./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9be0d8fa-d109-4fa3-9db6-fc190a5dbf62/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9be0d8fa-d109-4fa3-9db6-fc190a5dbf62/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9be0d8fa-d109-4fa3-9db6-fc190a5dbf62/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9be0d8fa-d109-4fa3-9db6-fc190a5dbf62/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9be0d8fa-d109-4fa3-9db6-fc190a5dbf62/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9be0d8fa-d109-4fa3-9db6-fc190a5dbf62/bin/ukojak-verify-CZk0znPC7b --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 74e9855722264d342377b8ab219a69c32c582cc628f82167488f3dea5640534c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:41:07,353 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:41:07,409 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9be0d8fa-d109-4fa3-9db6-fc190a5dbf62/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-05 21:41:07,413 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:41:07,413 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:41:07,432 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:41:07,433 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:41:07,433 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:41:07,434 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:41:07,434 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:41:07,434 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:41:07,434 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:41:07,434 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:41:07,434 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:41:07,434 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:41:07,434 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:41:07,434 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:41:07,434 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:41:07,434 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:41:07,435 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 21:41:07,435 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 21:41:07,435 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:41:07,435 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:41:07,435 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:41:07,435 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:41:07,435 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:41:07,435 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:41:07,435 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:41:07,435 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:41:07,435 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:41:07,435 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:41:07,436 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:41:07,436 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:41:07,436 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:41:07,436 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:41:07,436 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_9be0d8fa-d109-4fa3-9db6-fc190a5dbf62/bin/ukojak-verify-CZk0znPC7b 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 -> 74e9855722264d342377b8ab219a69c32c582cc628f82167488f3dea5640534c [2024-12-05 21:41:07,673 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:41:07,681 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:41:07,683 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:41:07,684 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:41:07,685 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:41:07,686 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9be0d8fa-d109-4fa3-9db6-fc190a5dbf62/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound5.c [2024-12-05 21:41:10,336 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9be0d8fa-d109-4fa3-9db6-fc190a5dbf62/bin/ukojak-verify-CZk0znPC7b/data/030c1e7b5/2e9014210b21410a85f1be99abe37acb/FLAG495801b63 [2024-12-05 21:41:10,538 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:41:10,539 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9be0d8fa-d109-4fa3-9db6-fc190a5dbf62/sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound5.c [2024-12-05 21:41:10,546 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9be0d8fa-d109-4fa3-9db6-fc190a5dbf62/bin/ukojak-verify-CZk0znPC7b/data/030c1e7b5/2e9014210b21410a85f1be99abe37acb/FLAG495801b63 [2024-12-05 21:41:10,565 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9be0d8fa-d109-4fa3-9db6-fc190a5dbf62/bin/ukojak-verify-CZk0znPC7b/data/030c1e7b5/2e9014210b21410a85f1be99abe37acb [2024-12-05 21:41:10,567 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:41:10,568 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:41:10,570 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:41:10,570 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:41:10,574 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:41:10,575 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:41:10" (1/1) ... [2024-12-05 21:41:10,576 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c1ea86b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:10, skipping insertion in model container [2024-12-05 21:41:10,576 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:41:10" (1/1) ... [2024-12-05 21:41:10,589 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:41:10,739 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:41:10,747 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:41:10,768 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:41:10,778 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:41:10,778 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:10 WrapperNode [2024-12-05 21:41:10,778 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:41:10,779 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:41:10,779 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:41:10,779 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:41:10,786 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:10" (1/1) ... [2024-12-05 21:41:10,791 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:10" (1/1) ... [2024-12-05 21:41:10,808 INFO L138 Inliner]: procedures = 14, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 158 [2024-12-05 21:41:10,808 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:41:10,809 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:41:10,809 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:41:10,809 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:41:10,814 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:10" (1/1) ... [2024-12-05 21:41:10,814 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:10" (1/1) ... [2024-12-05 21:41:10,815 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:10" (1/1) ... [2024-12-05 21:41:10,816 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:10" (1/1) ... [2024-12-05 21:41:10,818 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:10" (1/1) ... [2024-12-05 21:41:10,819 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:10" (1/1) ... [2024-12-05 21:41:10,822 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:10" (1/1) ... [2024-12-05 21:41:10,823 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:10" (1/1) ... [2024-12-05 21:41:10,824 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:10" (1/1) ... [2024-12-05 21:41:10,825 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:41:10,825 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:41:10,826 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:41:10,826 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:41:10,826 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:10" (1/1) ... [2024-12-05 21:41:10,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:41:10,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9be0d8fa-d109-4fa3-9db6-fc190a5dbf62/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:41:10,853 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9be0d8fa-d109-4fa3-9db6-fc190a5dbf62/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:41:10,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9be0d8fa-d109-4fa3-9db6-fc190a5dbf62/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:41:10,878 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:41:10,878 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 21:41:10,878 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 21:41:10,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 21:41:10,878 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:41:10,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:41:10,878 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 21:41:10,878 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 21:41:10,924 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:41:10,925 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:41:11,394 INFO L? ?]: Removed 200 outVars from TransFormulas that were not future-live. [2024-12-05 21:41:11,394 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:41:11,428 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:41:11,428 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 21:41:11,428 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:41:11 BoogieIcfgContainer [2024-12-05 21:41:11,429 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:41:11,429 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:41:11,429 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:41:11,439 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:41:11,439 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:41:11" (1/1) ... [2024-12-05 21:41:11,446 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:41:11,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:11,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 161 states and 174 transitions. [2024-12-05 21:41:11,492 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 174 transitions. [2024-12-05 21:41:11,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-05 21:41:11,495 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:11,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:41:11,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:41:11,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:11,598 INFO L256 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-05 21:41:11,601 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:11,706 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-05 21:41:11,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:11,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 160 states and 173 transitions. [2024-12-05 21:41:11,826 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 173 transitions. [2024-12-05 21:41:11,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-05 21:41:11,826 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:11,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:41:11,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:41:11,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:11,876 INFO L256 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-05 21:41:11,877 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:11,946 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-05 21:41:12,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:12,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 159 states and 172 transitions. [2024-12-05 21:41:12,184 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 172 transitions. [2024-12-05 21:41:12,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-05 21:41:12,184 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:12,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:41:12,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:12,222 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-05 21:41:12,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:12,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 158 states and 171 transitions. [2024-12-05 21:41:12,231 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 171 transitions. [2024-12-05 21:41:12,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-05 21:41:12,231 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:12,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:41:12,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:41:12,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:12,262 INFO L256 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:41:12,263 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:12,312 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-05 21:41:12,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:12,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 157 states and 170 transitions. [2024-12-05 21:41:12,355 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 170 transitions. [2024-12-05 21:41:12,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-05 21:41:12,355 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:12,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:41:12,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:12,480 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-05 21:41:13,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:13,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 159 states and 172 transitions. [2024-12-05 21:41:13,065 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 172 transitions. [2024-12-05 21:41:13,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-05 21:41:13,066 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:13,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:41:13,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:13,126 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-05 21:41:13,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:13,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 160 states and 173 transitions. [2024-12-05 21:41:13,143 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 173 transitions. [2024-12-05 21:41:13,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-05 21:41:13,143 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:13,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:41:13,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:13,201 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-05 21:41:13,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:13,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 161 states and 174 transitions. [2024-12-05 21:41:13,217 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 174 transitions. [2024-12-05 21:41:13,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-05 21:41:13,217 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:13,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:41:13,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:13,325 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-12-05 21:41:13,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:13,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 166 states and 181 transitions. [2024-12-05 21:41:13,964 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 181 transitions. [2024-12-05 21:41:13,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-05 21:41:13,965 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:13,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:41:13,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:14,108 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-05 21:41:14,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:14,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 169 states and 186 transitions. [2024-12-05 21:41:14,453 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 186 transitions. [2024-12-05 21:41:14,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:41:14,454 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:14,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:41:14,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:14,609 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-05 21:41:15,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:15,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 173 states and 193 transitions. [2024-12-05 21:41:15,079 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 193 transitions. [2024-12-05 21:41:15,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-05 21:41:15,079 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:15,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:41:15,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:41:15,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:15,117 INFO L256 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-05 21:41:15,118 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:15,152 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-05 21:41:15,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:15,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 178 states and 202 transitions. [2024-12-05 21:41:15,559 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 202 transitions. [2024-12-05 21:41:15,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-05 21:41:15,560 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:15,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:41:15,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:41:15,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:15,588 INFO L256 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-05 21:41:15,588 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:15,601 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-05 21:41:15,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:15,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 179 states and 203 transitions. [2024-12-05 21:41:15,616 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 203 transitions. [2024-12-05 21:41:15,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-05 21:41:15,617 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:15,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:41:15,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:15,665 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-05 21:41:15,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:15,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 180 states and 204 transitions. [2024-12-05 21:41:15,743 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 204 transitions. [2024-12-05 21:41:15,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-05 21:41:15,744 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:15,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:41:15,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:15,960 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-12-05 21:41:18,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:18,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 192 states and 224 transitions. [2024-12-05 21:41:18,116 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 224 transitions. [2024-12-05 21:41:18,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-05 21:41:18,116 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:18,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:41:18,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:41:18,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:18,144 INFO L256 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-05 21:41:18,146 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:18,352 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-05 21:41:20,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:20,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 205 states and 244 transitions. [2024-12-05 21:41:20,836 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 244 transitions. [2024-12-05 21:41:20,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-05 21:41:20,836 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:20,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:41:20,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:41:20,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:20,866 INFO L256 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-05 21:41:20,867 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:20,951 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-05 21:41:23,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:23,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 220 states and 269 transitions. [2024-12-05 21:41:23,969 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 269 transitions. [2024-12-05 21:41:23,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-05 21:41:23,969 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:23,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:41:23,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:41:23,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:23,996 INFO L256 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-05 21:41:23,997 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:24,017 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-05 21:41:24,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:24,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 221 states and 270 transitions. [2024-12-05 21:41:24,037 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 270 transitions. [2024-12-05 21:41:24,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-05 21:41:24,037 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:24,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:41:24,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:41:24,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:24,072 INFO L256 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-05 21:41:24,073 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:24,284 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-05 21:41:28,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:28,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 238 states and 298 transitions. [2024-12-05 21:41:28,545 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 298 transitions. [2024-12-05 21:41:28,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-05 21:41:28,546 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:28,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:41:28,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:41:28,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:28,574 INFO L256 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-05 21:41:28,575 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:28,748 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-05 21:41:32,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:32,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 256 states and 328 transitions. [2024-12-05 21:41:32,718 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 328 transitions. [2024-12-05 21:41:32,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-05 21:41:32,718 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:32,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:41:32,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:41:32,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:32,748 INFO L256 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-05 21:41:32,749 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:32,920 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-05 21:41:33,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:33,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 259 states and 333 transitions. [2024-12-05 21:41:33,544 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 333 transitions. [2024-12-05 21:41:33,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-05 21:41:33,544 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:33,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:41:33,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:41:33,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:33,571 INFO L256 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-05 21:41:33,572 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:33,845 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-05 21:41:35,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:35,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 260 states and 334 transitions. [2024-12-05 21:41:35,019 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 334 transitions. [2024-12-05 21:41:35,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-12-05 21:41:35,019 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:35,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:41:35,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:41:35,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:35,056 INFO L256 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-05 21:41:35,058 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:35,172 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-12-05 21:41:41,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:41,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 282 states and 370 transitions. [2024-12-05 21:41:41,651 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 370 transitions. [2024-12-05 21:41:41,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-05 21:41:41,651 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:41,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:41:41,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:41:41,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:41,685 INFO L256 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-05 21:41:41,687 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:41,728 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-12-05 21:41:41,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:41,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 283 states and 371 transitions. [2024-12-05 21:41:41,757 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 371 transitions. [2024-12-05 21:41:41,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-05 21:41:41,757 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:41,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:41:41,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:41:41,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:41,795 INFO L256 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-05 21:41:41,796 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:42,131 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-12-05 21:41:51,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:51,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 307 states and 410 transitions. [2024-12-05 21:41:51,154 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 410 transitions. [2024-12-05 21:41:51,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-05 21:41:51,155 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:51,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:41:51,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:41:51,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:51,186 INFO L256 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-05 21:41:51,187 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:51,442 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-12-05 21:41:59,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:59,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 332 states and 451 transitions. [2024-12-05 21:41:59,766 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 451 transitions. [2024-12-05 21:41:59,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-05 21:41:59,766 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:59,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:41:59,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:41:59,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:59,798 INFO L256 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-05 21:41:59,799 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:42:00,033 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-12-05 21:42:00,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:00,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 335 states and 456 transitions. [2024-12-05 21:42:00,987 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 456 transitions. [2024-12-05 21:42:00,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-05 21:42:00,987 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:00,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:42:00,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:42:01,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:01,018 INFO L256 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-05 21:42:01,019 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:42:01,624 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-12-05 21:42:03,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:03,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 336 states and 457 transitions. [2024-12-05 21:42:03,367 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 457 transitions. [2024-12-05 21:42:03,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-05 21:42:03,368 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:03,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:42:03,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:42:03,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:03,408 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-05 21:42:03,409 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:42:03,452 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-12-05 21:42:03,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:03,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 338 states and 460 transitions. [2024-12-05 21:42:03,482 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 460 transitions. [2024-12-05 21:42:03,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-12-05 21:42:03,483 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:03,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:42:03,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:42:03,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:03,516 INFO L256 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-05 21:42:03,517 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:42:03,565 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-12-05 21:42:03,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:03,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 339 states and 461 transitions. [2024-12-05 21:42:03,592 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 461 transitions. [2024-12-05 21:42:03,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-05 21:42:03,592 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:03,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:42:03,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:42:03,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:03,629 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:42:03,630 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:42:04,201 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-12-05 21:42:20,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:20,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 370 states and 510 transitions. [2024-12-05 21:42:20,249 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 510 transitions. [2024-12-05 21:42:20,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-12-05 21:42:20,249 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:20,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:42:20,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:42:20,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:20,278 INFO L256 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:42:20,278 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:44:10,790 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-12-05 21:46:11,187 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse1 (= |c_ULTIMATE.start_main_~s~0#1| 1))) (and (not (and (exists ((|ULTIMATE.start_main_~y~0#1| Int)) (let ((.cse0 (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|))) (and (<= |c_ULTIMATE.start_main_~yy~0#1| .cse0) (<= .cse0 9223372036854775807)))) .cse1)) (<= |c_ULTIMATE.start_main_~x~0#1| 2147483647) (exists ((|ULTIMATE.start_main_~y~0#1| Int)) (<= (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|) |c_ULTIMATE.start_main_~yy~0#1|)) (<= 0 (+ |c_ULTIMATE.start_main_~x~0#1| 2147483648)) (= |c_ULTIMATE.start_main_~p~0#1| 1) .cse1 (<= |c_ULTIMATE.start_main_~a~0#1| 2147483647) (<= 1 |c_ULTIMATE.start_main_~b~0#1|) (= 0 |c_ULTIMATE.start_main_~q~0#1|) (= |c_ULTIMATE.start_main_~r~0#1| 0) (<= 0 (+ |c_ULTIMATE.start_main_~y~0#1| 2147483648)) (= c_~counter~0 0) (<= 1 |c_ULTIMATE.start_main_~a~0#1|) (<= |c_ULTIMATE.start_main_~y~0#1| 2147483647))) is different from false [2024-12-05 21:46:12,914 WARN L873 $PredicateComparison]: unable to prove that (not (let ((.cse1 (= |c_ULTIMATE.start_main_~s~0#1| 1))) (and (not (and (exists ((|ULTIMATE.start_main_~y~0#1| Int)) (let ((.cse0 (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|))) (and (<= |c_ULTIMATE.start_main_~yy~0#1| .cse0) (<= .cse0 9223372036854775807)))) .cse1)) (<= |c_ULTIMATE.start_main_~x~0#1| 2147483647) (exists ((|ULTIMATE.start_main_~y~0#1| Int)) (<= (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|) |c_ULTIMATE.start_main_~yy~0#1|)) (<= 0 (+ |c_ULTIMATE.start_main_~x~0#1| 2147483648)) (= |c_ULTIMATE.start_main_~p~0#1| 1) .cse1 (<= |c_ULTIMATE.start_main_~a~0#1| 2147483647) (<= 1 |c_ULTIMATE.start_main_~b~0#1|) (= 0 |c_ULTIMATE.start_main_~q~0#1|) (= |c_ULTIMATE.start_main_~r~0#1| 0) (<= 0 (+ |c_ULTIMATE.start_main_~y~0#1| 2147483648)) (= c_~counter~0 0) (<= 1 |c_ULTIMATE.start_main_~a~0#1|) (<= |c_ULTIMATE.start_main_~y~0#1| 2147483647)))) is different from true [2024-12-05 21:50:32,824 WARN L286 SmtUtils]: Spent 1.67m on a formula simplification. DAG size of input: 39 DAG size of output: 36 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 21:50:42,945 WARN L873 $PredicateComparison]: unable to prove that (not (and (= |c_ULTIMATE.start_main_#t~post6#1| 0) (<= |c_ULTIMATE.start_main_~x~0#1| 2147483647) (<= 0 (+ |c_ULTIMATE.start_main_~x~0#1| 2147483648)) (= |c_ULTIMATE.start_main_~p~0#1| 1) (= |c_ULTIMATE.start_main_~s~0#1| 1) (<= |c_ULTIMATE.start_main_~a~0#1| 2147483647) (not (exists ((|ULTIMATE.start_main_~y~0#1| Int)) (let ((.cse0 (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|))) (and (<= |c_ULTIMATE.start_main_~yy~0#1| .cse0) (<= .cse0 9223372036854775807))))) (<= 1 |c_ULTIMATE.start_main_~b~0#1|) (= 0 |c_ULTIMATE.start_main_~q~0#1|) (= |c_ULTIMATE.start_main_~r~0#1| 0) (<= 0 (+ |c_ULTIMATE.start_main_~y~0#1| 2147483648)) (<= 1 |c_ULTIMATE.start_main_~a~0#1|) (<= |c_ULTIMATE.start_main_~y~0#1| 2147483647))) is different from true [2024-12-05 21:50:45,370 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.42s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-05 21:54:55,243 WARN L286 SmtUtils]: Spent 1.74m on a formula simplification. DAG size of input: 42 DAG size of output: 39 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 21:54:58,826 WARN L873 $PredicateComparison]: unable to prove that (not (and (= |c_ULTIMATE.start_main_#t~post6#1| 0) (<= |c_ULTIMATE.start_main_~x~0#1| 2147483647) (<= c_~counter~0 1) (<= 0 (+ |c_ULTIMATE.start_main_~x~0#1| 2147483648)) (= |c_ULTIMATE.start_main_~p~0#1| 1) (= |c_ULTIMATE.start_main_~s~0#1| 1) (<= |c_ULTIMATE.start_main_~a~0#1| 2147483647) (not (exists ((|ULTIMATE.start_main_~y~0#1| Int)) (let ((.cse0 (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|))) (and (<= |c_ULTIMATE.start_main_~yy~0#1| .cse0) (<= .cse0 9223372036854775807))))) (<= 1 |c_ULTIMATE.start_main_~b~0#1|) (= 0 |c_ULTIMATE.start_main_~q~0#1|) (= |c_ULTIMATE.start_main_~r~0#1| 0) (<= 1 c_~counter~0) (<= 0 (+ |c_ULTIMATE.start_main_~y~0#1| 2147483648)) (<= 1 |c_ULTIMATE.start_main_~a~0#1|) (<= |c_ULTIMATE.start_main_~y~0#1| 2147483647))) is different from true [2024-12-05 21:55:05,011 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0]