./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench/mannadiv.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_59f68118-66b6-4ddc-abad-cd1de52ff396/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59f68118-66b6-4ddc-abad-cd1de52ff396/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_59f68118-66b6-4ddc-abad-cd1de52ff396/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59f68118-66b6-4ddc-abad-cd1de52ff396/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench/mannadiv.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59f68118-66b6-4ddc-abad-cd1de52ff396/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_59f68118-66b6-4ddc-abad-cd1de52ff396/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 4f0dc25e497896e48962fc4f59a3ea4856b5eb0408b9845e68b04a0b0a132067 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:25:30,783 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:25:30,863 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59f68118-66b6-4ddc-abad-cd1de52ff396/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:25:30,868 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:25:30,868 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:25:30,893 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:25:30,894 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:25:30,895 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:25:30,896 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:25:30,896 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:25:30,897 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:25:30,898 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:25:30,898 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:25:30,899 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:25:30,899 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:25:30,900 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:25:30,901 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:25:30,901 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:25:30,902 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:25:30,902 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:25:30,903 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:25:30,904 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:25:30,905 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:25:30,905 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:25:30,906 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:25:30,906 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:25:30,907 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:25:30,907 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:25:30,908 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:25:30,909 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:25:30,909 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:25:30,910 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:25:30,910 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:25:30,911 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:25:30,911 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:25:30,911 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_59f68118-66b6-4ddc-abad-cd1de52ff396/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59f68118-66b6-4ddc-abad-cd1de52ff396/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f0dc25e497896e48962fc4f59a3ea4856b5eb0408b9845e68b04a0b0a132067 [2023-11-19 03:25:31,199 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:25:31,231 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:25:31,233 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:25:31,235 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:25:31,235 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:25:31,237 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59f68118-66b6-4ddc-abad-cd1de52ff396/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench/mannadiv.c [2023-11-19 03:25:34,411 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:25:34,690 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:25:34,690 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59f68118-66b6-4ddc-abad-cd1de52ff396/sv-benchmarks/c/nla-digbench/mannadiv.c [2023-11-19 03:25:34,703 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59f68118-66b6-4ddc-abad-cd1de52ff396/bin/ukojak-verify-G8NBE6pJGL/data/39237a699/6bf10c0ab3b14d40adb4f602c91903b1/FLAG5d48b3d56 [2023-11-19 03:25:34,722 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59f68118-66b6-4ddc-abad-cd1de52ff396/bin/ukojak-verify-G8NBE6pJGL/data/39237a699/6bf10c0ab3b14d40adb4f602c91903b1 [2023-11-19 03:25:34,725 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:25:34,727 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:25:34,728 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:25:34,728 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:25:34,733 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:25:34,734 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:25:34" (1/1) ... [2023-11-19 03:25:34,735 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b8a8214 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:34, skipping insertion in model container [2023-11-19 03:25:34,735 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:25:34" (1/1) ... [2023-11-19 03:25:34,758 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:25:34,929 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:25:34,939 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:25:34,953 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:25:34,965 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:25:34,966 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:34 WrapperNode [2023-11-19 03:25:34,966 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:25:34,967 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:25:34,967 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:25:34,967 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:25:34,976 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:34" (1/1) ... [2023-11-19 03:25:34,983 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:34" (1/1) ... [2023-11-19 03:25:35,004 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 69 [2023-11-19 03:25:35,004 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:25:35,005 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:25:35,005 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:25:35,005 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:25:35,021 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:34" (1/1) ... [2023-11-19 03:25:35,022 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:34" (1/1) ... [2023-11-19 03:25:35,037 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:34" (1/1) ... [2023-11-19 03:25:35,040 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:34" (1/1) ... [2023-11-19 03:25:35,043 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:34" (1/1) ... [2023-11-19 03:25:35,056 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:34" (1/1) ... [2023-11-19 03:25:35,057 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:34" (1/1) ... [2023-11-19 03:25:35,058 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:34" (1/1) ... [2023-11-19 03:25:35,061 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:25:35,065 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:25:35,066 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:25:35,066 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:25:35,067 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:34" (1/1) ... [2023-11-19 03:25:35,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:25:35,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59f68118-66b6-4ddc-abad-cd1de52ff396/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:25:35,102 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59f68118-66b6-4ddc-abad-cd1de52ff396/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:25:35,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59f68118-66b6-4ddc-abad-cd1de52ff396/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:25:35,146 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:25:35,146 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:25:35,146 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:25:35,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:25:35,147 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:25:35,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:25:35,148 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:25:35,149 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:25:35,225 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:25:35,226 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:25:35,443 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:25:35,480 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:25:35,480 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:25:35,485 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:25:35 BoogieIcfgContainer [2023-11-19 03:25:35,486 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:25:35,487 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:25:35,487 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:25:35,498 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:25:35,498 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:25:35" (1/1) ... [2023-11-19 03:25:35,508 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:25:35,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:35,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 55 states and 59 transitions. [2023-11-19 03:25:35,563 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 59 transitions. [2023-11-19 03:25:35,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:25:35,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:35,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:35,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:35,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:35,730 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:25:35,735 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:25:35,762 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 03:25:35,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:35,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 55 states and 58 transitions. [2023-11-19 03:25:35,787 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 58 transitions. [2023-11-19 03:25:35,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:25:35,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:35,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:35,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:35,828 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:25:35,830 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:25:35,851 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 03:25:35,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:35,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 57 states and 62 transitions. [2023-11-19 03:25:35,875 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 62 transitions. [2023-11-19 03:25:35,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:25:35,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:35,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:35,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:35,936 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:25:35,958 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:25:35,969 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 03:25:35,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:35,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 58 states and 63 transitions. [2023-11-19 03:25:35,986 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 63 transitions. [2023-11-19 03:25:35,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:25:35,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:35,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:36,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:36,019 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:25:36,022 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:25:36,073 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 03:25:36,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:36,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 62 states and 70 transitions. [2023-11-19 03:25:36,190 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 70 transitions. [2023-11-19 03:25:36,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:25:36,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:36,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:36,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:36,222 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:25:36,224 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:25:36,279 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 03:25:36,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:36,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 67 states and 79 transitions. [2023-11-19 03:25:36,548 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 79 transitions. [2023-11-19 03:25:36,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:25:36,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:36,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:36,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:36,618 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:25:36,620 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:25:36,803 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 03:25:37,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:37,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 73 states and 88 transitions. [2023-11-19 03:25:37,229 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 88 transitions. [2023-11-19 03:25:37,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:25:37,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:37,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:37,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:37,255 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:25:37,257 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:25:37,394 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 03:25:37,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:37,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 75 states and 91 transitions. [2023-11-19 03:25:37,799 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 91 transitions. [2023-11-19 03:25:37,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:25:37,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:37,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:37,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:37,826 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:25:37,828 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:25:37,857 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 03:25:37,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:37,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 79 states and 98 transitions. [2023-11-19 03:25:37,995 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 98 transitions. [2023-11-19 03:25:37,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:25:37,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:37,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:38,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:38,021 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:25:38,028 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:25:38,093 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 03:25:38,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:38,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 82 states and 104 transitions. [2023-11-19 03:25:38,203 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 104 transitions. [2023-11-19 03:25:38,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:25:38,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:38,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:38,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:38,248 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:25:38,252 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:25:38,277 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 03:25:38,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:38,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 86 states and 112 transitions. [2023-11-19 03:25:38,494 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 112 transitions. [2023-11-19 03:25:38,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:25:38,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:38,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:38,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:38,527 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:25:38,531 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:25:38,577 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 03:25:38,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:38,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 90 states and 120 transitions. [2023-11-19 03:25:38,769 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 120 transitions. [2023-11-19 03:25:38,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:25:38,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:38,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:38,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:38,804 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:25:38,808 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:25:38,866 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 03:25:39,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:39,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 93 states and 123 transitions. [2023-11-19 03:25:39,197 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 123 transitions. [2023-11-19 03:25:39,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:25:39,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:39,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:39,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:39,249 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:25:39,250 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:25:39,287 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 03:25:39,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:39,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 92 states and 122 transitions. [2023-11-19 03:25:39,406 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 122 transitions. [2023-11-19 03:25:39,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:25:39,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:39,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:39,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:39,429 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:25:39,430 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:25:39,581 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 03:25:41,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:41,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 98 states and 136 transitions. [2023-11-19 03:25:41,206 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 136 transitions. [2023-11-19 03:25:41,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:25:41,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:41,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:41,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:41,251 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:25:41,252 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:25:41,315 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 03:25:41,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:41,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 102 states and 140 transitions. [2023-11-19 03:25:41,964 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 140 transitions. [2023-11-19 03:25:41,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:25:41,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:41,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:41,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:41,991 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:25:41,992 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:25:42,039 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 03:25:42,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:42,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 104 states and 142 transitions. [2023-11-19 03:25:42,635 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 142 transitions. [2023-11-19 03:25:42,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:25:42,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:42,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:42,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:42,661 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:25:42,662 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:25:42,725 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 03:25:43,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:43,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 111 states and 154 transitions. [2023-11-19 03:25:43,363 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 154 transitions. [2023-11-19 03:25:43,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:25:43,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:43,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:43,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:43,396 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:25:43,397 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:25:43,556 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:25:45,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:45,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 126 states and 177 transitions. [2023-11-19 03:25:45,148 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 177 transitions. [2023-11-19 03:25:45,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:25:45,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:45,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:45,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:45,175 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:25:45,176 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:25:45,210 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:25:45,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:45,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 129 states and 182 transitions. [2023-11-19 03:25:45,604 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 182 transitions. [2023-11-19 03:25:45,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:25:45,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:45,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:45,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:45,633 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:25:45,634 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:25:45,725 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 03:25:46,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:46,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 135 states and 196 transitions. [2023-11-19 03:25:46,859 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 196 transitions. [2023-11-19 03:25:46,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:25:46,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:46,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:46,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:46,891 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:25:46,892 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:25:46,936 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 03:25:47,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:47,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 139 states and 205 transitions. [2023-11-19 03:25:47,378 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 205 transitions. [2023-11-19 03:25:47,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:25:47,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:47,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:47,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:47,403 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:25:47,405 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:25:47,456 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:25:48,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:48,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 145 states and 216 transitions. [2023-11-19 03:25:48,505 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 216 transitions. [2023-11-19 03:25:48,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:25:48,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:48,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:48,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:48,527 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:25:48,529 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:25:48,964 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:25:51,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:51,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 161 states and 242 transitions. [2023-11-19 03:25:51,326 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 242 transitions. [2023-11-19 03:25:51,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:25:51,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:51,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:51,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:51,349 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:25:51,351 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:25:51,385 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:25:53,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:53,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 168 states and 255 transitions. [2023-11-19 03:25:53,419 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 255 transitions. [2023-11-19 03:25:53,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:25:53,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:53,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:53,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:53,440 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:25:53,442 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:25:53,794 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:25:54,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:54,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 170 states and 258 transitions. [2023-11-19 03:25:54,499 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 258 transitions. [2023-11-19 03:25:54,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:25:54,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:54,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:54,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:54,521 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:25:54,522 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:25:54,750 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:25:56,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:56,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 177 states and 273 transitions. [2023-11-19 03:25:56,509 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 273 transitions. [2023-11-19 03:25:56,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:25:56,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:56,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:56,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:56,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:25:56,538 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:25:56,556 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:25:57,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:57,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 181 states and 282 transitions. [2023-11-19 03:25:57,765 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 282 transitions. [2023-11-19 03:25:57,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:25:57,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:57,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:57,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:57,786 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:25:57,787 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:25:58,021 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:26:00,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:00,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 191 states and 299 transitions. [2023-11-19 03:26:00,091 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 299 transitions. [2023-11-19 03:26:00,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:26:00,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:00,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:00,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:00,114 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:26:00,115 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:26:00,140 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:26:00,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:00,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 192 states and 300 transitions. [2023-11-19 03:26:00,816 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 300 transitions. [2023-11-19 03:26:00,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:26:00,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:00,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:00,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:00,838 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:26:00,840 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:26:01,081 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:26:02,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:02,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 198 states and 308 transitions. [2023-11-19 03:26:02,073 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 308 transitions. [2023-11-19 03:26:02,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:26:02,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:02,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:02,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:02,098 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:26:02,099 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:26:02,550 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:26:04,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:04,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 207 states and 321 transitions. [2023-11-19 03:26:04,910 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 321 transitions. [2023-11-19 03:26:04,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:26:04,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:04,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:04,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:04,932 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:26:04,933 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:26:05,229 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:26:06,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:06,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 214 states and 329 transitions. [2023-11-19 03:26:06,374 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 329 transitions. [2023-11-19 03:26:06,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:26:06,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:06,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:06,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:06,397 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:26:06,398 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:26:06,431 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:26:07,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:07,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 215 states and 332 transitions. [2023-11-19 03:26:07,055 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 332 transitions. [2023-11-19 03:26:07,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:26:07,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:07,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:07,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:07,081 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:26:07,083 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:26:07,735 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:26:09,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:09,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 224 states and 343 transitions. [2023-11-19 03:26:09,270 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 343 transitions. [2023-11-19 03:26:09,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:26:09,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:09,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:09,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:09,296 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:26:09,297 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:26:09,349 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:26:09,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:09,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 225 states and 345 transitions. [2023-11-19 03:26:09,809 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 345 transitions. [2023-11-19 03:26:09,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:26:09,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:09,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:09,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:09,835 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:26:09,837 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:26:09,878 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:26:10,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:10,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 226 states and 346 transitions. [2023-11-19 03:26:10,438 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 346 transitions. [2023-11-19 03:26:10,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:26:10,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:10,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:10,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:10,461 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:26:10,462 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:26:10,524 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:26:10,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:10,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 227 states and 347 transitions. [2023-11-19 03:26:10,968 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 347 transitions. [2023-11-19 03:26:10,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:26:10,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:10,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:11,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:11,003 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:26:11,005 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:26:11,066 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:26:11,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:11,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 228 states and 348 transitions. [2023-11-19 03:26:11,570 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 348 transitions. [2023-11-19 03:26:11,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:26:11,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:11,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:11,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:11,594 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:26:11,595 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:26:11,618 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:26:12,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:12,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 230 states and 351 transitions. [2023-11-19 03:26:12,517 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 351 transitions. [2023-11-19 03:26:12,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:26:12,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:12,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:12,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:12,548 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:26:12,548 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:26:12,565 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:26:13,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:13,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 231 states and 353 transitions. [2023-11-19 03:26:13,020 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 353 transitions. [2023-11-19 03:26:13,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:26:13,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:13,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:13,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:13,084 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:26:13,086 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:26:13,108 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:26:13,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:13,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 232 states and 353 transitions. [2023-11-19 03:26:13,666 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 353 transitions. [2023-11-19 03:26:13,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:26:13,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:13,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:13,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:13,691 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:26:13,692 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:26:13,829 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:26:15,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:15,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 238 states and 370 transitions. [2023-11-19 03:26:15,352 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 370 transitions. [2023-11-19 03:26:15,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:26:15,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:15,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:15,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:15,431 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:26:15,432 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:26:15,485 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 03:26:17,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:17,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 238 states and 369 transitions. [2023-11-19 03:26:17,341 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 369 transitions. [2023-11-19 03:26:17,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:26:17,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:17,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:17,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:17,367 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:26:17,368 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:26:17,402 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:26:18,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:18,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 239 states and 370 transitions. [2023-11-19 03:26:18,077 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 370 transitions. [2023-11-19 03:26:18,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:26:18,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:18,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:18,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:18,100 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:26:18,101 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:26:18,119 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:26:19,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:19,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 237 states and 364 transitions. [2023-11-19 03:26:19,347 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 364 transitions. [2023-11-19 03:26:19,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:26:19,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:19,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:19,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:19,380 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:26:19,381 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:26:19,421 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:26:21,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:21,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 242 states and 373 transitions. [2023-11-19 03:26:21,107 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 373 transitions. [2023-11-19 03:26:21,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:26:21,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:21,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:21,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:21,135 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:26:21,136 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:26:21,162 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:26:23,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:23,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 242 states and 372 transitions. [2023-11-19 03:26:23,027 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 372 transitions. [2023-11-19 03:26:23,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:26:23,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:23,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:23,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:23,113 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:26:23,114 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:26:23,155 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:26:23,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:23,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 243 states and 373 transitions. [2023-11-19 03:26:23,909 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 373 transitions. [2023-11-19 03:26:23,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:26:23,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:23,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:23,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:23,932 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:26:23,932 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:26:24,015 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:26:25,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:25,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 250 states and 382 transitions. [2023-11-19 03:26:25,357 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 382 transitions. [2023-11-19 03:26:25,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:26:25,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:25,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:25,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:25,440 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:26:25,441 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:26:25,479 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:26:26,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:26,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 255 states and 389 transitions. [2023-11-19 03:26:26,658 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 389 transitions. [2023-11-19 03:26:26,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:26:26,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:26,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:26,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:26,688 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:26:26,689 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:26:26,732 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:26:27,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:27,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 256 states and 389 transitions. [2023-11-19 03:26:27,344 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 389 transitions. [2023-11-19 03:26:27,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:26:27,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:27,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:27,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:27,375 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:26:27,376 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:26:27,632 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.