./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_68095764-f316-4735-874a-d10c679303ef/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68095764-f316-4735-874a-d10c679303ef/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_68095764-f316-4735-874a-d10c679303ef/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68095764-f316-4735-874a-d10c679303ef/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68095764-f316-4735-874a-d10c679303ef/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68095764-f316-4735-874a-d10c679303ef/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --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 03:45:04,192 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:45:04,323 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68095764-f316-4735-874a-d10c679303ef/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:45:04,332 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:45:04,333 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:45:04,373 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:45:04,374 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:45:04,374 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:45:04,375 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:45:04,380 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:45:04,381 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:45:04,381 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:45:04,382 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:45:04,384 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:45:04,384 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:45:04,384 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:45:04,385 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:45:04,385 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:45:04,386 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:45:04,386 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:45:04,387 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:45:04,387 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:45:04,388 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:45:04,389 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:45:04,390 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:45:04,391 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:45:04,391 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:45:04,391 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:45:04,392 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:45:04,392 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:45:04,393 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:45:04,394 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:45:04,394 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:45:04,394 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_68095764-f316-4735-874a-d10c679303ef/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68095764-f316-4735-874a-d10c679303ef/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f0dc25e497896e48962fc4f59a3ea4856b5eb0408b9845e68b04a0b0a132067 [2023-11-19 03:45:04,652 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:45:04,679 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:45:04,682 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:45:04,683 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:45:04,683 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:45:04,685 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68095764-f316-4735-874a-d10c679303ef/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound50.c [2023-11-19 03:45:07,921 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:45:08,303 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:45:08,304 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68095764-f316-4735-874a-d10c679303ef/sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound50.c [2023-11-19 03:45:08,315 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68095764-f316-4735-874a-d10c679303ef/bin/ukojak-verify-G8NBE6pJGL/data/80fcd4569/f3e9592f6d3543378b3993175992d42b/FLAG401676695 [2023-11-19 03:45:08,342 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68095764-f316-4735-874a-d10c679303ef/bin/ukojak-verify-G8NBE6pJGL/data/80fcd4569/f3e9592f6d3543378b3993175992d42b [2023-11-19 03:45:08,349 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:45:08,353 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:45:08,357 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:45:08,357 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:45:08,363 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:45:08,364 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:45:08" (1/1) ... [2023-11-19 03:45:08,367 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ea6c15d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:45:08, skipping insertion in model container [2023-11-19 03:45:08,367 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:45:08" (1/1) ... [2023-11-19 03:45:08,401 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:45:08,568 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68095764-f316-4735-874a-d10c679303ef/sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound50.c[573,586] [2023-11-19 03:45:08,585 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:45:08,596 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:45:08,609 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68095764-f316-4735-874a-d10c679303ef/sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound50.c[573,586] [2023-11-19 03:45:08,615 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:45:08,631 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:45:08,631 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:45:08 WrapperNode [2023-11-19 03:45:08,631 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:45:08,633 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:45:08,633 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:45:08,633 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:45:08,643 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:45:08" (1/1) ... [2023-11-19 03:45:08,652 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:45:08" (1/1) ... [2023-11-19 03:45:08,675 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 43 [2023-11-19 03:45:08,675 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:45:08,676 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:45:08,676 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:45:08,676 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:45:08,687 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:45:08" (1/1) ... [2023-11-19 03:45:08,687 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:45:08" (1/1) ... [2023-11-19 03:45:08,689 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:45:08" (1/1) ... [2023-11-19 03:45:08,689 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:45:08" (1/1) ... [2023-11-19 03:45:08,693 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:45:08" (1/1) ... [2023-11-19 03:45:08,697 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:45:08" (1/1) ... [2023-11-19 03:45:08,698 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:45:08" (1/1) ... [2023-11-19 03:45:08,699 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:45:08" (1/1) ... [2023-11-19 03:45:08,701 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:45:08,702 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:45:08,703 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:45:08,703 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:45:08,704 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:45:08" (1/1) ... [2023-11-19 03:45:08,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:45:08,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68095764-f316-4735-874a-d10c679303ef/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:45:08,747 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68095764-f316-4735-874a-d10c679303ef/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:45:08,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68095764-f316-4735-874a-d10c679303ef/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:45:08,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:45:08,798 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:45:08,798 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:45:08,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:45:08,799 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:45:08,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:45:08,801 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:45:08,801 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:45:08,896 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:45:08,899 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:45:09,173 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:45:09,240 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:45:09,241 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:45:09,246 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:45:09 BoogieIcfgContainer [2023-11-19 03:45:09,246 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:45:09,248 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:45:09,248 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:45:09,261 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:45:09,261 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:45:09" (1/1) ... [2023-11-19 03:45:09,274 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:45:09,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:45:09,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2023-11-19 03:45:09,365 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2023-11-19 03:45:09,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:45:09,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:45:09,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:45:09,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:09,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:09,561 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:45:09,566 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:45:09,593 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 03:45:09,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:45:09,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 18 states and 20 transitions. [2023-11-19 03:45:09,625 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2023-11-19 03:45:09,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:45:09,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:45:09,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:45:09,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:09,675 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:45:09,678 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:45:09,828 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 03:45:09,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:45:09,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 28 transitions. [2023-11-19 03:45:09,912 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2023-11-19 03:45:09,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:45:09,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:45:09,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:45:09,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:09,989 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:45:09,992 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:45:10,183 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 03:45:10,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:45:10,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 24 states and 32 transitions. [2023-11-19 03:45:10,292 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 32 transitions. [2023-11-19 03:45:10,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:45:10,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:45:10,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:45:10,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:10,380 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 03:45:10,385 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:45:10,819 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:45:11,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:45:11,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-11-19 03:45:11,036 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-11-19 03:45:11,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:45:11,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:45:11,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:45:11,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:11,087 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 03:45:11,090 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:45:11,214 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:45:11,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:45:11,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 28 states and 40 transitions. [2023-11-19 03:45:11,637 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 40 transitions. [2023-11-19 03:45:11,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:45:11,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:45:11,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:45:11,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:11,759 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:45:11,762 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:45:12,340 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:45:13,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:45:13,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 31 states and 46 transitions. [2023-11-19 03:45:13,010 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 46 transitions. [2023-11-19 03:45:13,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:45:13,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:45:13,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:45:13,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:13,075 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 03:45:13,082 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:45:13,958 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 03:45:14,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:45:14,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 52 transitions. [2023-11-19 03:45:14,945 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 52 transitions. [2023-11-19 03:45:14,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:45:14,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:45:14,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:45:15,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:15,016 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 03:45:15,030 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:45:16,289 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 8 proven. 26 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-19 03:45:17,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:45:17,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 37 states and 58 transitions. [2023-11-19 03:45:17,784 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 58 transitions. [2023-11-19 03:45:17,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:45:17,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:45:17,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:45:17,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:17,841 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-19 03:45:17,844 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:45:19,691 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 10 proven. 40 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-19 03:45:21,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:45:21,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 40 states and 64 transitions. [2023-11-19 03:45:21,641 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 64 transitions. [2023-11-19 03:45:21,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:45:21,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:45:21,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:45:21,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:21,720 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 03:45:21,724 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:45:24,040 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 12 proven. 57 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2023-11-19 03:45:26,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:45:26,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 43 states and 70 transitions. [2023-11-19 03:45:26,512 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 70 transitions. [2023-11-19 03:45:26,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:45:26,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:45:26,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:45:26,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:26,591 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-19 03:45:26,594 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:45:29,482 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 13 proven. 96 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2023-11-19 03:45:32,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:45:32,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 48 states and 78 transitions. [2023-11-19 03:45:32,924 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 78 transitions. [2023-11-19 03:45:32,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-19 03:45:32,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:45:32,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:45:33,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:33,058 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-19 03:45:33,061 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:45:36,109 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 16 proven. 100 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2023-11-19 03:45:39,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:45:39,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 51 states and 84 transitions. [2023-11-19 03:45:39,990 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 84 transitions. [2023-11-19 03:45:39,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-19 03:45:39,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:45:39,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:45:40,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:40,128 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-19 03:45:40,131 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:45:44,484 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 18 proven. 126 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-19 03:45:49,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:45:49,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 54 states and 90 transitions. [2023-11-19 03:45:49,245 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 90 transitions. [2023-11-19 03:45:49,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-19 03:45:49,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:45:49,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:45:49,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:49,440 INFO L262 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-19 03:45:49,443 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:45:54,308 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 20 proven. 155 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-11-19 03:46:00,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:46:00,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 57 states and 96 transitions. [2023-11-19 03:46:00,543 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 96 transitions. [2023-11-19 03:46:00,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-11-19 03:46:00,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:46:00,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:46:00,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:46:00,693 INFO L262 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-19 03:46:00,697 INFO L285 TraceCheckSpWp]: Computing forward predicates...