./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench/geo2-ll.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9b35eee-3c2e-458d-ae05-42b78873a9eb/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9b35eee-3c2e-458d-ae05-42b78873a9eb/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_b9b35eee-3c2e-458d-ae05-42b78873a9eb/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9b35eee-3c2e-458d-ae05-42b78873a9eb/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench/geo2-ll.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9b35eee-3c2e-458d-ae05-42b78873a9eb/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9b35eee-3c2e-458d-ae05-42b78873a9eb/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2a98a4f6d4468ae083fd187468f200dfe4bbfca67ec0169dca0f5ba03f377742 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:17:02,192 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:17:02,246 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9b35eee-3c2e-458d-ae05-42b78873a9eb/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 00:17:02,250 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:17:02,250 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:17:02,269 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:17:02,270 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:17:02,270 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:17:02,270 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:17:02,270 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:17:02,270 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:17:02,271 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:17:02,271 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:17:02,271 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:17:02,271 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:17:02,271 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:17:02,271 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:17:02,271 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:17:02,271 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:17:02,271 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:17:02,271 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:17:02,271 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:17:02,271 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:17:02,272 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:17:02,272 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:17:02,272 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:17:02,272 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:17:02,272 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:17:02,272 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:17:02,272 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:17:02,272 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:17:02,272 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:17:02,272 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:17:02,272 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_b9b35eee-3c2e-458d-ae05-42b78873a9eb/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 ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2a98a4f6d4468ae083fd187468f200dfe4bbfca67ec0169dca0f5ba03f377742 [2024-12-06 00:17:02,487 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:17:02,494 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:17:02,495 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:17:02,497 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:17:02,497 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:17:02,498 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9b35eee-3c2e-458d-ae05-42b78873a9eb/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench/geo2-ll.c [2024-12-06 00:17:05,108 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9b35eee-3c2e-458d-ae05-42b78873a9eb/bin/ukojak-verify-CZk0znPC7b/data/d80e5d496/d215f8be15484a8db931dd5e46c87375/FLAG7a2344ba4 [2024-12-06 00:17:05,317 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:17:05,317 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9b35eee-3c2e-458d-ae05-42b78873a9eb/sv-benchmarks/c/nla-digbench/geo2-ll.c [2024-12-06 00:17:05,323 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9b35eee-3c2e-458d-ae05-42b78873a9eb/bin/ukojak-verify-CZk0znPC7b/data/d80e5d496/d215f8be15484a8db931dd5e46c87375/FLAG7a2344ba4 [2024-12-06 00:17:05,692 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9b35eee-3c2e-458d-ae05-42b78873a9eb/bin/ukojak-verify-CZk0znPC7b/data/d80e5d496/d215f8be15484a8db931dd5e46c87375 [2024-12-06 00:17:05,694 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:17:05,695 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:17:05,696 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:17:05,697 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:17:05,700 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:17:05,700 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:17:05" (1/1) ... [2024-12-06 00:17:05,701 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a2e8550 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:17:05, skipping insertion in model container [2024-12-06 00:17:05,701 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:17:05" (1/1) ... [2024-12-06 00:17:05,710 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:17:05,809 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9b35eee-3c2e-458d-ae05-42b78873a9eb/sv-benchmarks/c/nla-digbench/geo2-ll.c[525,538] [2024-12-06 00:17:05,821 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:17:05,828 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:17:05,835 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9b35eee-3c2e-458d-ae05-42b78873a9eb/sv-benchmarks/c/nla-digbench/geo2-ll.c[525,538] [2024-12-06 00:17:05,839 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:17:05,849 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:17:05,849 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:17:05 WrapperNode [2024-12-06 00:17:05,849 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:17:05,850 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:17:05,850 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:17:05,850 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:17:05,855 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:17:05" (1/1) ... [2024-12-06 00:17:05,860 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:17:05" (1/1) ... [2024-12-06 00:17:05,871 INFO L138 Inliner]: procedures = 14, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 37 [2024-12-06 00:17:05,871 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:17:05,872 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:17:05,872 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:17:05,872 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:17:05,876 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:17:05" (1/1) ... [2024-12-06 00:17:05,876 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:17:05" (1/1) ... [2024-12-06 00:17:05,877 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:17:05" (1/1) ... [2024-12-06 00:17:05,877 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:17:05" (1/1) ... [2024-12-06 00:17:05,879 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:17:05" (1/1) ... [2024-12-06 00:17:05,880 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:17:05" (1/1) ... [2024-12-06 00:17:05,883 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:17:05" (1/1) ... [2024-12-06 00:17:05,884 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:17:05" (1/1) ... [2024-12-06 00:17:05,884 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:17:05" (1/1) ... [2024-12-06 00:17:05,886 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:17:05,887 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:17:05,887 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:17:05,887 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:17:05,888 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:17:05" (1/1) ... [2024-12-06 00:17:05,892 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:17:05,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9b35eee-3c2e-458d-ae05-42b78873a9eb/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:17:05,910 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9b35eee-3c2e-458d-ae05-42b78873a9eb/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:17:05,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9b35eee-3c2e-458d-ae05-42b78873a9eb/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:17:05,933 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:17:05,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 00:17:05,933 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:17:05,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:17:05,933 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 00:17:05,933 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 00:17:05,976 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:17:05,978 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:17:06,069 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-12-06 00:17:06,069 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:17:06,086 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:17:06,086 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 00:17:06,086 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:17:06 BoogieIcfgContainer [2024-12-06 00:17:06,087 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:17:06,087 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:17:06,087 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:17:06,094 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:17:06,094 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:17:06" (1/1) ... [2024-12-06 00:17:06,101 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:17:06,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:17:06,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2024-12-06 00:17:06,140 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2024-12-06 00:17:06,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 00:17:06,145 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:17:06,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:17:06,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:17:06,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:17:06,251 INFO L256 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 00:17:06,255 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:17:06,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:17:06,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:17:06,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 15 states and 20 transitions. [2024-12-06 00:17:06,438 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 20 transitions. [2024-12-06 00:17:06,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 00:17:06,439 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:17:06,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:17:06,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:17:06,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:17:06,503 INFO L256 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-12-06 00:17:06,504 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:17:06,583 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:17:06,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:17:06,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 17 states and 25 transitions. [2024-12-06 00:17:06,821 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 25 transitions. [2024-12-06 00:17:06,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 00:17:06,822 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:17:06,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:17:06,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:17:07,110 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:17:07,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:17:07,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 18 states and 25 transitions. [2024-12-06 00:17:07,622 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 25 transitions. [2024-12-06 00:17:07,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 00:17:07,623 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:17:07,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:17:07,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:17:07,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:17:07,763 INFO L256 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 00:17:07,765 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:17:07,853 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 00:17:08,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:17:08,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 20 states and 31 transitions. [2024-12-06 00:17:08,928 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 31 transitions. [2024-12-06 00:17:08,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 00:17:08,929 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:17:08,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:17:08,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:17:09,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:17:09,034 INFO L256 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-12-06 00:17:09,036 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:17:09,170 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 8 proven. 13 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 00:17:10,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:17:10,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 22 states and 35 transitions. [2024-12-06 00:17:10,378 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 35 transitions. [2024-12-06 00:17:10,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 00:17:10,378 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:17:10,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:17:10,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:17:10,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:17:10,509 INFO L256 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-12-06 00:17:10,512 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:17:10,713 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 14 proven. 19 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-06 00:17:15,403 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.66s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 00:17:15,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:17:15,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 24 states and 39 transitions. [2024-12-06 00:17:15,408 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 39 transitions. [2024-12-06 00:17:15,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-06 00:17:15,408 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:17:15,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:17:15,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:17:15,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:17:15,601 INFO L256 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-12-06 00:17:15,604 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:17:16,125 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 14 proven. 39 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-12-06 00:17:29,467 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.80s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 00:17:29,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:17:29,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 26 states and 43 transitions. [2024-12-06 00:17:29,563 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 43 transitions. [2024-12-06 00:17:29,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-12-06 00:17:29,564 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:17:29,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:17:29,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:17:29,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:17:29,741 INFO L256 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-06 00:17:29,743 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:17:30,075 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 20 proven. 43 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-06 00:17:52,139 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 00:17:59,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:17:59,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 28 states and 48 transitions. [2024-12-06 00:17:59,066 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 48 transitions. [2024-12-06 00:17:59,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-06 00:17:59,067 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:17:59,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:17:59,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:17:59,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:17:59,297 INFO L256 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 50 conjuncts are in the unsatisfiable core [2024-12-06 00:17:59,299 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:17:59,575 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 47 proven. 52 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-12-06 00:18:02,748 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 00:18:33,785 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 00:18:37,616 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.67s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 00:18:37,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:18:37,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 30 states and 52 transitions. [2024-12-06 00:18:37,621 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 52 transitions. [2024-12-06 00:18:37,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 00:18:37,622 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:18:37,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:18:37,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:18:37,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:18:37,861 INFO L256 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 44 conjuncts are in the unsatisfiable core [2024-12-06 00:18:37,864 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:18:38,431 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 18 proven. 83 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2024-12-06 00:19:19,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:19:19,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 32 states and 56 transitions. [2024-12-06 00:19:19,136 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 56 transitions. [2024-12-06 00:19:19,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-06 00:19:19,137 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:19:19,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:19:19,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:19:19,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:19:19,565 INFO L256 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 86 conjuncts are in the unsatisfiable core [2024-12-06 00:19:19,569 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:19:20,755 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 34 proven. 89 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked.