./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo1-u_valuebound2.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_ba00c355-e9b0-4f41-a39e-8c36771c92b1/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba00c355-e9b0-4f41-a39e-8c36771c92b1/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_ba00c355-e9b0-4f41-a39e-8c36771c92b1/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba00c355-e9b0-4f41-a39e-8c36771c92b1/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo1-u_valuebound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba00c355-e9b0-4f41-a39e-8c36771c92b1/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_ba00c355-e9b0-4f41-a39e-8c36771c92b1/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 83658644ab59c175befe18129a61686a7f8ef5283dc72c7f2a03865a8223d162 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:03:26,053 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:03:26,105 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba00c355-e9b0-4f41-a39e-8c36771c92b1/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-05 22:03:26,109 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:03:26,109 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:03:26,128 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:03:26,129 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:03:26,129 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:03:26,129 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:03:26,129 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:03:26,129 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:03:26,130 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:03:26,130 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:03:26,130 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:03:26,130 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:03:26,130 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:03:26,130 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:03:26,130 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:03:26,130 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:03:26,130 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 22:03:26,130 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 22:03:26,131 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:03:26,131 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:03:26,131 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:03:26,131 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:03:26,131 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:03:26,131 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:03:26,131 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:03:26,131 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:03:26,131 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:03:26,132 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:03:26,132 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:03:26,132 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:03:26,132 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:03:26,132 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:03:26,132 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_ba00c355-e9b0-4f41-a39e-8c36771c92b1/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 -> 83658644ab59c175befe18129a61686a7f8ef5283dc72c7f2a03865a8223d162 [2024-12-05 22:03:26,329 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:03:26,336 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:03:26,338 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:03:26,339 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:03:26,340 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:03:26,341 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba00c355-e9b0-4f41-a39e-8c36771c92b1/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/geo1-u_valuebound2.c [2024-12-05 22:03:28,939 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba00c355-e9b0-4f41-a39e-8c36771c92b1/bin/ukojak-verify-CZk0znPC7b/data/5f019c96e/a23f397b9a6845f49ce97b88f17c0246/FLAG145848712 [2024-12-05 22:03:29,147 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:03:29,148 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba00c355-e9b0-4f41-a39e-8c36771c92b1/sv-benchmarks/c/nla-digbench-scaling/geo1-u_valuebound2.c [2024-12-05 22:03:29,155 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba00c355-e9b0-4f41-a39e-8c36771c92b1/bin/ukojak-verify-CZk0znPC7b/data/5f019c96e/a23f397b9a6845f49ce97b88f17c0246/FLAG145848712 [2024-12-05 22:03:29,521 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba00c355-e9b0-4f41-a39e-8c36771c92b1/bin/ukojak-verify-CZk0znPC7b/data/5f019c96e/a23f397b9a6845f49ce97b88f17c0246 [2024-12-05 22:03:29,523 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:03:29,524 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:03:29,525 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:03:29,525 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:03:29,528 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:03:29,528 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:03:29" (1/1) ... [2024-12-05 22:03:29,529 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4004df63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:03:29, skipping insertion in model container [2024-12-05 22:03:29,529 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:03:29" (1/1) ... [2024-12-05 22:03:29,538 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:03:29,657 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:03:29,666 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:03:29,681 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:03:29,694 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:03:29,695 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:03:29 WrapperNode [2024-12-05 22:03:29,695 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:03:29,696 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:03:29,696 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:03:29,696 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:03:29,702 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:03:29" (1/1) ... [2024-12-05 22:03:29,708 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:03:29" (1/1) ... [2024-12-05 22:03:29,726 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 66 [2024-12-05 22:03:29,726 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:03:29,727 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:03:29,727 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:03:29,727 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:03:29,734 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:03:29" (1/1) ... [2024-12-05 22:03:29,734 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:03:29" (1/1) ... [2024-12-05 22:03:29,735 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:03:29" (1/1) ... [2024-12-05 22:03:29,736 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:03:29" (1/1) ... [2024-12-05 22:03:29,738 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:03:29" (1/1) ... [2024-12-05 22:03:29,739 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:03:29" (1/1) ... [2024-12-05 22:03:29,742 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:03:29" (1/1) ... [2024-12-05 22:03:29,743 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:03:29" (1/1) ... [2024-12-05 22:03:29,744 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:03:29" (1/1) ... [2024-12-05 22:03:29,745 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:03:29,746 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:03:29,746 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:03:29,746 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:03:29,747 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:03:29" (1/1) ... [2024-12-05 22:03:29,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:03:29,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba00c355-e9b0-4f41-a39e-8c36771c92b1/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:03:29,775 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba00c355-e9b0-4f41-a39e-8c36771c92b1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:03:29,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba00c355-e9b0-4f41-a39e-8c36771c92b1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:03:29,802 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:03:29,802 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 22:03:29,802 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 22:03:29,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 22:03:29,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:03:29,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:03:29,802 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 22:03:29,803 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 22:03:29,853 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:03:29,855 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:03:30,074 INFO L? ?]: Removed 52 outVars from TransFormulas that were not future-live. [2024-12-05 22:03:30,074 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:03:30,103 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:03:30,103 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 22:03:30,104 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:03:30 BoogieIcfgContainer [2024-12-05 22:03:30,104 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:03:30,104 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:03:30,104 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:03:30,111 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:03:30,112 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:03:30" (1/1) ... [2024-12-05 22:03:30,119 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:03:30,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:03:30,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 58 states and 61 transitions. [2024-12-05 22:03:30,168 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 61 transitions. [2024-12-05 22:03:30,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-05 22:03:30,172 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:03:30,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:03:30,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:03:30,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:30,285 INFO L256 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-05 22:03:30,287 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:03:30,320 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 22:03:30,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:03:30,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 59 states and 62 transitions. [2024-12-05 22:03:30,352 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 62 transitions. [2024-12-05 22:03:30,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-05 22:03:30,352 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:03:30,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:03:30,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:03:30,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:30,384 INFO L256 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-05 22:03:30,385 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:03:30,392 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 22:03:30,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:03:30,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 60 states and 63 transitions. [2024-12-05 22:03:30,407 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 63 transitions. [2024-12-05 22:03:30,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-05 22:03:30,407 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:03:30,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:03:30,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:03:30,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:30,440 INFO L256 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-05 22:03:30,441 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:03:30,450 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 22:03:30,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:03:30,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 61 states and 64 transitions. [2024-12-05 22:03:30,463 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 64 transitions. [2024-12-05 22:03:30,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-05 22:03:30,464 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:03:30,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:03:30,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:30,567 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 22:03:30,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:03:30,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 62 states and 65 transitions. [2024-12-05 22:03:30,582 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 65 transitions. [2024-12-05 22:03:30,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-05 22:03:30,583 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:03:30,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:03:30,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:03:30,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:30,619 INFO L256 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-05 22:03:30,620 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:03:30,680 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 22:03:30,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:03:30,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 67 states and 71 transitions. [2024-12-05 22:03:30,767 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 71 transitions. [2024-12-05 22:03:30,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-05 22:03:30,767 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:03:30,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:03:30,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:30,885 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 22:03:31,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:03:31,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 73 states and 80 transitions. [2024-12-05 22:03:31,102 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 80 transitions. [2024-12-05 22:03:31,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:03:31,102 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:03:31,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:03:31,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:31,156 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 22:03:31,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:03:31,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 74 states and 82 transitions. [2024-12-05 22:03:31,304 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 82 transitions. [2024-12-05 22:03:31,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-05 22:03:31,304 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:03:31,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:03:31,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:31,372 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 22:03:31,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:03:31,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 76 states and 85 transitions. [2024-12-05 22:03:31,457 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 85 transitions. [2024-12-05 22:03:31,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 22:03:31,458 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:03:31,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:03:31,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:03:31,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:31,499 INFO L256 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-05 22:03:31,500 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:03:31,529 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 22:03:31,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:03:31,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 79 states and 90 transitions. [2024-12-05 22:03:31,556 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 90 transitions. [2024-12-05 22:03:31,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 22:03:31,556 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:03:31,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:03:31,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:31,610 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 22:03:32,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:03:32,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 90 states and 108 transitions. [2024-12-05 22:03:32,179 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 108 transitions. [2024-12-05 22:03:32,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-05 22:03:32,180 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:03:32,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:03:32,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:03:32,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:32,210 INFO L256 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-05 22:03:32,211 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:03:32,234 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 22:03:32,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:03:32,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 91 states and 109 transitions. [2024-12-05 22:03:32,255 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 109 transitions. [2024-12-05 22:03:32,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-05 22:03:32,255 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:03:32,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:03:32,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:32,292 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 22:03:32,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:03:32,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 92 states and 110 transitions. [2024-12-05 22:03:32,312 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 110 transitions. [2024-12-05 22:03:32,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-05 22:03:32,313 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:03:32,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:03:32,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:32,431 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 22:03:32,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:03:32,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 93 states and 112 transitions. [2024-12-05 22:03:32,523 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 112 transitions. [2024-12-05 22:03:32,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-05 22:03:32,524 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:03:32,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:03:32,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:32,610 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 22:03:32,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:03:32,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 96 states and 116 transitions. [2024-12-05 22:03:32,897 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 116 transitions. [2024-12-05 22:03:32,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-05 22:03:32,898 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:03:32,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:03:32,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:03:32,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:32,923 INFO L256 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-05 22:03:32,925 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:03:33,023 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 22:03:33,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:03:33,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 98 states and 119 transitions. [2024-12-05 22:03:33,147 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 119 transitions. [2024-12-05 22:03:33,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-05 22:03:33,147 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:03:33,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:03:33,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:33,319 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 22:03:34,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:03:34,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 102 states and 124 transitions. [2024-12-05 22:03:34,029 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 124 transitions. [2024-12-05 22:03:34,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 22:03:34,029 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:03:34,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:03:34,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:03:34,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:34,057 INFO L256 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 22:03:34,058 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:03:34,200 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 22:03:35,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:03:35,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 112 states and 140 transitions. [2024-12-05 22:03:35,074 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 140 transitions. [2024-12-05 22:03:35,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 22:03:35,075 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:03:35,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:03:35,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:35,153 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 22:03:35,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:03:35,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 111 states and 139 transitions. [2024-12-05 22:03:35,202 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 139 transitions. [2024-12-05 22:03:35,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-05 22:03:35,202 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:03:35,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:03:35,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:35,339 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 22:03:36,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:03:36,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 125 states and 159 transitions. [2024-12-05 22:03:36,149 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 159 transitions. [2024-12-05 22:03:36,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-05 22:03:36,150 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:03:36,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:03:36,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:36,306 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 22:03:36,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:03:36,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 129 states and 160 transitions. [2024-12-05 22:03:36,917 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 160 transitions. [2024-12-05 22:03:36,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-05 22:03:36,917 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:03:36,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:03:36,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:03:36,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:36,942 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 22:03:36,943 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:03:37,025 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 22:03:37,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:03:37,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 143 states and 177 transitions. [2024-12-05 22:03:37,627 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 177 transitions. [2024-12-05 22:03:37,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-05 22:03:37,628 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:03:37,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:03:37,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:03:37,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:37,661 INFO L256 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-05 22:03:37,662 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:03:38,037 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-05 22:03:39,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:03:39,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 161 states and 206 transitions. [2024-12-05 22:03:39,021 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 206 transitions. [2024-12-05 22:03:39,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-05 22:03:39,022 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:03:39,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:03:39,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:03:39,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:39,044 INFO L256 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-05 22:03:39,045 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:03:39,126 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-05 22:03:39,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:03:39,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 164 states and 214 transitions. [2024-12-05 22:03:39,927 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 214 transitions. [2024-12-05 22:03:39,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-05 22:03:39,927 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:03:39,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:03:39,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:03:39,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:39,950 INFO L256 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-05 22:03:39,952 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:03:40,158 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-05 22:03:41,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:03:41,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 168 states and 222 transitions. [2024-12-05 22:03:41,405 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 222 transitions. [2024-12-05 22:03:41,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-05 22:03:41,406 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:03:41,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:03:41,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:03:41,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:41,430 INFO L256 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-05 22:03:41,432 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:03:41,519 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-05 22:03:42,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:03:42,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 170 states and 225 transitions. [2024-12-05 22:03:42,072 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 225 transitions. [2024-12-05 22:03:42,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-12-05 22:03:42,072 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:03:42,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:03:42,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:42,444 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-05 22:03:43,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:03:43,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 171 states and 227 transitions. [2024-12-05 22:03:43,633 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 227 transitions. [2024-12-05 22:03:43,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-05 22:03:43,634 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:03:43,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:03:43,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:03:43,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:43,661 INFO L256 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:03:43,662 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:03:43,952 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-05 22:03:47,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:03:47,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 177 states and 236 transitions. [2024-12-05 22:03:47,145 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 236 transitions. [2024-12-05 22:03:47,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-05 22:03:47,145 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:03:47,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:03:47,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:03:47,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:47,171 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:03:47,180 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:03:47,274 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-05 22:03:47,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:03:47,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 178 states and 237 transitions. [2024-12-05 22:03:47,592 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 237 transitions. [2024-12-05 22:03:47,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-05 22:03:47,593 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:03:47,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:03:47,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:03:47,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:47,618 INFO L256 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-05 22:03:47,619 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:03:48,023 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-05 22:03:49,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:03:49,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 180 states and 241 transitions. [2024-12-05 22:03:49,742 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 241 transitions. [2024-12-05 22:03:49,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-05 22:03:49,742 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:03:49,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:03:49,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:49,865 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 22:03:51,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:03:51,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 197 states and 272 transitions. [2024-12-05 22:03:51,776 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 272 transitions. [2024-12-05 22:03:51,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-05 22:03:51,776 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:03:51,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:03:51,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:03:51,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:51,804 INFO L256 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-05 22:03:51,805 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:03:51,843 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 22:03:51,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:03:51,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 200 states and 281 transitions. [2024-12-05 22:03:51,928 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 281 transitions. [2024-12-05 22:03:51,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-05 22:03:51,929 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:03:51,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:03:51,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:51,974 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 22:03:54,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:03:54,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 210 states and 296 transitions. [2024-12-05 22:03:54,008 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 296 transitions. [2024-12-05 22:03:54,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-05 22:03:54,008 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:03:54,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:03:54,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:54,112 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 22:03:56,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:03:56,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 228 states and 333 transitions. [2024-12-05 22:03:56,437 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 333 transitions. [2024-12-05 22:03:56,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-05 22:03:56,438 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:03:56,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:03:56,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:03:56,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:56,464 INFO L256 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-05 22:03:56,466 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:03:56,679 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-05 22:04:07,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:04:07,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 238 states and 352 transitions. [2024-12-05 22:04:07,449 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 352 transitions. [2024-12-05 22:04:07,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-05 22:04:07,449 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:04:07,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:04:07,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:04:07,479 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 22:04:09,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:04:09,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 248 states and 366 transitions. [2024-12-05 22:04:09,627 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 366 transitions. [2024-12-05 22:04:09,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-12-05 22:04:09,628 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:04:09,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:04:09,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:04:09,656 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 22:04:10,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:04:10,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 250 states and 369 transitions. [2024-12-05 22:04:10,551 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 369 transitions. [2024-12-05 22:04:10,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-05 22:04:10,551 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:04:10,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:04:10,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:04:10,596 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-05 22:04:12,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:04:12,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 252 states and 373 transitions. [2024-12-05 22:04:12,592 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 373 transitions. [2024-12-05 22:04:12,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-05 22:04:12,593 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:04:12,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:04:12,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:04:12,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:04:12,624 INFO L256 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-05 22:04:12,625 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:04:54,466 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 22:10:12,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:10:12,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 265 states and 396 transitions. [2024-12-05 22:10:12,261 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 396 transitions. [2024-12-05 22:10:12,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-05 22:10:12,261 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:10:12,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:10:12,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:10:12,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:10:12,302 INFO L256 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-05 22:10:12,303 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:10:13,637 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 22:10:32,248 WARN L286 SmtUtils]: Spent 18.47s on a formula simplification. DAG size of input: 34 DAG size of output: 25 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 22:13:02,154 WARN L286 SmtUtils]: Spent 1.64m on a formula simplification. DAG size of input: 36 DAG size of output: 32 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 22:15:02,665 WARN L286 SmtUtils]: Spent 51.96s on a formula simplification that was a NOOP. DAG size: 33 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)