./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10ccc2ce-1bc0-4bf2-8dbb-9c43d8726371/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10ccc2ce-1bc0-4bf2-8dbb-9c43d8726371/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_10ccc2ce-1bc0-4bf2-8dbb-9c43d8726371/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10ccc2ce-1bc0-4bf2-8dbb-9c43d8726371/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10ccc2ce-1bc0-4bf2-8dbb-9c43d8726371/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_10ccc2ce-1bc0-4bf2-8dbb-9c43d8726371/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 6d5fb336862157190b75f459fa5ac35efb8ca70e207f909b082fde37cf98e7f7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:53:07,234 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:53:07,356 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10ccc2ce-1bc0-4bf2-8dbb-9c43d8726371/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:53:07,366 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:53:07,367 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:53:07,404 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:53:07,405 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:53:07,406 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:53:07,407 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:53:07,412 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:53:07,412 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:53:07,413 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:53:07,413 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:53:07,415 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:53:07,416 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:53:07,416 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:53:07,416 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:53:07,417 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:53:07,417 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:53:07,418 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:53:07,418 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:53:07,419 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:53:07,419 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:53:07,421 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:53:07,421 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:53:07,422 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:53:07,423 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:53:07,423 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:53:07,423 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:53:07,424 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:53:07,425 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:53:07,425 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:53:07,426 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:53:07,426 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_10ccc2ce-1bc0-4bf2-8dbb-9c43d8726371/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10ccc2ce-1bc0-4bf2-8dbb-9c43d8726371/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d5fb336862157190b75f459fa5ac35efb8ca70e207f909b082fde37cf98e7f7 [2023-11-19 02:53:07,739 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:53:07,771 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:53:07,774 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:53:07,776 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:53:07,776 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:53:07,778 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10ccc2ce-1bc0-4bf2-8dbb-9c43d8726371/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound10.c [2023-11-19 02:53:11,029 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:53:11,260 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:53:11,261 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10ccc2ce-1bc0-4bf2-8dbb-9c43d8726371/sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound10.c [2023-11-19 02:53:11,270 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10ccc2ce-1bc0-4bf2-8dbb-9c43d8726371/bin/ukojak-verify-G8NBE6pJGL/data/43b156aba/5e1ca086c3d24aa18eafbb1127fbb67d/FLAG3cca5845d [2023-11-19 02:53:11,288 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10ccc2ce-1bc0-4bf2-8dbb-9c43d8726371/bin/ukojak-verify-G8NBE6pJGL/data/43b156aba/5e1ca086c3d24aa18eafbb1127fbb67d [2023-11-19 02:53:11,294 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:53:11,296 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:53:11,300 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:53:11,300 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:53:11,305 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:53:11,306 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:53:11" (1/1) ... [2023-11-19 02:53:11,309 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ce36988 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:11, skipping insertion in model container [2023-11-19 02:53:11,309 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:53:11" (1/1) ... [2023-11-19 02:53:11,339 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:53:11,491 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_10ccc2ce-1bc0-4bf2-8dbb-9c43d8726371/sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound10.c[538,551] [2023-11-19 02:53:11,509 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:53:11,520 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:53:11,530 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_10ccc2ce-1bc0-4bf2-8dbb-9c43d8726371/sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound10.c[538,551] [2023-11-19 02:53:11,539 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:53:11,553 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:53:11,554 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:11 WrapperNode [2023-11-19 02:53:11,554 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:53:11,556 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:53:11,556 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:53:11,556 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:53:11,564 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:11" (1/1) ... [2023-11-19 02:53:11,584 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:11" (1/1) ... [2023-11-19 02:53:11,622 INFO L138 Inliner]: procedures = 14, calls = 17, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 56 [2023-11-19 02:53:11,623 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:53:11,624 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:53:11,624 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:53:11,624 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:53:11,632 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:11" (1/1) ... [2023-11-19 02:53:11,632 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:11" (1/1) ... [2023-11-19 02:53:11,634 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:11" (1/1) ... [2023-11-19 02:53:11,635 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:11" (1/1) ... [2023-11-19 02:53:11,638 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:11" (1/1) ... [2023-11-19 02:53:11,642 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:11" (1/1) ... [2023-11-19 02:53:11,643 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:11" (1/1) ... [2023-11-19 02:53:11,645 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:11" (1/1) ... [2023-11-19 02:53:11,647 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:53:11,648 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:53:11,648 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:53:11,648 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:53:11,649 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:11" (1/1) ... [2023-11-19 02:53:11,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:53:11,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10ccc2ce-1bc0-4bf2-8dbb-9c43d8726371/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:53:11,680 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10ccc2ce-1bc0-4bf2-8dbb-9c43d8726371/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:53:11,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10ccc2ce-1bc0-4bf2-8dbb-9c43d8726371/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:53:11,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:53:11,727 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:53:11,727 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:53:11,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:53:11,728 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:53:11,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:53:11,728 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 02:53:11,728 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 02:53:11,801 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:53:11,804 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:53:12,053 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:53:12,128 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:53:12,130 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 02:53:12,136 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:53:12 BoogieIcfgContainer [2023-11-19 02:53:12,136 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:53:12,139 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:53:12,139 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:53:12,151 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:53:12,152 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:53:12" (1/1) ... [2023-11-19 02:53:12,163 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:53:12,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:12,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2023-11-19 02:53:12,243 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2023-11-19 02:53:12,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:53:12,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:12,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:12,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:12,649 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 02:53:12,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:12,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 31 states and 47 transitions. [2023-11-19 02:53:12,779 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 47 transitions. [2023-11-19 02:53:12,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:53:12,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:12,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:12,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:13,065 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:53:13,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:13,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 34 states and 51 transitions. [2023-11-19 02:53:13,221 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 51 transitions. [2023-11-19 02:53:13,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 02:53:13,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:13,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:13,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:13,269 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 02:53:13,276 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:13,423 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 02:53:13,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:13,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 38 states and 58 transitions. [2023-11-19 02:53:13,830 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 58 transitions. [2023-11-19 02:53:13,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 02:53:13,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:13,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:13,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:13,884 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 02:53:13,887 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:14,011 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 02:53:14,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:14,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 41 states and 63 transitions. [2023-11-19 02:53:14,263 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 63 transitions. [2023-11-19 02:53:14,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 02:53:14,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:14,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:14,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:14,302 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 02:53:14,305 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:14,371 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 02:53:14,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:14,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 45 states and 72 transitions. [2023-11-19 02:53:14,474 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 72 transitions. [2023-11-19 02:53:14,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 02:53:14,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:14,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:14,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:14,548 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 02:53:14,565 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:14,680 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-11-19 02:53:15,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:15,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 49 states and 80 transitions. [2023-11-19 02:53:15,219 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 80 transitions. [2023-11-19 02:53:15,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 02:53:15,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:15,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:15,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:15,256 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 02:53:15,259 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:15,406 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-11-19 02:53:15,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:15,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 52 states and 89 transitions. [2023-11-19 02:53:15,487 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 89 transitions. [2023-11-19 02:53:15,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 02:53:15,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:15,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:15,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:15,525 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:53:15,527 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:15,599 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-11-19 02:53:15,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:15,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 53 states and 90 transitions. [2023-11-19 02:53:15,844 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 90 transitions. [2023-11-19 02:53:15,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:53:15,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:15,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:15,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:15,895 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:53:15,909 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:16,064 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2023-11-19 02:53:16,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:16,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 56 states and 94 transitions. [2023-11-19 02:53:16,463 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 94 transitions. [2023-11-19 02:53:16,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:53:16,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:16,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:16,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:16,500 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 02:53:16,502 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:16,608 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2023-11-19 02:53:16,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:16,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 56 states and 93 transitions. [2023-11-19 02:53:16,878 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 93 transitions. [2023-11-19 02:53:16,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 02:53:16,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:16,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:16,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:16,915 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 02:53:16,917 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:17,035 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 29 proven. 4 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2023-11-19 02:53:17,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:17,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 58 states and 98 transitions. [2023-11-19 02:53:17,744 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 98 transitions. [2023-11-19 02:53:17,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:53:17,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:17,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:17,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:17,789 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-19 02:53:17,791 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:17,994 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 15 proven. 35 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2023-11-19 02:53:19,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:19,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 62 states and 105 transitions. [2023-11-19 02:53:19,473 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 105 transitions. [2023-11-19 02:53:19,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 02:53:19,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:19,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:19,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:19,523 INFO L262 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:53:19,529 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:19,666 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2023-11-19 02:53:20,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:20,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 66 states and 116 transitions. [2023-11-19 02:53:20,622 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 116 transitions. [2023-11-19 02:53:20,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 02:53:20,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:20,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:20,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:20,665 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-19 02:53:20,668 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:21,408 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 27 proven. 17 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2023-11-19 02:53:23,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:23,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 72 states and 134 transitions. [2023-11-19 02:53:23,043 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 134 transitions. [2023-11-19 02:53:23,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-19 02:53:23,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:23,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:23,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:23,089 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-19 02:53:23,092 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:23,823 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 20 proven. 8 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2023-11-19 02:53:25,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:25,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 85 states and 156 transitions. [2023-11-19 02:53:25,353 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 156 transitions. [2023-11-19 02:53:25,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-19 02:53:25,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:25,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:25,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:25,391 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 02:53:25,393 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:25,512 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2023-11-19 02:53:25,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:25,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 85 states and 155 transitions. [2023-11-19 02:53:25,900 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 155 transitions. [2023-11-19 02:53:25,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-19 02:53:25,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:25,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:25,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:25,944 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-19 02:53:25,947 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:26,795 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 20 proven. 9 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-11-19 02:53:28,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:28,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 88 states and 162 transitions. [2023-11-19 02:53:28,106 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 162 transitions. [2023-11-19 02:53:28,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-19 02:53:28,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:28,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:28,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:28,153 INFO L262 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 02:53:28,155 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:28,245 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 24 proven. 9 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-11-19 02:53:28,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:28,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 88 states and 161 transitions. [2023-11-19 02:53:28,651 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 161 transitions. [2023-11-19 02:53:28,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-19 02:53:28,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:28,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:28,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:28,697 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-19 02:53:28,699 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:28,910 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 22 proven. 27 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2023-11-19 02:53:30,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:30,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 93 states and 171 transitions. [2023-11-19 02:53:30,458 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 171 transitions. [2023-11-19 02:53:30,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-19 02:53:30,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:30,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:30,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:30,520 INFO L262 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-19 02:53:30,522 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:31,118 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 33 proven. 28 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2023-11-19 02:53:32,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:32,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 93 states and 170 transitions. [2023-11-19 02:53:32,184 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 170 transitions. [2023-11-19 02:53:32,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-19 02:53:32,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:32,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:32,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:32,234 INFO L262 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 34 conjunts are in the unsatisfiable core [2023-11-19 02:53:32,237 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:32,992 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 21 proven. 48 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2023-11-19 02:53:35,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:35,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 99 states and 188 transitions. [2023-11-19 02:53:35,499 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 188 transitions. [2023-11-19 02:53:35,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-19 02:53:35,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:35,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:35,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:35,555 INFO L262 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 33 conjunts are in the unsatisfiable core [2023-11-19 02:53:35,559 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:36,449 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 23 proven. 52 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2023-11-19 02:53:37,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:37,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 101 states and 193 transitions. [2023-11-19 02:53:37,593 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 193 transitions. [2023-11-19 02:53:37,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-19 02:53:37,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:37,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:37,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:37,635 INFO L262 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 02:53:37,637 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:37,772 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2023-11-19 02:53:38,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:38,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 101 states and 192 transitions. [2023-11-19 02:53:38,230 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 192 transitions. [2023-11-19 02:53:38,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-11-19 02:53:38,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:38,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:38,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:38,294 INFO L262 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 44 conjunts are in the unsatisfiable core [2023-11-19 02:53:38,296 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:39,877 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 25 proven. 62 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2023-11-19 02:53:44,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:44,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 105 states and 212 transitions. [2023-11-19 02:53:44,736 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 212 transitions. [2023-11-19 02:53:44,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-11-19 02:53:44,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:44,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:44,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:44,802 INFO L262 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 43 conjunts are in the unsatisfiable core [2023-11-19 02:53:44,828 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:45,793 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 25 proven. 60 refuted. 0 times theorem prover too weak. 282 trivial. 0 not checked. [2023-11-19 02:53:48,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:48,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 108 states and 224 transitions. [2023-11-19 02:53:48,357 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 224 transitions. [2023-11-19 02:53:48,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-11-19 02:53:48,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:48,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:48,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:48,433 INFO L262 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-19 02:53:48,437 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:49,161 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 26 proven. 23 refuted. 0 times theorem prover too weak. 318 trivial. 0 not checked. [2023-11-19 02:53:49,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:49,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 109 states and 226 transitions. [2023-11-19 02:53:49,796 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 226 transitions. [2023-11-19 02:53:49,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-19 02:53:49,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:49,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:49,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:49,847 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 35 conjunts are in the unsatisfiable core [2023-11-19 02:53:49,854 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:50,118 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 27 proven. 86 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2023-11-19 02:53:52,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:52,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 114 states and 236 transitions. [2023-11-19 02:53:52,326 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 236 transitions. [2023-11-19 02:53:52,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-19 02:53:52,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:52,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:52,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:52,389 INFO L262 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 44 conjunts are in the unsatisfiable core [2023-11-19 02:53:52,391 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:53,604 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 36 proven. 58 refuted. 0 times theorem prover too weak. 329 trivial. 0 not checked. [2023-11-19 02:53:57,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:57,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 119 states and 249 transitions. [2023-11-19 02:53:57,685 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 249 transitions. [2023-11-19 02:53:57,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-19 02:53:57,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:57,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:57,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:57,747 INFO L262 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-19 02:53:57,751 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:58,411 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 28 proven. 25 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2023-11-19 02:53:59,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:59,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 121 states and 253 transitions. [2023-11-19 02:53:59,327 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 253 transitions. [2023-11-19 02:53:59,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-19 02:53:59,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:59,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:59,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:59,391 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-19 02:53:59,394 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:00,412 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 28 proven. 32 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked.