./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-66.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89f5b6c-af42-42a1-9100-f697b993c604/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89f5b6c-af42-42a1-9100-f697b993c604/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_c89f5b6c-af42-42a1-9100-f697b993c604/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89f5b6c-af42-42a1-9100-f697b993c604/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-66.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89f5b6c-af42-42a1-9100-f697b993c604/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89f5b6c-af42-42a1-9100-f697b993c604/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9fa803c5228144b1f285d7cbd5db54178434e406a166ffeeadce9b553bef79d3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:15:42,689 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:15:42,751 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89f5b6c-af42-42a1-9100-f697b993c604/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:15:42,756 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:15:42,756 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:15:42,779 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:15:42,780 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:15:42,781 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:15:42,781 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:15:42,781 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:15:42,781 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:15:42,782 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:15:42,782 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:15:42,782 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:15:42,782 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:15:42,782 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:15:42,782 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:15:42,782 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:15:42,783 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:15:42,783 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:15:42,783 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:15:42,783 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:15:42,783 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:15:42,783 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:15:42,783 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:15:42,783 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:15:42,783 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:15:42,784 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:15:42,784 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:15:42,784 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:15:42,784 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:15:42,784 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:15:42,785 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:15:42,785 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_c89f5b6c-af42-42a1-9100-f697b993c604/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 ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9fa803c5228144b1f285d7cbd5db54178434e406a166ffeeadce9b553bef79d3 [2024-11-13 21:15:43,091 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:15:43,099 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:15:43,102 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:15:43,103 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:15:43,103 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:15:43,105 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89f5b6c-af42-42a1-9100-f697b993c604/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-66.i Unable to find full path for "g++" [2024-11-13 21:15:45,165 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:15:45,451 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:15:45,453 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89f5b6c-af42-42a1-9100-f697b993c604/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-66.i [2024-11-13 21:15:45,466 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89f5b6c-af42-42a1-9100-f697b993c604/bin/ukojak-verify-EEHR8qb7sm/data/7867a73d1/f55e5332337d443c8dd637feb9d0b366/FLAG7b1363b65 [2024-11-13 21:15:45,498 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89f5b6c-af42-42a1-9100-f697b993c604/bin/ukojak-verify-EEHR8qb7sm/data/7867a73d1/f55e5332337d443c8dd637feb9d0b366 [2024-11-13 21:15:45,501 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:15:45,503 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:15:45,506 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:15:45,506 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:15:45,512 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:15:45,513 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:15:45" (1/1) ... [2024-11-13 21:15:45,514 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74ced1ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:15:45, skipping insertion in model container [2024-11-13 21:15:45,518 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:15:45" (1/1) ... [2024-11-13 21:15:45,552 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:15:45,775 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89f5b6c-af42-42a1-9100-f697b993c604/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-66.i[917,930] [2024-11-13 21:15:45,899 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:15:45,925 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:15:45,942 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89f5b6c-af42-42a1-9100-f697b993c604/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-66.i[917,930] [2024-11-13 21:15:46,008 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:15:46,042 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:15:46,043 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:15:46 WrapperNode [2024-11-13 21:15:46,043 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:15:46,045 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:15:46,046 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:15:46,046 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:15:46,054 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:15:46" (1/1) ... [2024-11-13 21:15:46,076 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:15:46" (1/1) ... [2024-11-13 21:15:46,149 INFO L138 Inliner]: procedures = 27, calls = 149, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 438 [2024-11-13 21:15:46,149 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:15:46,150 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:15:46,150 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:15:46,150 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:15:46,159 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:15:46" (1/1) ... [2024-11-13 21:15:46,160 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:15:46" (1/1) ... [2024-11-13 21:15:46,164 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:15:46" (1/1) ... [2024-11-13 21:15:46,165 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:15:46" (1/1) ... [2024-11-13 21:15:46,180 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:15:46" (1/1) ... [2024-11-13 21:15:46,184 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:15:46" (1/1) ... [2024-11-13 21:15:46,188 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:15:46" (1/1) ... [2024-11-13 21:15:46,190 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:15:46" (1/1) ... [2024-11-13 21:15:46,194 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:15:46,195 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:15:46,196 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:15:46,196 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:15:46,197 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:15:46" (1/1) ... [2024-11-13 21:15:46,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:15:46,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89f5b6c-af42-42a1-9100-f697b993c604/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:15:46,233 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89f5b6c-af42-42a1-9100-f697b993c604/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:15:46,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89f5b6c-af42-42a1-9100-f697b993c604/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:15:46,284 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:15:46,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-13 21:15:46,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 21:15:46,285 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 21:15:46,286 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 21:15:46,286 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 21:15:46,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:15:46,286 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:15:46,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:15:46,482 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:15:46,485 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:15:47,138 INFO L? ?]: Removed 107 outVars from TransFormulas that were not future-live. [2024-11-13 21:15:47,138 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:15:47,789 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:15:47,790 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:15:47,790 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:15:47 BoogieIcfgContainer [2024-11-13 21:15:47,790 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:15:47,791 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:15:47,791 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:15:47,807 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:15:47,807 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:15:47" (1/1) ... [2024-11-13 21:15:47,824 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:15:47,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:15:47,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 37 states and 51 transitions. [2024-11-13 21:15:47,902 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2024-11-13 21:15:47,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-11-13 21:15:47,910 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:15:47,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:15:57,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:17:35,018 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 4 proven. 29 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2024-11-13 21:17:45,909 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 21:17:57,380 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 21:17:57,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:17:57,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 66 states and 110 transitions. [2024-11-13 21:17:57,732 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 110 transitions. [2024-11-13 21:17:57,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-11-13 21:17:57,734 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:17:57,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:18:00,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:19:33,519 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 15 proven. 30 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2024-11-13 21:20:57,884 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.96s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 21:21:00,111 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 21:21:00,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:21:00,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 91 states and 163 transitions. [2024-11-13 21:21:00,149 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 163 transitions. [2024-11-13 21:21:00,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-11-13 21:21:00,155 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:21:00,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:21:02,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:22:25,398 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 20 proven. 25 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2024-11-13 21:24:41,994 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 21:24:42,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:24:42,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 118 states and 214 transitions. [2024-11-13 21:24:42,030 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 214 transitions. [2024-11-13 21:24:42,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-13 21:24:42,039 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:24:42,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:25:08,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat