./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound20.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_f8aed0b1-6f22-4f61-8679-fedfb806343f/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8aed0b1-6f22-4f61-8679-fedfb806343f/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_f8aed0b1-6f22-4f61-8679-fedfb806343f/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8aed0b1-6f22-4f61-8679-fedfb806343f/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8aed0b1-6f22-4f61-8679-fedfb806343f/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_f8aed0b1-6f22-4f61-8679-fedfb806343f/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 6977cec8a403ff3f16926270da45a38f7b1f51a39c72ba3797fb74b9637fd796 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:08:53,492 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:08:53,604 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8aed0b1-6f22-4f61-8679-fedfb806343f/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 04:08:53,616 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:08:53,617 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:08:53,657 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:08:53,658 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:08:53,659 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:08:53,660 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:08:53,665 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:08:53,666 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:08:53,666 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:08:53,667 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:08:53,669 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:08:53,669 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:08:53,670 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:08:53,670 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:08:53,671 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:08:53,671 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:08:53,672 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:08:53,672 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:08:53,673 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:08:53,673 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:08:53,674 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:08:53,674 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:08:53,675 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:08:53,675 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:08:53,676 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:08:53,677 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:53,677 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:08:53,679 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:08:53,679 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:08:53,679 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:08:53,680 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:08:53,680 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:08:53,680 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_f8aed0b1-6f22-4f61-8679-fedfb806343f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8aed0b1-6f22-4f61-8679-fedfb806343f/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6977cec8a403ff3f16926270da45a38f7b1f51a39c72ba3797fb74b9637fd796 [2023-11-19 04:08:54,002 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:08:54,057 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:08:54,061 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:08:54,062 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:08:54,063 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:08:54,065 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8aed0b1-6f22-4f61-8679-fedfb806343f/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound20.c [2023-11-19 04:08:57,325 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:08:57,606 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:08:57,607 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8aed0b1-6f22-4f61-8679-fedfb806343f/sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound20.c [2023-11-19 04:08:57,619 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8aed0b1-6f22-4f61-8679-fedfb806343f/bin/ukojak-verify-G8NBE6pJGL/data/bf5947404/66507dd3647344258366883b2480e69a/FLAG5048ae2d9 [2023-11-19 04:08:57,638 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8aed0b1-6f22-4f61-8679-fedfb806343f/bin/ukojak-verify-G8NBE6pJGL/data/bf5947404/66507dd3647344258366883b2480e69a [2023-11-19 04:08:57,641 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:08:57,643 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:08:57,645 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:57,645 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:08:57,651 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:08:57,652 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:57" (1/1) ... [2023-11-19 04:08:57,654 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e8c7369 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:57, skipping insertion in model container [2023-11-19 04:08:57,654 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:57" (1/1) ... [2023-11-19 04:08:57,681 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:08:57,923 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:57,940 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:08:57,969 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:57,985 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:08:57,986 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:57 WrapperNode [2023-11-19 04:08:57,986 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:57,987 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:57,988 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:08:57,988 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:08:57,996 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:57" (1/1) ... [2023-11-19 04:08:58,005 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:57" (1/1) ... [2023-11-19 04:08:58,035 INFO L138 Inliner]: procedures = 14, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 86 [2023-11-19 04:08:58,035 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:58,036 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:08:58,036 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:08:58,037 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:08:58,047 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:57" (1/1) ... [2023-11-19 04:08:58,048 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:57" (1/1) ... [2023-11-19 04:08:58,050 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:57" (1/1) ... [2023-11-19 04:08:58,050 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:57" (1/1) ... [2023-11-19 04:08:58,061 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:57" (1/1) ... [2023-11-19 04:08:58,067 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:57" (1/1) ... [2023-11-19 04:08:58,069 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:57" (1/1) ... [2023-11-19 04:08:58,070 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:57" (1/1) ... [2023-11-19 04:08:58,076 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:08:58,077 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:08:58,078 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:08:58,078 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:08:58,080 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:57" (1/1) ... [2023-11-19 04:08:58,086 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:58,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8aed0b1-6f22-4f61-8679-fedfb806343f/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:08:58,114 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8aed0b1-6f22-4f61-8679-fedfb806343f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:08:58,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8aed0b1-6f22-4f61-8679-fedfb806343f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:08:58,156 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:08:58,156 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:08:58,156 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:08:58,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:08:58,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:08:58,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:08:58,157 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 04:08:58,157 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 04:08:58,233 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:08:58,235 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:08:58,562 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:08:58,625 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:08:58,626 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 04:08:58,631 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:58 BoogieIcfgContainer [2023-11-19 04:08:58,632 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:08:58,633 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:08:58,633 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:08:58,648 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:08:58,648 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:58" (1/1) ... [2023-11-19 04:08:58,659 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:08:58,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:58,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 72 states and 84 transitions. [2023-11-19 04:08:58,731 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 84 transitions. [2023-11-19 04:08:58,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:08:58,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:58,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:58,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:59,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:59,014 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:08:59,019 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:59,081 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 04:08:59,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:59,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 72 states and 82 transitions. [2023-11-19 04:08:59,145 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 82 transitions. [2023-11-19 04:08:59,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:08:59,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:59,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:59,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:59,197 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:59,200 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:59,234 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 04:08:59,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:59,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 76 states and 88 transitions. [2023-11-19 04:08:59,276 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 88 transitions. [2023-11-19 04:08:59,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:08:59,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:59,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:59,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:59,325 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:59,327 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:59,345 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 04:08:59,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:59,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 77 states and 89 transitions. [2023-11-19 04:08:59,370 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 89 transitions. [2023-11-19 04:08:59,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 04:08:59,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:59,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:59,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:59,420 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:59,423 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:59,490 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 04:08:59,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:59,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 80 states and 95 transitions. [2023-11-19 04:08:59,638 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 95 transitions. [2023-11-19 04:08:59,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 04:08:59,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:59,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:59,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:59,732 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:59,739 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:59,796 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 04:09:00,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:00,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 84 states and 105 transitions. [2023-11-19 04:09:00,041 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 105 transitions. [2023-11-19 04:09:00,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 04:09:00,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:00,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:00,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:00,113 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:09:00,115 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:00,156 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 04:09:00,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:00,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 88 states and 113 transitions. [2023-11-19 04:09:00,471 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 113 transitions. [2023-11-19 04:09:00,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 04:09:00,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:00,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:00,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:00,511 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:09:00,513 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:00,534 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 04:09:00,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:00,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 89 states and 114 transitions. [2023-11-19 04:09:00,556 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 114 transitions. [2023-11-19 04:09:00,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 04:09:00,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:00,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:00,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:00,597 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:09:00,599 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:00,643 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 04:09:01,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:01,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 94 states and 125 transitions. [2023-11-19 04:09:01,016 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 125 transitions. [2023-11-19 04:09:01,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:09:01,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:01,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:01,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:01,051 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:09:01,053 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:01,177 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 04:09:01,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:01,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 100 states and 138 transitions. [2023-11-19 04:09:01,744 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 138 transitions. [2023-11-19 04:09:01,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:09:01,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:01,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:01,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:01,789 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:09:01,792 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:01,845 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 04:09:02,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:02,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 106 states and 149 transitions. [2023-11-19 04:09:02,320 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 149 transitions. [2023-11-19 04:09:02,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 04:09:02,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:02,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:02,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:02,380 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:09:02,387 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:02,557 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 04:09:03,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:03,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 111 states and 158 transitions. [2023-11-19 04:09:03,141 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 158 transitions. [2023-11-19 04:09:03,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 04:09:03,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:03,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:03,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:03,197 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:09:03,202 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:03,315 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 04:09:03,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:03,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 118 states and 171 transitions. [2023-11-19 04:09:03,822 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 171 transitions. [2023-11-19 04:09:03,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 04:09:03,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:03,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:03,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:03,872 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:09:03,874 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:03,977 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 04:09:04,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:04,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 126 states and 185 transitions. [2023-11-19 04:09:04,659 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 185 transitions. [2023-11-19 04:09:04,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 04:09:04,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:04,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:04,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:04,708 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:09:04,712 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:05,418 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 04:09:07,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:07,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 134 states and 199 transitions. [2023-11-19 04:09:07,629 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 199 transitions. [2023-11-19 04:09:07,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 04:09:07,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:07,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:07,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:07,670 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:09:07,672 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:08,033 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 04:09:09,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:09,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 139 states and 212 transitions. [2023-11-19 04:09:09,784 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 212 transitions. [2023-11-19 04:09:09,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 04:09:09,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:09,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:09,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:09,821 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:09:09,823 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:09,852 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-19 04:09:10,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:10,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 145 states and 222 transitions. [2023-11-19 04:09:10,399 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 222 transitions. [2023-11-19 04:09:10,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 04:09:10,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:10,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:10,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:10,451 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:09:10,455 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:10,488 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-19 04:09:11,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:11,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 155 states and 238 transitions. [2023-11-19 04:09:11,701 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 238 transitions. [2023-11-19 04:09:11,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 04:09:11,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:11,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:11,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:11,738 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:09:11,740 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:11,768 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-19 04:09:11,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:11,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 156 states and 239 transitions. [2023-11-19 04:09:11,798 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 239 transitions. [2023-11-19 04:09:11,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 04:09:11,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:11,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:11,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:11,830 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:09:11,832 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:11,944 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-19 04:09:12,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:12,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 165 states and 251 transitions. [2023-11-19 04:09:12,354 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 251 transitions. [2023-11-19 04:09:12,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 04:09:12,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:12,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:12,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:12,393 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:09:12,395 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:12,443 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2023-11-19 04:09:13,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:13,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 173 states and 261 transitions. [2023-11-19 04:09:13,525 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 261 transitions. [2023-11-19 04:09:13,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 04:09:13,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:13,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:13,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:13,564 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:09:13,565 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:13,645 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-19 04:09:13,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:13,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 182 states and 273 transitions. [2023-11-19 04:09:13,967 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 273 transitions. [2023-11-19 04:09:13,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 04:09:13,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:13,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:14,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:14,002 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:09:14,004 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:14,036 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2023-11-19 04:09:15,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:15,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 191 states and 285 transitions. [2023-11-19 04:09:15,513 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 285 transitions. [2023-11-19 04:09:15,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 04:09:15,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:15,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:15,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:15,544 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:09:15,546 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:15,646 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-19 04:09:17,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:17,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 202 states and 312 transitions. [2023-11-19 04:09:17,893 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 312 transitions. [2023-11-19 04:09:17,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 04:09:17,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:17,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:17,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:17,927 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:09:17,929 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:18,003 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-19 04:09:18,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:18,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 207 states and 322 transitions. [2023-11-19 04:09:18,724 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 322 transitions. [2023-11-19 04:09:18,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 04:09:18,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:18,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:18,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:18,759 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:09:18,761 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:19,303 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-19 04:09:21,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:21,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 207 states and 321 transitions. [2023-11-19 04:09:21,402 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 321 transitions. [2023-11-19 04:09:21,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 04:09:21,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:21,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:21,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:21,458 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:09:21,459 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:21,570 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-19 04:09:22,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:22,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 213 states and 335 transitions. [2023-11-19 04:09:22,582 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 335 transitions. [2023-11-19 04:09:22,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 04:09:22,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:22,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:22,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:22,620 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:09:22,622 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:22,662 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-19 04:09:23,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:23,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 215 states and 340 transitions. [2023-11-19 04:09:23,059 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 340 transitions. [2023-11-19 04:09:23,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 04:09:23,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:23,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:23,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:23,099 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:09:23,100 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:23,136 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-19 04:09:23,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:23,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 219 states and 348 transitions. [2023-11-19 04:09:23,812 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 348 transitions. [2023-11-19 04:09:23,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 04:09:23,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:23,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:23,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:23,844 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:09:23,846 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:23,950 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2023-11-19 04:09:25,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:25,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 221 states and 351 transitions. [2023-11-19 04:09:25,877 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 351 transitions. [2023-11-19 04:09:25,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 04:09:25,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:25,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:25,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:25,911 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 04:09:25,913 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:26,886 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 7 proven. 14 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-19 04:09:30,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:30,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 227 states and 364 transitions. [2023-11-19 04:09:30,659 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 364 transitions. [2023-11-19 04:09:30,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 04:09:30,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:30,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:30,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:30,702 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 04:09:30,704 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:31,693 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-19 04:09:33,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:33,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 232 states and 377 transitions. [2023-11-19 04:09:33,045 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 377 transitions. [2023-11-19 04:09:33,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 04:09:33,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:33,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:33,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:33,084 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:09:33,086 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:33,256 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2023-11-19 04:09:35,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:35,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 245 states and 402 transitions. [2023-11-19 04:09:35,981 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 402 transitions. [2023-11-19 04:09:35,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 04:09:35,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:35,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:36,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:36,027 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:09:36,030 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:36,788 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2023-11-19 04:09:39,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:39,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 257 states and 421 transitions. [2023-11-19 04:09:39,632 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 421 transitions. [2023-11-19 04:09:39,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 04:09:39,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:39,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:39,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:39,672 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:09:39,673 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:39,750 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2023-11-19 04:09:41,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:41,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 270 states and 442 transitions. [2023-11-19 04:09:41,974 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 442 transitions. [2023-11-19 04:09:41,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 04:09:41,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:41,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:42,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:42,021 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:09:42,022 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:42,089 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-11-19 04:09:42,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:42,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 278 states and 451 transitions. [2023-11-19 04:09:42,996 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 451 transitions. [2023-11-19 04:09:42,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 04:09:42,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:42,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:43,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:43,042 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:09:43,044 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:44,807 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2023-11-19 04:09:47,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:47,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 292 states and 474 transitions. [2023-11-19 04:09:47,477 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 474 transitions. [2023-11-19 04:09:47,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 04:09:47,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:47,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:47,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:47,532 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:09:47,534 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:47,722 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked.