./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll2_unwindbound10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93275c4-da77-4203-9f06-3c02e08e2d62/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93275c4-da77-4203-9f06-3c02e08e2d62/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93275c4-da77-4203-9f06-3c02e08e2d62/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93275c4-da77-4203-9f06-3c02e08e2d62/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll2_unwindbound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93275c4-da77-4203-9f06-3c02e08e2d62/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93275c4-da77-4203-9f06-3c02e08e2d62/bin/ukojak-verify-EEHR8qb7sm --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 b401bdc3dc8602ce89fd6154d5bf5d175e6ca9a4768bf94d86273beff32d278f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:19:36,392 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:19:36,484 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93275c4-da77-4203-9f06-3c02e08e2d62/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-13 20:19:36,493 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:19:36,494 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:19:36,534 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:19:36,535 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:19:36,535 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:19:36,536 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:19:36,536 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:19:36,536 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:19:36,537 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:19:36,537 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:19:36,537 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:19:36,538 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:19:36,538 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:19:36,538 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:19:36,538 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:19:36,539 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:19:36,539 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:19:36,540 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:19:36,540 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:19:36,540 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:19:36,540 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:19:36,540 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:19:36,540 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:19:36,540 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:19:36,541 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:19:36,541 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:19:36,541 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:19:36,541 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:19:36,541 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:19:36,541 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:19:36,541 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:19:36,542 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:19:36,542 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_a93275c4-da77-4203-9f06-3c02e08e2d62/bin/ukojak-verify-EEHR8qb7sm 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 -> b401bdc3dc8602ce89fd6154d5bf5d175e6ca9a4768bf94d86273beff32d278f [2024-11-13 20:19:36,858 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:19:36,866 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:19:36,869 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:19:36,870 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:19:36,871 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:19:36,873 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93275c4-da77-4203-9f06-3c02e08e2d62/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll2_unwindbound10.c Unable to find full path for "g++" [2024-11-13 20:19:38,772 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:19:39,068 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:19:39,068 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93275c4-da77-4203-9f06-3c02e08e2d62/sv-benchmarks/c/nla-digbench-scaling/geo2-ll2_unwindbound10.c [2024-11-13 20:19:39,076 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93275c4-da77-4203-9f06-3c02e08e2d62/bin/ukojak-verify-EEHR8qb7sm/data/114b59115/daae3204a7e1459eb60a6bb1d2aa6081/FLAG1df565c71 [2024-11-13 20:19:39,094 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93275c4-da77-4203-9f06-3c02e08e2d62/bin/ukojak-verify-EEHR8qb7sm/data/114b59115/daae3204a7e1459eb60a6bb1d2aa6081 [2024-11-13 20:19:39,098 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:19:39,099 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:19:39,100 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:19:39,102 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:19:39,106 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:19:39,107 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:19:39" (1/1) ... [2024-11-13 20:19:39,108 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@114c6134 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:39, skipping insertion in model container [2024-11-13 20:19:39,108 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:19:39" (1/1) ... [2024-11-13 20:19:39,123 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:19:39,281 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:19:39,290 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:19:39,309 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:19:39,328 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:19:39,329 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:39 WrapperNode [2024-11-13 20:19:39,329 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:19:39,330 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:19:39,330 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:19:39,330 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:19:39,337 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:39" (1/1) ... [2024-11-13 20:19:39,343 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:39" (1/1) ... [2024-11-13 20:19:39,360 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 78 [2024-11-13 20:19:39,360 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:19:39,361 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:19:39,361 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:19:39,361 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:19:39,368 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:39" (1/1) ... [2024-11-13 20:19:39,369 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:39" (1/1) ... [2024-11-13 20:19:39,370 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:39" (1/1) ... [2024-11-13 20:19:39,370 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:39" (1/1) ... [2024-11-13 20:19:39,373 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:39" (1/1) ... [2024-11-13 20:19:39,376 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:39" (1/1) ... [2024-11-13 20:19:39,377 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:39" (1/1) ... [2024-11-13 20:19:39,378 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:39" (1/1) ... [2024-11-13 20:19:39,379 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:19:39,380 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:19:39,380 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:19:39,380 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:19:39,381 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:39" (1/1) ... [2024-11-13 20:19:39,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:19:39,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93275c4-da77-4203-9f06-3c02e08e2d62/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:19:39,413 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93275c4-da77-4203-9f06-3c02e08e2d62/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:19:39,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93275c4-da77-4203-9f06-3c02e08e2d62/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:19:39,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:19:39,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:19:39,449 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:19:39,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:19:39,449 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 20:19:39,450 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 20:19:39,527 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:19:39,529 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:19:39,946 INFO L? ?]: Removed 66 outVars from TransFormulas that were not future-live. [2024-11-13 20:19:39,946 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:19:39,979 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:19:39,979 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:19:39,979 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:19:39 BoogieIcfgContainer [2024-11-13 20:19:39,979 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:19:39,980 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:19:39,980 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:19:39,991 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:19:39,991 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:19:39" (1/1) ... [2024-11-13 20:19:39,999 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:19:40,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:40,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 70 states and 73 transitions. [2024-11-13 20:19:40,061 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 73 transitions. [2024-11-13 20:19:40,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 20:19:40,063 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:40,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:40,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:40,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:40,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:40,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 72 states and 75 transitions. [2024-11-13 20:19:40,374 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 75 transitions. [2024-11-13 20:19:40,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 20:19:40,376 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:40,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:40,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:40,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:40,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:40,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 73 states and 76 transitions. [2024-11-13 20:19:40,501 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 76 transitions. [2024-11-13 20:19:40,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 20:19:40,501 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:40,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:40,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:40,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:40,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:40,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 74 states and 77 transitions. [2024-11-13 20:19:40,571 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 77 transitions. [2024-11-13 20:19:40,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 20:19:40,571 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:40,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:40,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:19:40,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:40,608 INFO L255 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 20:19:40,613 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:19:40,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:40,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:40,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 79 states and 84 transitions. [2024-11-13 20:19:41,000 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 84 transitions. [2024-11-13 20:19:41,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:19:41,001 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:41,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:41,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:19:41,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:41,026 INFO L255 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 20:19:41,027 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:19:41,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:41,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:41,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 85 states and 93 transitions. [2024-11-13 20:19:41,507 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 93 transitions. [2024-11-13 20:19:41,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 20:19:41,508 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:41,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:41,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:41,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:42,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:42,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 86 states and 95 transitions. [2024-11-13 20:19:42,025 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 95 transitions. [2024-11-13 20:19:42,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 20:19:42,026 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:42,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:42,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:19:42,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:42,047 INFO L255 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 20:19:42,048 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:19:42,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:42,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:42,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 88 states and 98 transitions. [2024-11-13 20:19:42,391 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 98 transitions. [2024-11-13 20:19:42,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 20:19:42,391 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:42,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:42,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:42,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:42,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:42,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 90 states and 101 transitions. [2024-11-13 20:19:42,672 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 101 transitions. [2024-11-13 20:19:42,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 20:19:42,672 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:42,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:42,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:42,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:42,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:42,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 91 states and 102 transitions. [2024-11-13 20:19:42,949 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 102 transitions. [2024-11-13 20:19:42,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 20:19:42,950 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:42,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:42,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:19:42,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:42,976 INFO L255 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 20:19:42,977 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:19:43,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:44,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:44,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 102 states and 117 transitions. [2024-11-13 20:19:44,101 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 117 transitions. [2024-11-13 20:19:44,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 20:19:44,101 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:44,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:44,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:19:44,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:44,139 INFO L255 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 20:19:44,140 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:19:44,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:44,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:44,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 106 states and 123 transitions. [2024-11-13 20:19:44,640 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 123 transitions. [2024-11-13 20:19:44,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 20:19:44,640 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:44,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:44,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:19:44,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:44,667 INFO L255 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 20:19:44,668 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:19:44,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:45,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:45,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 109 states and 128 transitions. [2024-11-13 20:19:45,148 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 128 transitions. [2024-11-13 20:19:45,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 20:19:45,148 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:45,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:45,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:19:45,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:45,171 INFO L255 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 20:19:45,172 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:19:45,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:45,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:45,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 110 states and 129 transitions. [2024-11-13 20:19:45,262 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 129 transitions. [2024-11-13 20:19:45,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 20:19:45,265 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:45,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:45,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:45,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:45,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:45,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 113 states and 135 transitions. [2024-11-13 20:19:45,717 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 135 transitions. [2024-11-13 20:19:45,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 20:19:45,717 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:45,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:45,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:45,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:47,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:47,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 130 states and 160 transitions. [2024-11-13 20:19:47,102 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 160 transitions. [2024-11-13 20:19:47,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 20:19:47,102 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:47,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:47,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:47,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:49,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:49,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 134 states and 168 transitions. [2024-11-13 20:19:49,331 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 168 transitions. [2024-11-13 20:19:49,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 20:19:49,332 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:49,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:49,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:49,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:49,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:49,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 135 states and 169 transitions. [2024-11-13 20:19:49,384 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 169 transitions. [2024-11-13 20:19:49,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 20:19:49,385 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:49,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:49,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:49,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:49,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:49,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 134 states and 168 transitions. [2024-11-13 20:19:49,521 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 168 transitions. [2024-11-13 20:19:49,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 20:19:49,521 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:49,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:49,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:49,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:50,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:50,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 137 states and 171 transitions. [2024-11-13 20:19:50,039 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 171 transitions. [2024-11-13 20:19:50,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 20:19:50,040 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:50,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:50,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:50,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:53,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:53,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 145 states and 184 transitions. [2024-11-13 20:19:53,833 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 184 transitions. [2024-11-13 20:19:53,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 20:19:53,834 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:53,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:53,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:53,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:54,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:54,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 149 states and 188 transitions. [2024-11-13 20:19:54,018 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 188 transitions. [2024-11-13 20:19:54,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 20:19:54,018 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:54,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:54,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:54,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:54,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:54,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 156 states and 200 transitions. [2024-11-13 20:19:54,752 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 200 transitions. [2024-11-13 20:19:54,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 20:19:54,753 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:54,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:54,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:54,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:54,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:54,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 155 states and 199 transitions. [2024-11-13 20:19:54,908 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 199 transitions. [2024-11-13 20:19:54,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 20:19:54,910 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:54,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:54,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:54,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:55,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:55,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 156 states and 200 transitions. [2024-11-13 20:19:55,011 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 200 transitions. [2024-11-13 20:19:55,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 20:19:55,012 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:55,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:55,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:55,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:55,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:55,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 162 states and 206 transitions. [2024-11-13 20:19:55,268 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 206 transitions. [2024-11-13 20:19:55,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 20:19:55,268 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:55,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:55,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:55,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:57,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:57,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 171 states and 220 transitions. [2024-11-13 20:19:57,000 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 220 transitions. [2024-11-13 20:19:57,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 20:19:57,001 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:57,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:57,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:57,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:20:00,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:00,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 178 states and 228 transitions. [2024-11-13 20:20:00,874 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 228 transitions. [2024-11-13 20:20:00,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 20:20:00,875 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:00,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:00,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:01,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:20:06,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:06,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 188 states and 243 transitions. [2024-11-13 20:20:06,374 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 243 transitions. [2024-11-13 20:20:06,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 20:20:06,374 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:06,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:06,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:06,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:20:10,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:10,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 196 states and 252 transitions. [2024-11-13 20:20:10,480 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 252 transitions. [2024-11-13 20:20:10,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 20:20:10,481 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:10,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:10,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:11,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:20:20,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:20,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 207 states and 268 transitions. [2024-11-13 20:20:20,021 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 268 transitions. [2024-11-13 20:20:20,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 20:20:20,021 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:20,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:20,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:20,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:20:29,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:29,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 217 states and 280 transitions. [2024-11-13 20:20:29,672 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 280 transitions. [2024-11-13 20:20:29,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 20:20:29,672 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:29,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:29,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:30,038 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:20:37,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:37,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 239 states and 311 transitions. [2024-11-13 20:20:37,775 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 311 transitions. [2024-11-13 20:20:37,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 20:20:37,775 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:37,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:37,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:38,179 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:20:45,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:45,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 262 states and 343 transitions. [2024-11-13 20:20:45,773 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 343 transitions. [2024-11-13 20:20:45,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 20:20:45,773 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:45,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:45,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:45,894 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:20:46,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:46,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 263 states and 350 transitions. [2024-11-13 20:20:46,030 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 350 transitions. [2024-11-13 20:20:46,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 20:20:46,031 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:46,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:46,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:20:46,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:46,059 INFO L255 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:20:46,061 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:20:46,319 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:20:52,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:52,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 276 states and 373 transitions. [2024-11-13 20:20:52,021 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 373 transitions. [2024-11-13 20:20:52,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 20:20:52,021 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:52,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:52,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:20:52,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:52,060 INFO L255 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 20:20:52,061 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:20:52,664 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:21:02,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:21:02,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 292 states and 388 transitions. [2024-11-13 20:21:02,498 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 388 transitions. [2024-11-13 20:21:02,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 20:21:02,498 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:21:02,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:21:02,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:21:02,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:21:02,530 INFO L255 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 20:21:02,532 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:21:02,795 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:21:03,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:21:03,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 294 states and 390 transitions. [2024-11-13 20:21:03,636 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 390 transitions. [2024-11-13 20:21:03,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 20:21:03,637 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:21:03,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:21:03,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:21:03,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:21:03,666 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 20:21:03,667 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:21:04,282 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:21:05,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:21:05,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 295 states and 392 transitions. [2024-11-13 20:21:05,162 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 392 transitions. [2024-11-13 20:21:05,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-13 20:21:05,162 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:21:05,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:21:05,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:21:05,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:21:05,193 INFO L255 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 20:21:05,194 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:21:05,700 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:21:17,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:21:17,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 296 states and 395 transitions. [2024-11-13 20:21:17,615 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 395 transitions. [2024-11-13 20:21:17,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-13 20:21:17,616 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:21:17,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:21:17,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:21:17,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:21:17,654 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 20:21:17,655 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:21:18,078 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:21:25,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:21:25,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 317 states and 430 transitions. [2024-11-13 20:21:25,021 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 430 transitions. [2024-11-13 20:21:25,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-13 20:21:25,021 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:21:25,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:21:25,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:21:25,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:21:25,055 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 20:21:25,056 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:21:25,118 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:21:26,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:21:26,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 323 states and 439 transitions. [2024-11-13 20:21:26,697 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 439 transitions. [2024-11-13 20:21:26,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 20:21:26,697 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:21:26,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:21:26,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:21:26,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:21:26,730 INFO L255 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 20:21:26,731 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:21:27,637 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:21:31,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:21:31,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 330 states and 448 transitions. [2024-11-13 20:21:31,693 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 448 transitions. [2024-11-13 20:21:31,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 20:21:31,693 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:21:31,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:21:31,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:21:31,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:21:31,727 INFO L255 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 20:21:31,728 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:21:32,231 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:21:33,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:21:33,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 332 states and 449 transitions. [2024-11-13 20:21:33,337 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 449 transitions. [2024-11-13 20:21:33,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 20:21:33,338 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:21:33,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:21:33,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:21:33,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:21:33,371 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 20:21:33,373 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:21:34,103 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:21:36,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:21:36,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 341 states and 462 transitions. [2024-11-13 20:21:36,882 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 462 transitions. [2024-11-13 20:21:36,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 20:21:36,883 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:21:36,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:21:36,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:21:36,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:21:36,918 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 20:21:36,919 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:21:37,050 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:21:38,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:21:38,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 343 states and 464 transitions. [2024-11-13 20:21:38,088 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 464 transitions. [2024-11-13 20:21:38,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-13 20:21:38,089 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:21:38,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:21:38,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:21:38,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:21:38,138 INFO L255 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 20:21:38,139 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:21:41,423 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:21:54,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:21:54,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 345 states and 472 transitions. [2024-11-13 20:21:54,260 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 472 transitions. [2024-11-13 20:21:54,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-13 20:21:54,260 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:21:54,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:21:54,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:21:54,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:21:54,299 INFO L255 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-13 20:21:54,300 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:21:55,801 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:21:58,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:21:58,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 347 states and 473 transitions. [2024-11-13 20:21:58,037 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 473 transitions. [2024-11-13 20:21:58,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 20:21:58,038 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:21:58,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:21:58,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:21:58,400 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:22:06,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:22:06,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 370 states and 518 transitions. [2024-11-13 20:22:06,129 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 518 transitions. [2024-11-13 20:22:06,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 20:22:06,130 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:22:06,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:22:06,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:22:06,171 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:22:07,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:22:07,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 378 states and 527 transitions. [2024-11-13 20:22:07,343 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 527 transitions. [2024-11-13 20:22:07,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 20:22:07,347 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:22:07,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:22:07,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:22:07,382 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 20:22:10,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:22:10,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 380 states and 532 transitions. [2024-11-13 20:22:10,877 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 532 transitions. [2024-11-13 20:22:10,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 20:22:10,878 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:22:10,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:22:10,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:22:11,256 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:22:19,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:22:19,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 404 states and 587 transitions. [2024-11-13 20:22:19,540 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 587 transitions. [2024-11-13 20:22:19,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 20:22:19,541 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:22:19,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:22:19,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:22:19,584 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:22:20,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:22:20,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 412 states and 596 transitions. [2024-11-13 20:22:20,882 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 596 transitions. [2024-11-13 20:22:20,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-13 20:22:20,882 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:22:20,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:22:20,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:22:20,971 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-13 20:22:24,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:22:24,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 414 states and 598 transitions. [2024-11-13 20:22:24,083 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 598 transitions. [2024-11-13 20:22:24,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-13 20:22:24,084 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:22:24,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:22:24,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:22:24,111 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-13 20:22:38,105 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 20:22:38,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:22:38,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 416 states and 603 transitions. [2024-11-13 20:22:38,273 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 603 transitions. [2024-11-13 20:22:38,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-13 20:22:38,273 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:22:38,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:22:38,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:22:38,299 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 20:22:43,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:22:43,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 418 states and 605 transitions. [2024-11-13 20:22:43,894 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 605 transitions. [2024-11-13 20:22:43,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 20:22:43,894 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:22:43,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:22:43,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:22:44,239 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-13 20:22:50,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:22:50,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 425 states and 618 transitions. [2024-11-13 20:22:50,049 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 618 transitions. [2024-11-13 20:22:50,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-13 20:22:50,050 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:22:50,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:22:50,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:22:50,718 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:23:12,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:23:12,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 433 states and 632 transitions. [2024-11-13 20:23:12,797 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 632 transitions. [2024-11-13 20:23:12,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-13 20:23:12,797 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:23:12,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:23:12,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:23:12,819 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-13 20:23:16,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:23:16,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 435 states and 634 transitions. [2024-11-13 20:23:16,889 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 634 transitions. [2024-11-13 20:23:16,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-13 20:23:16,889 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:23:16,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:23:16,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:23:16,910 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-13 20:23:21,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:23:21,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 436 states and 635 transitions. [2024-11-13 20:23:21,508 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 635 transitions. [2024-11-13 20:23:21,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-13 20:23:21,509 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:23:21,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:23:21,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:23:21,531 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-13 20:23:33,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:23:33,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 442 states and 644 transitions. [2024-11-13 20:23:33,128 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 644 transitions. [2024-11-13 20:23:33,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-13 20:23:33,129 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:23:33,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:23:33,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:23:33,152 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-13 20:23:41,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:23:41,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 444 states and 648 transitions. [2024-11-13 20:23:41,028 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 648 transitions. [2024-11-13 20:23:41,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:23:41,029 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:23:41,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:23:41,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:23:41,051 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-13 20:23:44,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:23:44,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 445 states and 649 transitions. [2024-11-13 20:23:44,834 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 649 transitions. [2024-11-13 20:23:44,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:23:44,835 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:23:44,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:23:44,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:23:44,856 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-13 20:23:57,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:23:57,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 451 states and 658 transitions. [2024-11-13 20:23:57,925 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 658 transitions. [2024-11-13 20:23:57,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:23:57,925 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:23:57,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:23:57,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:23:57,947 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-13 20:24:05,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:24:05,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 453 states and 662 transitions. [2024-11-13 20:24:05,167 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 662 transitions. [2024-11-13 20:24:05,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-13 20:24:05,168 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:24:05,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:24:05,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:24:06,140 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 20:24:28,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:24:28,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 460 states and 672 transitions. [2024-11-13 20:24:28,397 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 672 transitions. [2024-11-13 20:24:28,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-13 20:24:28,398 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:24:28,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:24:28,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:24:28,926 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-13 20:24:45,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:24:45,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 466 states and 680 transitions. [2024-11-13 20:24:45,713 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 680 transitions. [2024-11-13 20:24:45,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-13 20:24:45,713 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:24:45,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:24:45,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:24:46,172 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 22 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:25:00,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:25:00,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 482 states and 709 transitions. [2024-11-13 20:25:00,414 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 709 transitions. [2024-11-13 20:25:00,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-13 20:25:00,415 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:25:00,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:25:00,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:25:00,818 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 22 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:25:02,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:25:02,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 490 states and 718 transitions. [2024-11-13 20:25:02,873 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 718 transitions. [2024-11-13 20:25:02,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-13 20:25:02,874 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:25:02,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:25:02,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:25:04,153 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:25:28,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:25:28,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 513 states and 756 transitions. [2024-11-13 20:25:28,459 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 756 transitions. [2024-11-13 20:25:28,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-13 20:25:28,460 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:25:28,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:25:28,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:25:28,522 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:25:30,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:25:30,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 521 states and 765 transitions. [2024-11-13 20:25:30,951 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 765 transitions. [2024-11-13 20:25:30,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-13 20:25:30,951 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:25:30,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:25:30,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:25:31,019 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:25:31,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:25:31,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 522 states and 785 transitions. [2024-11-13 20:25:31,306 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 785 transitions. [2024-11-13 20:25:31,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-13 20:25:31,306 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:25:31,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:25:31,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:25:31,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:25:31,351 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:25:31,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:25:31,394 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 72 iterations. [2024-11-13 20:25:31,434 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:25:31 ImpRootNode [2024-11-13 20:25:31,434 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:25:31,435 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:25:31,435 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:25:31,435 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:25:31,436 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:19:39" (3/4) ... [2024-11-13 20:25:31,437 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-13 20:25:31,482 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93275c4-da77-4203-9f06-3c02e08e2d62/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 20:25:31,482 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:25:31,483 INFO L158 Benchmark]: Toolchain (without parser) took 352384.21ms. Allocated memory was 117.4MB in the beginning and 394.3MB in the end (delta: 276.8MB). Free memory was 93.0MB in the beginning and 115.7MB in the end (delta: -22.7MB). Peak memory consumption was 253.4MB. Max. memory is 16.1GB. [2024-11-13 20:25:31,483 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 167.8MB. Free memory is still 105.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:25:31,484 INFO L158 Benchmark]: CACSL2BoogieTranslator took 228.95ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 82.2MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:25:31,484 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.63ms. Allocated memory is still 117.4MB. Free memory was 82.2MB in the beginning and 80.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:25:31,484 INFO L158 Benchmark]: Boogie Preprocessor took 18.31ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 80.1MB in the end (delta: 699.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:25:31,485 INFO L158 Benchmark]: RCFGBuilder took 599.55ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 64.1MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:25:31,485 INFO L158 Benchmark]: CodeCheck took 351454.26ms. Allocated memory was 117.4MB in the beginning and 394.3MB in the end (delta: 276.8MB). Free memory was 63.8MB in the beginning and 120.3MB in the end (delta: -56.5MB). Peak memory consumption was 219.9MB. Max. memory is 16.1GB. [2024-11-13 20:25:31,485 INFO L158 Benchmark]: Witness Printer took 47.61ms. Allocated memory is still 394.3MB. Free memory was 120.3MB in the beginning and 115.7MB in the end (delta: 4.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:25:31,487 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 70 locations, 30 error locations. Started 1 CEGAR loops. OverallTime: 351.4s, OverallIterations: 72, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 18 mSolverCounterUnknown, 33309 SdHoareTripleChecker+Valid, 497.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 31577 mSDsluCounter, 2435 SdHoareTripleChecker+Invalid, 479.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 258 mSDsCounter, 7370 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 85677 IncrementalHoareTripleChecker+Invalid, 93065 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7370 mSolverCounterUnsat, 2177 mSDtfsCounter, 85677 mSolverCounterSat, 1.7s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 20703 GetRequests, 18948 SyntacticMatches, 811 SemanticMatches, 944 ConstructedPredicates, 0 IntricatePredicates, 6 DeprecatedPredicates, 558781 ImplicationChecksByTransitivity, 321.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 21.7s InterpolantComputationTime, 2424 NumberOfCodeBlocks, 2424 NumberOfCodeBlocksAsserted, 72 NumberOfCheckSat, 2295 ConstructedInterpolants, 38 QuantifiedInterpolants, 10311 SizeOfPredicates, 9 NumberOfNonLiveVariables, 1421 ConjunctsInSsa, 154 ConjunctsInUnsatCore, 71 InterpolantComputations, 46 PerfectInterpolantSequences, 360/681 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 35]: integer overflow possible integer overflow possible We found a FailurePath: [L23] int counter = 0; [L25] int z, k; [L26] long long x, y, c; [L27] z = __VERIFIER_nondet_int() [L28] k = __VERIFIER_nondet_int() [L30] x = 1 [L31] y = 1 [L32] c = 1 VAL [c=1, counter=0, k=3, x=1, y=1, z=-2147483647] [L34] EXPR counter++ VAL [c=1, counter=1, k=3, x=1, y=1, z=-2147483647] [L34] COND TRUE counter++<10 [L35] EXPR x*z VAL [c=1, counter=1, k=3, x=1, y=1, z=-2147483647] [L35] EXPR 1 + x*z VAL [c=1, counter=1, k=3, x=1, y=1, z=-2147483647] [L35] EXPR 1 + x*z - x VAL [c=1, counter=1, k=3, x=1, y=1, z=-2147483647] [L35] EXPR z*y VAL [c=1, counter=1, k=3, x=1, y=1, z=-2147483647] [L35] EXPR 1 + x*z - x - z*y VAL [c=1, counter=1, k=3, x=1, y=1, z=-2147483647] [L35] CALL __VERIFIER_assert(1 + x*z - x - z*y == 0) VAL [counter=1] [L15] COND FALSE !(!(cond)) [L35] RET __VERIFIER_assert(1 + x*z - x - z*y == 0) VAL [c=1, counter=1, k=3, x=1, y=1, z=-2147483647] [L37] COND FALSE !(!(c < k)) VAL [c=1, counter=1, k=3, x=1, y=1, z=-2147483647] [L40] EXPR c + 1 [L40] c = c + 1 VAL [c=2, counter=1, k=3, x=1, y=1, z=-2147483647] [L41] EXPR x * z VAL [c=2, counter=1, k=3, x=1, y=1, z=-2147483647] [L41] EXPR x * z + 1 [L41] x = x * z + 1 VAL [c=2, counter=1, k=3, x=-2147483646, y=1, z=-2147483647] [L42] EXPR y * z [L42] y = y * z VAL [c=2, counter=1, k=3, x=-2147483646, y=-2147483647, z=-2147483647] [L34] EXPR counter++ VAL [c=2, counter=2, k=3, x=-2147483646, y=-2147483647, z=-2147483647] [L34] COND TRUE counter++<10 [L35] EXPR x*z VAL [c=2, counter=2, k=3, x=-2147483646, y=-2147483647, z=-2147483647] [L35] EXPR 1 + x*z VAL [c=2, counter=2, k=3, x=-2147483646, y=-2147483647, z=-2147483647] [L35] EXPR 1 + x*z - x VAL [c=2, counter=2, k=3, x=-2147483646, y=-2147483647, z=-2147483647] [L35] EXPR z*y VAL [c=2, counter=2, k=3, x=-2147483646, y=-2147483647, z=-2147483647] [L35] EXPR 1 + x*z - x - z*y VAL [c=2, counter=2, k=3, x=-2147483646, y=-2147483647, z=-2147483647] [L35] CALL __VERIFIER_assert(1 + x*z - x - z*y == 0) VAL [counter=2] [L15] COND FALSE !(!(cond)) [L35] RET __VERIFIER_assert(1 + x*z - x - z*y == 0) VAL [c=2, counter=2, k=3, x=-2147483646, y=-2147483647, z=-2147483647] [L37] COND FALSE !(!(c < k)) VAL [c=2, counter=2, k=3, x=-2147483646, y=-2147483647, z=-2147483647] [L40] EXPR c + 1 [L40] c = c + 1 VAL [c=3, counter=2, k=3, x=-2147483646, y=-2147483647, z=-2147483647] [L41] EXPR x * z VAL [c=3, counter=2, k=3, x=-2147483646, y=-2147483647, z=-2147483647] [L41] EXPR x * z + 1 [L41] x = x * z + 1 VAL [c=3, counter=2, k=3, x=4611686011984936963, y=-2147483647, z=-2147483647] [L42] EXPR y * z [L42] y = y * z VAL [c=3, counter=2, k=3, x=4611686011984936963, y=4611686014132420609, z=-2147483647] [L34] EXPR counter++ VAL [c=3, counter=3, k=3, x=4611686011984936963, y=4611686014132420609, z=-2147483647] [L34] COND TRUE counter++<10 [L35] x*z VAL [c=3, counter=3, k=3, y=4611686014132420609] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 167.8MB. Free memory is still 105.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 228.95ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 82.2MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.63ms. Allocated memory is still 117.4MB. Free memory was 82.2MB in the beginning and 80.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 18.31ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 80.1MB in the end (delta: 699.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 599.55ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 64.1MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 351454.26ms. Allocated memory was 117.4MB in the beginning and 394.3MB in the end (delta: 276.8MB). Free memory was 63.8MB in the beginning and 120.3MB in the end (delta: -56.5MB). Peak memory consumption was 219.9MB. Max. memory is 16.1GB. * Witness Printer took 47.61ms. Allocated memory is still 394.3MB. Free memory was 120.3MB in the beginning and 115.7MB in the end (delta: 4.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-13 20:25:31,558 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93275c4-da77-4203-9f06-3c02e08e2d62/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)