./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops/insertion_sort-1-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca3dc3da-8993-4824-be5e-c8bdf01fe852/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca3dc3da-8993-4824-be5e-c8bdf01fe852/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca3dc3da-8993-4824-be5e-c8bdf01fe852/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca3dc3da-8993-4824-be5e-c8bdf01fe852/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/loops/insertion_sort-1-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca3dc3da-8993-4824-be5e-c8bdf01fe852/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca3dc3da-8993-4824-be5e-c8bdf01fe852/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 36d1103e69366c6d9110aa7e24b0c4765120510facc121d7623fcf9373a67e96 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:11:18,890 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:11:18,953 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca3dc3da-8993-4824-be5e-c8bdf01fe852/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 03:11:18,958 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:11:18,958 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:11:18,979 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:11:18,980 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:11:18,980 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:11:18,981 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:11:18,981 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:11:18,981 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:11:18,981 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:11:18,981 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:11:18,981 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:11:18,981 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:11:18,981 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:11:18,981 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:11:18,981 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:11:18,982 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:11:18,982 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:11:18,982 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:11:18,982 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:11:18,982 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:11:18,982 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:11:18,982 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:11:18,982 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:11:18,982 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:11:18,982 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:11:18,983 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:11:18,983 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:11:18,983 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:11:18,983 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:11:18,983 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:11:18,983 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_ca3dc3da-8993-4824-be5e-c8bdf01fe852/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36d1103e69366c6d9110aa7e24b0c4765120510facc121d7623fcf9373a67e96 [2024-12-06 03:11:19,229 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:11:19,242 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:11:19,245 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:11:19,247 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:11:19,247 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:11:19,248 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca3dc3da-8993-4824-be5e-c8bdf01fe852/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/loops/insertion_sort-1-2.c [2024-12-06 03:11:21,995 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca3dc3da-8993-4824-be5e-c8bdf01fe852/bin/ukojak-verify-CZk0znPC7b/data/ac2dd4030/523af7e76f144916a208426ff23bdc65/FLAG24236858e [2024-12-06 03:11:22,196 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:11:22,197 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca3dc3da-8993-4824-be5e-c8bdf01fe852/sv-benchmarks/c/loops/insertion_sort-1-2.c [2024-12-06 03:11:22,202 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca3dc3da-8993-4824-be5e-c8bdf01fe852/bin/ukojak-verify-CZk0znPC7b/data/ac2dd4030/523af7e76f144916a208426ff23bdc65/FLAG24236858e [2024-12-06 03:11:22,578 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca3dc3da-8993-4824-be5e-c8bdf01fe852/bin/ukojak-verify-CZk0znPC7b/data/ac2dd4030/523af7e76f144916a208426ff23bdc65 [2024-12-06 03:11:22,580 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:11:22,581 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:11:22,583 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:11:22,583 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:11:22,586 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:11:22,586 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:11:22" (1/1) ... [2024-12-06 03:11:22,587 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e336016 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:11:22, skipping insertion in model container [2024-12-06 03:11:22,587 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:11:22" (1/1) ... [2024-12-06 03:11:22,597 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:11:22,700 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_ca3dc3da-8993-4824-be5e-c8bdf01fe852/sv-benchmarks/c/loops/insertion_sort-1-2.c[330,343] [2024-12-06 03:11:22,721 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:11:22,729 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:11:22,739 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_ca3dc3da-8993-4824-be5e-c8bdf01fe852/sv-benchmarks/c/loops/insertion_sort-1-2.c[330,343] [2024-12-06 03:11:22,748 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:11:22,760 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:11:22,761 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:11:22 WrapperNode [2024-12-06 03:11:22,761 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:11:22,762 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:11:22,762 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:11:22,762 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:11:22,767 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:11:22" (1/1) ... [2024-12-06 03:11:22,772 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:11:22" (1/1) ... [2024-12-06 03:11:22,789 INFO L138 Inliner]: procedures = 15, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 79 [2024-12-06 03:11:22,789 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:11:22,790 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:11:22,790 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:11:22,790 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:11:22,797 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:11:22" (1/1) ... [2024-12-06 03:11:22,797 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:11:22" (1/1) ... [2024-12-06 03:11:22,799 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:11:22" (1/1) ... [2024-12-06 03:11:22,800 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:11:22" (1/1) ... [2024-12-06 03:11:22,805 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:11:22" (1/1) ... [2024-12-06 03:11:22,806 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:11:22" (1/1) ... [2024-12-06 03:11:22,809 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:11:22" (1/1) ... [2024-12-06 03:11:22,810 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:11:22" (1/1) ... [2024-12-06 03:11:22,811 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:11:22" (1/1) ... [2024-12-06 03:11:22,813 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:11:22,814 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:11:22,814 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:11:22,814 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:11:22,815 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:11:22" (1/1) ... [2024-12-06 03:11:22,821 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:11:22,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca3dc3da-8993-4824-be5e-c8bdf01fe852/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:11:22,843 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca3dc3da-8993-4824-be5e-c8bdf01fe852/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:11:22,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca3dc3da-8993-4824-be5e-c8bdf01fe852/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:11:22,867 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:11:22,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 03:11:22,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 03:11:22,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 03:11:22,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:11:22,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:11:22,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 03:11:22,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 03:11:22,926 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:11:22,927 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:11:23,078 INFO L? ?]: Removed 17 outVars from TransFormulas that were not future-live. [2024-12-06 03:11:23,078 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:11:23,138 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:11:23,139 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-06 03:11:23,139 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:11:23 BoogieIcfgContainer [2024-12-06 03:11:23,139 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:11:23,140 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:11:23,140 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:11:23,150 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:11:23,151 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:11:23" (1/1) ... [2024-12-06 03:11:23,159 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:11:23,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:11:23,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2024-12-06 03:11:23,209 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2024-12-06 03:11:23,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 03:11:23,211 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:11:23,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:11:23,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:11:23,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:11:23,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:11:23,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 17 states and 26 transitions. [2024-12-06 03:11:23,645 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 26 transitions. [2024-12-06 03:11:23,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 03:11:23,646 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:11:23,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:11:23,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:11:23,847 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:11:24,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:11:24,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 20 states and 35 transitions. [2024-12-06 03:11:24,085 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 35 transitions. [2024-12-06 03:11:24,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 03:11:24,086 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:11:24,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:11:24,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:11:24,272 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:11:24,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:11:24,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 21 states and 35 transitions. [2024-12-06 03:11:24,558 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 35 transitions. [2024-12-06 03:11:24,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 03:11:24,559 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:11:24,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:11:24,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:11:24,579 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 03:11:24,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:11:24,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 21 states and 34 transitions. [2024-12-06 03:11:24,597 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 34 transitions. [2024-12-06 03:11:24,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 03:11:24,598 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:11:24,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:11:24,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:11:24,757 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:11:24,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:11:24,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 22 states and 36 transitions. [2024-12-06 03:11:24,935 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 36 transitions. [2024-12-06 03:11:24,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 03:11:24,935 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:11:24,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:11:24,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:11:25,666 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:11:26,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:11:26,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 29 states and 53 transitions. [2024-12-06 03:11:26,882 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 53 transitions. [2024-12-06 03:11:26,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 03:11:26,882 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:11:26,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:11:26,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:11:27,547 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:11:28,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:11:28,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 63 transitions. [2024-12-06 03:11:28,379 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 63 transitions. [2024-12-06 03:11:28,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 03:11:28,379 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:11:28,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:11:28,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:11:28,721 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 03:11:31,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:11:31,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 42 states and 86 transitions. [2024-12-06 03:11:31,194 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 86 transitions. [2024-12-06 03:11:31,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 03:11:31,194 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:11:31,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:11:31,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:11:31,468 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 03:11:31,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:11:31,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 42 states and 85 transitions. [2024-12-06 03:11:31,866 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 85 transitions. [2024-12-06 03:11:31,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 03:11:31,867 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:11:31,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:11:31,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:11:32,062 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:11:33,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:11:33,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 46 states and 95 transitions. [2024-12-06 03:11:33,343 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 95 transitions. [2024-12-06 03:11:33,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 03:11:33,344 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:11:33,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:11:33,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:11:33,415 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:11:33,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:11:33,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 47 states and 98 transitions. [2024-12-06 03:11:33,764 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 98 transitions. [2024-12-06 03:11:33,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 03:11:33,765 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:11:33,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:11:33,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:11:34,126 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 03:11:35,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:11:35,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 51 states and 105 transitions. [2024-12-06 03:11:35,793 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 105 transitions. [2024-12-06 03:11:35,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 03:11:35,794 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:11:35,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:11:35,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:11:35,879 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 03:11:36,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:11:36,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 54 states and 107 transitions. [2024-12-06 03:11:36,532 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 107 transitions. [2024-12-06 03:11:36,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 03:11:36,533 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:11:36,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:11:36,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:11:37,421 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 03:11:39,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:11:39,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 58 states and 127 transitions. [2024-12-06 03:11:39,151 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 127 transitions. [2024-12-06 03:11:39,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 03:11:39,152 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:11:39,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:11:39,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:11:39,233 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 03:11:40,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:11:40,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 61 states and 132 transitions. [2024-12-06 03:11:40,023 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 132 transitions. [2024-12-06 03:11:40,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 03:11:40,024 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:11:40,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:11:40,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:11:40,655 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 03:11:41,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:11:41,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 64 states and 135 transitions. [2024-12-06 03:11:41,873 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 135 transitions. [2024-12-06 03:11:41,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 03:11:41,874 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:11:41,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:11:41,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:11:42,792 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 03:11:43,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:11:43,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 67 states and 140 transitions. [2024-12-06 03:11:43,847 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 140 transitions. [2024-12-06 03:11:43,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 03:11:43,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:11:43,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:11:43,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:11:45,294 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:11:49,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:11:49,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 73 states and 163 transitions. [2024-12-06 03:11:49,913 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 163 transitions. [2024-12-06 03:11:49,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 03:11:49,914 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:11:49,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:11:49,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:11:50,593 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:11:55,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:11:55,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 82 states and 187 transitions. [2024-12-06 03:11:55,865 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 187 transitions. [2024-12-06 03:11:55,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:11:55,866 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:11:55,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:11:55,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:11:57,234 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:12:00,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:12:00,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 85 states and 197 transitions. [2024-12-06 03:12:00,558 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 197 transitions. [2024-12-06 03:12:00,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:12:00,559 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:12:00,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:12:00,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:12:01,397 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 1 proven. 21 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 03:12:04,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:12:04,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 89 states and 209 transitions. [2024-12-06 03:12:04,628 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 209 transitions. [2024-12-06 03:12:04,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 03:12:04,629 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:12:04,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:12:04,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:12:04,714 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 03:12:06,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:12:06,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 92 states and 213 transitions. [2024-12-06 03:12:06,687 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 213 transitions. [2024-12-06 03:12:06,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 03:12:06,687 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:12:06,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:12:06,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:12:07,499 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 03:12:17,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:12:17,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 102 states and 232 transitions. [2024-12-06 03:12:17,056 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 232 transitions. [2024-12-06 03:12:17,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 03:12:17,057 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:12:17,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:12:17,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:12:18,154 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 03:12:23,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:12:23,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 107 states and 241 transitions. [2024-12-06 03:12:23,606 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 241 transitions. [2024-12-06 03:12:23,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 03:12:23,607 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:12:23,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:12:23,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:12:25,760 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:12:30,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:12:30,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 112 states and 250 transitions. [2024-12-06 03:12:30,094 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 250 transitions. [2024-12-06 03:12:30,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 03:12:30,094 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:12:30,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:12:30,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:12:30,682 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 1 proven. 27 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 03:12:32,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:12:32,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 115 states and 257 transitions. [2024-12-06 03:12:32,336 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 257 transitions. [2024-12-06 03:12:32,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-06 03:12:32,336 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:12:32,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:12:32,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:12:32,422 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 13 proven. 16 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 03:12:33,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:12:33,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 118 states and 259 transitions. [2024-12-06 03:12:33,832 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 259 transitions. [2024-12-06 03:12:33,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-06 03:12:33,833 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:12:33,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:12:33,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:12:35,094 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-12-06 03:12:39,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:12:39,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 121 states and 266 transitions. [2024-12-06 03:12:39,939 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 266 transitions. [2024-12-06 03:12:39,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-06 03:12:39,939 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:12:39,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:12:39,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:12:40,007 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 17 proven. 14 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 03:12:43,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:12:43,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 124 states and 269 transitions. [2024-12-06 03:12:43,024 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 269 transitions. [2024-12-06 03:12:43,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-06 03:12:43,024 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:12:43,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:12:43,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:12:43,304 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-06 03:12:44,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:12:44,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 127 states and 273 transitions. [2024-12-06 03:12:44,811 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 273 transitions. [2024-12-06 03:12:44,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-06 03:12:44,812 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:12:44,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:12:44,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:12:46,467 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 03:12:50,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:12:50,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 131 states and 302 transitions. [2024-12-06 03:12:50,832 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 302 transitions. [2024-12-06 03:12:50,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-06 03:12:50,832 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:12:50,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:12:50,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:12:51,560 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 03:12:52,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:12:52,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 132 states and 304 transitions. [2024-12-06 03:12:52,778 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 304 transitions. [2024-12-06 03:12:52,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-06 03:12:52,778 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:12:52,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:12:52,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:12:53,388 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 03:12:54,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:12:54,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 133 states and 306 transitions. [2024-12-06 03:12:54,785 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 306 transitions. [2024-12-06 03:12:54,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-06 03:12:54,785 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:12:54,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:12:54,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:12:55,059 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-12-06 03:12:57,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:12:57,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 136 states and 310 transitions. [2024-12-06 03:12:57,726 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 310 transitions. [2024-12-06 03:12:57,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-06 03:12:57,727 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:12:57,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:12:57,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:12:58,762 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 13 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:13:33,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:13:33,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 149 states and 355 transitions. [2024-12-06 03:13:33,113 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 355 transitions. [2024-12-06 03:13:33,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-06 03:13:33,113 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:13:33,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:13:33,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:13:35,983 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 13 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:13:43,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:13:43,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 153 states and 366 transitions. [2024-12-06 03:13:43,992 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 366 transitions. [2024-12-06 03:13:43,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 03:13:43,992 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:13:43,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:13:44,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:13:45,618 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 15 proven. 25 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 03:13:48,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:13:48,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 156 states and 368 transitions. [2024-12-06 03:13:48,636 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 368 transitions. [2024-12-06 03:13:48,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 03:13:48,636 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:13:48,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:13:48,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:13:48,731 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-12-06 03:13:50,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:13:50,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 159 states and 374 transitions. [2024-12-06 03:13:50,897 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 374 transitions. [2024-12-06 03:13:50,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 03:13:50,897 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:13:50,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:13:50,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:13:50,966 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 21 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-06 03:13:53,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:13:53,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 162 states and 376 transitions. [2024-12-06 03:13:53,772 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 376 transitions. [2024-12-06 03:13:53,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 03:13:53,772 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:13:53,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:13:53,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:13:56,040 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 03:13:59,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:13:59,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 162 states and 375 transitions. [2024-12-06 03:13:59,078 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 375 transitions. [2024-12-06 03:13:59,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 03:13:59,079 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:13:59,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:13:59,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:14:00,640 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 6 proven. 31 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 03:14:04,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:14:04,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 163 states and 376 transitions. [2024-12-06 03:14:04,683 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 376 transitions. [2024-12-06 03:14:04,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 03:14:04,683 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:14:04,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:14:04,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:14:08,163 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 03:14:13,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:14:13,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 166 states and 380 transitions. [2024-12-06 03:14:13,515 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 380 transitions. [2024-12-06 03:14:13,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 03:14:13,516 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:14:13,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:14:13,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:14:15,424 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-12-06 03:14:29,763 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 [] [2024-12-06 03:14:29,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:14:29,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 169 states and 385 transitions. [2024-12-06 03:14:29,794 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 385 transitions. [2024-12-06 03:14:29,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 03:14:29,794 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:14:29,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:14:29,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:14:33,656 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:14:55,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:14:55,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 180 states and 411 transitions. [2024-12-06 03:14:55,797 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 411 transitions. [2024-12-06 03:14:55,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 03:14:55,798 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:14:55,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:14:55,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:14:56,184 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 03:15:01,549 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.51s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 03:15:01,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:15:01,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 181 states and 413 transitions. [2024-12-06 03:15:01,590 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 413 transitions. [2024-12-06 03:15:01,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 03:15:01,591 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:15:01,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:15:01,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:15:03,246 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 03:15:15,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:15:15,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 188 states and 427 transitions. [2024-12-06 03:15:15,532 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 427 transitions. [2024-12-06 03:15:15,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 03:15:15,532 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:15:15,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:15:15,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:15:18,534 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 2 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:15:24,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:15:24,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 186 states and 409 transitions. [2024-12-06 03:15:24,297 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 409 transitions. [2024-12-06 03:15:24,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 03:15:24,297 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:15:24,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:15:24,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:15:24,753 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 03:15:28,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:15:28,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 189 states and 414 transitions. [2024-12-06 03:15:28,701 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 414 transitions. [2024-12-06 03:15:28,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 03:15:28,702 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:15:28,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:15:28,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:15:29,809 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 03:15:38,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:15:38,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 194 states and 424 transitions. [2024-12-06 03:15:38,632 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 424 transitions. [2024-12-06 03:15:38,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 03:15:38,632 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:15:38,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:15:38,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:15:39,480 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-06 03:15:42,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:15:42,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 197 states and 427 transitions. [2024-12-06 03:15:42,263 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 427 transitions. [2024-12-06 03:15:42,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 03:15:42,264 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:15:42,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:15:42,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:15:43,150 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-06 03:15:48,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:15:48,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 200 states and 431 transitions. [2024-12-06 03:15:48,479 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 431 transitions. [2024-12-06 03:15:48,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 03:15:48,480 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:15:48,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:15:48,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:15:50,361 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 3 proven. 22 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-06 03:16:09,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:16:09,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 208 states and 446 transitions. [2024-12-06 03:16:09,678 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 446 transitions. [2024-12-06 03:16:09,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 03:16:09,679 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:16:09,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:16:09,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:16:10,423 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-12-06 03:16:15,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:16:15,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 211 states and 449 transitions. [2024-12-06 03:16:15,448 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 449 transitions. [2024-12-06 03:16:15,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 03:16:15,448 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:16:15,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:16:15,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:16:18,790 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 1 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:16:32,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:16:32,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 219 states and 461 transitions. [2024-12-06 03:16:32,696 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 461 transitions. [2024-12-06 03:16:32,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-12-06 03:16:32,697 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:16:32,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:16:32,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:16:34,698 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 03:16:41,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:16:41,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 223 states and 465 transitions. [2024-12-06 03:16:41,777 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 465 transitions. [2024-12-06 03:16:41,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-12-06 03:16:41,777 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:16:41,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:16:41,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:16:41,806 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 03:16:41,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:16:41,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:16:41,911 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 03:16:41,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:16:41,979 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 56 iterations. [2024-12-06 03:16:42,012 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 03:16:42 ImpRootNode [2024-12-06 03:16:42,013 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 03:16:42,013 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 03:16:42,013 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 03:16:42,014 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 03:16:42,014 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:11:23" (3/4) ... [2024-12-06 03:16:42,015 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-12-06 03:16:42,060 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 29. [2024-12-06 03:16:42,119 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca3dc3da-8993-4824-be5e-c8bdf01fe852/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 03:16:42,120 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca3dc3da-8993-4824-be5e-c8bdf01fe852/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 03:16:42,120 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 03:16:42,121 INFO L158 Benchmark]: Toolchain (without parser) took 319539.42ms. Allocated memory was 142.6MB in the beginning and 947.9MB in the end (delta: 805.3MB). Free memory was 117.1MB in the beginning and 587.1MB in the end (delta: -470.0MB). Peak memory consumption was 330.3MB. Max. memory is 16.1GB. [2024-12-06 03:16:42,121 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:16:42,121 INFO L158 Benchmark]: CACSL2BoogieTranslator took 178.84ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 106.0MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:16:42,122 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.47ms. Allocated memory is still 142.6MB. Free memory was 105.7MB in the beginning and 104.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:16:42,122 INFO L158 Benchmark]: Boogie Preprocessor took 23.05ms. Allocated memory is still 142.6MB. Free memory was 104.6MB in the beginning and 103.7MB in the end (delta: 915.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:16:42,122 INFO L158 Benchmark]: RCFGBuilder took 325.18ms. Allocated memory is still 142.6MB. Free memory was 103.7MB in the beginning and 88.2MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 03:16:42,122 INFO L158 Benchmark]: CodeCheck took 318872.46ms. Allocated memory was 142.6MB in the beginning and 947.9MB in the end (delta: 805.3MB). Free memory was 88.2MB in the beginning and 595.5MB in the end (delta: -507.3MB). Peak memory consumption was 296.7MB. Max. memory is 16.1GB. [2024-12-06 03:16:42,123 INFO L158 Benchmark]: Witness Printer took 106.55ms. Allocated memory is still 947.9MB. Free memory was 595.5MB in the beginning and 587.1MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:16:42,124 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 1 procedures, 14 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 318.8s, OverallIterations: 56, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 13 mSolverCounterUnknown, 9171 SdHoareTripleChecker+Valid, 275.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7586 mSDsluCounter, 1399 SdHoareTripleChecker+Invalid, 262.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1072 mSDsCounter, 16549 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 51771 IncrementalHoareTripleChecker+Invalid, 68333 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 16549 mSolverCounterUnsat, 327 mSDtfsCounter, 51771 mSolverCounterSat, 0.9s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 14898 GetRequests, 13256 SyntacticMatches, 576 SemanticMatches, 1066 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 615859 ImplicationChecksByTransitivity, 286.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 54.2s InterpolantComputationTime, 1328 NumberOfCodeBlocks, 1328 NumberOfCodeBlocksAsserted, 56 NumberOfCheckSat, 1240 ConstructedInterpolants, 0 QuantifiedInterpolants, 11342 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 55 InterpolantComputations, 2 PerfectInterpolantSequences, 337/1412 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, ConComCheckerStatistics: No data available - CounterExampleResult [Line: 7]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L14] unsigned int SIZE=__VERIFIER_nondet_uint(); [L15] COND FALSE !(SIZE >= 4000000000 / sizeof(int)) [L18] int i, j, k, key; [L19] int v[SIZE]; [L20] j=0 VAL [SIZE=4, j=0, v={16587:0}] [L20] COND TRUE j=0) && (v[i]>key) [L25] EXPR v[i] [L25] (i>=0) && (v[i]>key) VAL [SIZE=4, i=0, j=1, key=-2147461161, v={16587:0}] [L25] COND FALSE !((i>=0) && (v[i]>key)) [L30] v[i+1] = key [L22] j++ VAL [SIZE=4, j=2, v={16587:0}] [L22] COND TRUE j=0) && (v[i]>key) [L25] EXPR v[i] [L25] (i>=0) && (v[i]>key) VAL [SIZE=4, i=1, j=2, key=2147457477, v={16587:0}] [L25] COND FALSE !((i>=0) && (v[i]>key)) [L30] v[i+1] = key [L22] j++ VAL [SIZE=4, j=3, v={16587:0}] [L22] COND TRUE j=0) && (v[i]>key) [L25] EXPR v[i] [L25] (i>=0) && (v[i]>key) VAL [SIZE=4, i=2, j=3, key=-2147461162, v={16587:0}] [L25] COND TRUE (i>=0) && (v[i]>key) [L26] COND FALSE !(i<2) [L28] i = i - 1 VAL [SIZE=4, i=1, j=3, key=-2147461162, v={16587:0}] [L25] (i>=0) && (v[i]>key) [L25] EXPR v[i] [L25] (i>=0) && (v[i]>key) VAL [SIZE=4, i=1, j=3, key=-2147461162, v={16587:0}] [L25] COND TRUE (i>=0) && (v[i]>key) [L26] COND TRUE i<2 [L27] EXPR v[i] [L27] v[i+1] = v[i] [L28] i = i - 1 VAL [SIZE=4, i=0, j=3, key=-2147461162, v={16587:0}] [L25] (i>=0) && (v[i]>key) [L25] EXPR v[i] [L25] (i>=0) && (v[i]>key) VAL [SIZE=4, i=0, j=3, key=-2147461162, v={16587:0}] [L25] COND FALSE !((i>=0) && (v[i]>key)) [L30] v[i+1] = key [L22] j++ VAL [SIZE=4, j=4, v={16587:0}] [L22] COND FALSE !(j