./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound50.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_2ef60b51-29ed-45e2-8c56-9f2ccb9ef633/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef60b51-29ed-45e2-8c56-9f2ccb9ef633/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_2ef60b51-29ed-45e2-8c56-9f2ccb9ef633/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef60b51-29ed-45e2-8c56-9f2ccb9ef633/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef60b51-29ed-45e2-8c56-9f2ccb9ef633/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_2ef60b51-29ed-45e2-8c56-9f2ccb9ef633/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 deef9b1f63fa90bdeace0bbb769d25578ef53bda95c70ad5e444555427b2b0e2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:15:22,234 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:15:22,365 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef60b51-29ed-45e2-8c56-9f2ccb9ef633/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:15:22,375 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:15:22,376 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:15:22,420 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:15:22,425 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:15:22,426 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:15:22,427 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:15:22,432 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:15:22,433 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:15:22,433 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:15:22,434 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:15:22,435 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:15:22,436 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:15:22,436 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:15:22,438 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:15:22,438 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:15:22,439 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:15:22,439 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:15:22,440 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:15:22,441 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:15:22,441 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:15:22,442 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:15:22,442 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:15:22,443 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:15:22,443 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:15:22,444 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:15:22,444 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:15:22,445 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:15:22,448 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:15:22,448 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:15:22,448 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:15:22,448 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:15:22,449 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:15:22,449 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_2ef60b51-29ed-45e2-8c56-9f2ccb9ef633/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef60b51-29ed-45e2-8c56-9f2ccb9ef633/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> deef9b1f63fa90bdeace0bbb769d25578ef53bda95c70ad5e444555427b2b0e2 [2023-11-19 03:15:22,834 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:15:22,865 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:15:22,868 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:15:22,869 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:15:22,870 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:15:22,872 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef60b51-29ed-45e2-8c56-9f2ccb9ef633/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound50.c [2023-11-19 03:15:25,943 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:15:26,168 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:15:26,169 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef60b51-29ed-45e2-8c56-9f2ccb9ef633/sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound50.c [2023-11-19 03:15:26,177 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef60b51-29ed-45e2-8c56-9f2ccb9ef633/bin/ukojak-verify-G8NBE6pJGL/data/54a063fa9/1c486c28ae314c53b57467b11016dafd/FLAG8bd351d71 [2023-11-19 03:15:26,190 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef60b51-29ed-45e2-8c56-9f2ccb9ef633/bin/ukojak-verify-G8NBE6pJGL/data/54a063fa9/1c486c28ae314c53b57467b11016dafd [2023-11-19 03:15:26,193 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:15:26,194 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:15:26,196 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:15:26,196 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:15:26,201 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:15:26,202 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:15:26" (1/1) ... [2023-11-19 03:15:26,203 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e45d314 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:26, skipping insertion in model container [2023-11-19 03:15:26,204 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:15:26" (1/1) ... [2023-11-19 03:15:26,230 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:15:26,455 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:15:26,466 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:15:26,493 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:15:26,508 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:15:26,509 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:26 WrapperNode [2023-11-19 03:15:26,509 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:15:26,510 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:15:26,510 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:15:26,511 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:15:26,519 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:26" (1/1) ... [2023-11-19 03:15:26,527 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:26" (1/1) ... [2023-11-19 03:15:26,561 INFO L138 Inliner]: procedures = 14, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 160 [2023-11-19 03:15:26,562 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:15:26,563 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:15:26,563 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:15:26,563 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:15:26,573 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:26" (1/1) ... [2023-11-19 03:15:26,573 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:26" (1/1) ... [2023-11-19 03:15:26,576 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:26" (1/1) ... [2023-11-19 03:15:26,576 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:26" (1/1) ... [2023-11-19 03:15:26,582 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:26" (1/1) ... [2023-11-19 03:15:26,593 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:26" (1/1) ... [2023-11-19 03:15:26,595 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:26" (1/1) ... [2023-11-19 03:15:26,596 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:26" (1/1) ... [2023-11-19 03:15:26,599 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:15:26,600 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:15:26,600 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:15:26,601 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:15:26,617 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:26" (1/1) ... [2023-11-19 03:15:26,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:15:26,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef60b51-29ed-45e2-8c56-9f2ccb9ef633/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:15:26,698 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef60b51-29ed-45e2-8c56-9f2ccb9ef633/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:15:26,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef60b51-29ed-45e2-8c56-9f2ccb9ef633/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:15:26,747 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:15:26,747 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:15:26,747 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:15:26,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:15:26,747 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:15:26,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:15:26,748 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:15:26,748 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:15:26,809 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:15:26,812 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:15:27,343 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:15:27,395 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:15:27,396 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:15:27,408 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:15:27 BoogieIcfgContainer [2023-11-19 03:15:27,408 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:15:27,409 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:15:27,410 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:15:27,419 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:15:27,419 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:15:27" (1/1) ... [2023-11-19 03:15:27,427 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:15:27,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:27,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 161 states and 174 transitions. [2023-11-19 03:15:27,484 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 174 transitions. [2023-11-19 03:15:27,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:15:27,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:27,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:27,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:27,619 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 03:15:27,625 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:27,756 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 03:15:27,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:27,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 160 states and 173 transitions. [2023-11-19 03:15:27,876 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 173 transitions. [2023-11-19 03:15:27,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:15:27,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:27,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:27,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:27,911 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:15:27,912 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:27,988 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:15:28,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:28,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 159 states and 172 transitions. [2023-11-19 03:15:28,316 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 172 transitions. [2023-11-19 03:15:28,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:15:28,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:28,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:28,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:28,360 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:15:28,362 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:28,373 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 03:15:28,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:28,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 158 states and 171 transitions. [2023-11-19 03:15:28,392 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 171 transitions. [2023-11-19 03:15:28,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:15:28,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:28,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:28,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:28,449 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:15:28,452 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:28,533 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:15:28,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:28,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 157 states and 170 transitions. [2023-11-19 03:15:28,590 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 170 transitions. [2023-11-19 03:15:28,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:15:28,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:28,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:28,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:28,655 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:15:28,659 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:28,741 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 03:15:29,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:29,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 159 states and 172 transitions. [2023-11-19 03:15:29,648 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 172 transitions. [2023-11-19 03:15:29,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:15:29,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:29,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:29,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:29,695 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:15:29,697 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:29,805 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 03:15:31,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:31,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 162 states and 176 transitions. [2023-11-19 03:15:31,040 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 176 transitions. [2023-11-19 03:15:31,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:15:31,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:31,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:31,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:31,097 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:15:31,100 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:31,139 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 03:15:31,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:31,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 163 states and 177 transitions. [2023-11-19 03:15:31,180 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 177 transitions. [2023-11-19 03:15:31,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:15:31,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:31,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:31,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:31,236 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:15:31,240 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:31,305 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 03:15:32,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:32,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 169 states and 188 transitions. [2023-11-19 03:15:32,460 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 188 transitions. [2023-11-19 03:15:32,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:15:32,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:32,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:32,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:32,492 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:15:32,493 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:32,516 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 03:15:32,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:32,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 170 states and 189 transitions. [2023-11-19 03:15:32,543 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 189 transitions. [2023-11-19 03:15:32,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:15:32,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:32,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:32,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:32,586 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:15:32,588 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:32,710 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 03:15:33,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:33,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 175 states and 197 transitions. [2023-11-19 03:15:33,189 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 197 transitions. [2023-11-19 03:15:33,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:15:33,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:33,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:33,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:33,220 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:15:33,222 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:33,417 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 03:15:35,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:35,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 183 states and 211 transitions. [2023-11-19 03:15:35,956 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 211 transitions. [2023-11-19 03:15:35,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:15:35,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:35,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:35,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:36,000 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:15:36,002 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:36,184 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 03:15:37,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:37,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 187 states and 220 transitions. [2023-11-19 03:15:37,010 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 220 transitions. [2023-11-19 03:15:37,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:15:37,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:37,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:37,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:37,039 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:15:37,040 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:37,263 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 03:15:39,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:39,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 196 states and 237 transitions. [2023-11-19 03:15:39,941 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 237 transitions. [2023-11-19 03:15:39,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:15:39,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:39,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:39,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:39,968 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:15:39,970 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:40,242 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 03:15:40,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:40,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 199 states and 242 transitions. [2023-11-19 03:15:40,835 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 242 transitions. [2023-11-19 03:15:40,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:15:40,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:40,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:40,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:40,863 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:15:40,864 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:40,952 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 03:15:41,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:41,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 204 states and 251 transitions. [2023-11-19 03:15:41,785 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 251 transitions. [2023-11-19 03:15:41,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:15:41,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:41,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:41,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:41,812 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:15:41,813 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:42,006 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 03:15:42,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:42,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 205 states and 252 transitions. [2023-11-19 03:15:42,719 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 252 transitions. [2023-11-19 03:15:42,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:15:42,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:42,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:42,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:42,746 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:15:42,747 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:42,757 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 03:15:42,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:42,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 206 states and 253 transitions. [2023-11-19 03:15:42,781 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 253 transitions. [2023-11-19 03:15:42,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:15:42,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:42,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:42,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:42,810 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:15:42,811 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:42,863 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 03:15:43,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:43,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 207 states and 254 transitions. [2023-11-19 03:15:43,040 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 254 transitions. [2023-11-19 03:15:43,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:15:43,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:43,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:43,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:43,070 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:15:43,072 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:43,447 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 03:15:47,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:47,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 219 states and 275 transitions. [2023-11-19 03:15:47,765 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 275 transitions. [2023-11-19 03:15:47,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:15:47,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:47,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:47,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:47,800 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:15:47,804 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:48,176 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 03:15:53,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:53,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 232 states and 298 transitions. [2023-11-19 03:15:53,075 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 298 transitions. [2023-11-19 03:15:53,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:15:53,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:53,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:53,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:53,104 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:15:53,105 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:53,356 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 03:15:59,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:59,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 245 states and 323 transitions. [2023-11-19 03:15:59,097 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 323 transitions. [2023-11-19 03:15:59,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:15:59,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:59,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:59,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:59,126 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:15:59,127 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:59,363 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 03:16:04,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:04,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 259 states and 350 transitions. [2023-11-19 03:16:04,426 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 350 transitions. [2023-11-19 03:16:04,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:16:04,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:04,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:04,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:04,459 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:16:04,461 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:04,660 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 03:16:11,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:11,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 274 states and 379 transitions. [2023-11-19 03:16:11,713 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 379 transitions. [2023-11-19 03:16:11,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:16:11,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:11,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:11,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:11,742 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:16:11,743 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:11,770 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 03:16:14,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:14,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 284 states and 400 transitions. [2023-11-19 03:16:14,388 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 400 transitions. [2023-11-19 03:16:14,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:16:14,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:14,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:14,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:14,423 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:16:14,425 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:14,462 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 03:16:14,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:14,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 285 states and 401 transitions. [2023-11-19 03:16:14,493 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 401 transitions. [2023-11-19 03:16:14,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:16:14,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:14,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:14,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:14,520 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:16:14,521 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:14,551 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 03:16:14,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:14,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 286 states and 402 transitions. [2023-11-19 03:16:14,579 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 402 transitions. [2023-11-19 03:16:14,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:16:14,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:14,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:14,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:14,621 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:16:14,622 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:14,838 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 03:16:15,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:15,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 289 states and 406 transitions. [2023-11-19 03:16:15,903 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 406 transitions. [2023-11-19 03:16:15,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:16:15,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:15,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:15,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:15,967 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:16:15,968 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:16,072 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 03:16:19,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:19,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 301 states and 428 transitions. [2023-11-19 03:16:19,529 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 428 transitions. [2023-11-19 03:16:19,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:16:19,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:19,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:19,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:19,556 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:16:19,557 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:19,876 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 03:16:21,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:21,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 302 states and 429 transitions. [2023-11-19 03:16:21,095 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 429 transitions. [2023-11-19 03:16:21,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:16:21,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:21,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:21,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:21,130 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:16:21,131 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:21,237 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.