:21,730 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:21,922 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 04:04:22,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:22,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 199 states and 242 transitions. [2023-11-19 04:04:22,507 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 242 transitions. [2023-11-19 04:04:22,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 04:04:22,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:22,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:22,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:22,535 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:04:22,536 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:22,625 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 04:04:23,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:23,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 204 states and 251 transitions. [2023-11-19 04:04:23,497 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 251 transitions. [2023-11-19 04:04:23,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:04:23,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:23,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:23,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:23,530 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:04:23,531 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:23,854 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 04:04:24,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:24,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 205 states and 252 transitions. [2023-11-19 04:04:24,488 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 252 transitions. [2023-11-19 04:04:24,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:04:24,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:24,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:24,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:24,518 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:04:24,519 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:24,529 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 04:04:24,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:24,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 206 states and 253 transitions. [2023-11-19 04:04:24,552 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 253 transitions. [2023-11-19 04:04:24,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:04:24,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:24,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:24,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:24,584 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:04:24,585 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:24,632 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 04:04:24,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:24,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 207 states and 254 transitions. [2023-11-19 04:04:24,802 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 254 transitions. [2023-11-19 04:04:24,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 04:04:24,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:24,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:24,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:24,841 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:04:24,842 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:25,187 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 04:04:29,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:29,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 219 states and 275 transitions. [2023-11-19 04:04:29,465 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 275 transitions. [2023-11-19 04:04:29,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 04:04:29,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:29,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:29,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:29,499 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:04:29,502 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:29,862 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 04:04:34,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:34,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 232 states and 298 transitions. [2023-11-19 04:04:34,715 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 298 transitions. [2023-11-19 04:04:34,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 04:04:34,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:34,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:34,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:34,754 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:04:34,756 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:34,972 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 04:04:40,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:40,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 245 states and 323 transitions. [2023-11-19 04:04:40,513 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 323 transitions. [2023-11-19 04:04:40,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 04:04:40,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:40,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:40,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:40,545 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:04:40,546 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:40,785 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 04:04:46,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:46,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 259 states and 350 transitions. [2023-11-19 04:04:46,170 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 350 transitions. [2023-11-19 04:04:46,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 04:04:46,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:46,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:46,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:46,206 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:04:46,207 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:46,370 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 04:04:53,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:53,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 274 states and 379 transitions. [2023-11-19 04:04:53,668 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 379 transitions. [2023-11-19 04:04:53,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 04:04:53,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:53,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:53,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:53,697 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:04:53,698 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:53,726 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 04:04:56,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:56,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 284 states and 400 transitions. [2023-11-19 04:04:56,391 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 400 transitions. [2023-11-19 04:04:56,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 04:04:56,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:56,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:56,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:56,425 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:04:56,426 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:56,454 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 04:04:56,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:56,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 285 states and 401 transitions. [2023-11-19 04:04:56,487 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 401 transitions. [2023-11-19 04:04:56,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 04:04:56,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:56,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:56,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:56,527 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:04:56,528 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:56,561 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 04:04:56,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:56,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 286 states and 402 transitions. [2023-11-19 04:04:56,598 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 402 transitions. [2023-11-19 04:04:56,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 04:04:56,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:56,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:56,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:56,633 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:04:56,635 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:56,858 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 04:04:57,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:57,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 289 states and 406 transitions. [2023-11-19 04:04:57,861 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 406 transitions. [2023-11-19 04:04:57,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 04:04:57,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:57,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:57,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:57,940 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:04:57,941 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:58,044 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.