./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/indp5.c --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_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/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_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/indp5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/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_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/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 74cd32c72cd70d8592a00c1c607545b16193fd55a0cff14185e764bbc115500b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:06:53,127 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:06:53,227 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:06:53,236 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:06:53,237 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:06:53,276 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:06:53,278 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:06:53,278 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:06:53,279 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:06:53,279 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:06:53,280 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:06:53,281 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:06:53,281 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:06:53,281 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:06:53,281 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:06:53,281 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:06:53,281 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:06:53,281 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:06:53,281 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:06:53,282 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:06:53,282 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:06:53,282 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:06:53,283 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:06:53,283 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:06:53,283 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:06:53,283 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:06:53,283 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:06:53,283 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:06:53,284 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:06:53,284 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:06:53,284 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:06:53,284 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:06:53,284 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:06:53,285 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_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/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 -> 74cd32c72cd70d8592a00c1c607545b16193fd55a0cff14185e764bbc115500b [2024-11-13 21:06:53,644 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:06:53,655 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:06:53,659 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:06:53,660 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:06:53,660 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:06:53,662 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/array-fpi/indp5.c Unable to find full path for "g++" [2024-11-13 21:06:55,562 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:06:55,813 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:06:55,814 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/sv-benchmarks/c/array-fpi/indp5.c [2024-11-13 21:06:55,821 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/data/7f11b7ffd/6e2ce54080c546d18ec13a8d3ed95567/FLAG5ff511b2a [2024-11-13 21:06:55,837 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/data/7f11b7ffd/6e2ce54080c546d18ec13a8d3ed95567 [2024-11-13 21:06:55,839 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:06:55,841 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:06:55,843 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:06:55,843 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:06:55,847 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:06:55,848 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:06:55" (1/1) ... [2024-11-13 21:06:55,849 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f1591f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:55, skipping insertion in model container [2024-11-13 21:06:55,850 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:06:55" (1/1) ... [2024-11-13 21:06:55,871 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:06:56,067 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_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/sv-benchmarks/c/array-fpi/indp5.c[588,601] [2024-11-13 21:06:56,105 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:06:56,119 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:06:56,136 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_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/sv-benchmarks/c/array-fpi/indp5.c[588,601] [2024-11-13 21:06:56,155 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:06:56,180 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:06:56,181 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:56 WrapperNode [2024-11-13 21:06:56,181 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:06:56,182 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:06:56,183 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:06:56,183 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:06:56,194 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:56" (1/1) ... [2024-11-13 21:06:56,206 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:56" (1/1) ... [2024-11-13 21:06:56,242 INFO L138 Inliner]: procedures = 17, calls = 33, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 99 [2024-11-13 21:06:56,242 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:06:56,242 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:06:56,243 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:06:56,243 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:06:56,251 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:56" (1/1) ... [2024-11-13 21:06:56,252 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:56" (1/1) ... [2024-11-13 21:06:56,255 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:56" (1/1) ... [2024-11-13 21:06:56,255 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:56" (1/1) ... [2024-11-13 21:06:56,271 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:56" (1/1) ... [2024-11-13 21:06:56,276 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:56" (1/1) ... [2024-11-13 21:06:56,277 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:56" (1/1) ... [2024-11-13 21:06:56,278 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:56" (1/1) ... [2024-11-13 21:06:56,283 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:06:56,284 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:06:56,284 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:06:56,284 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:06:56,285 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:56" (1/1) ... [2024-11-13 21:06:56,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:06:56,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:06:56,328 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:06:56,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:06:56,366 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:06:56,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:06:56,366 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:06:56,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 21:06:56,366 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 21:06:56,366 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:06:56,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:06:56,367 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 21:06:56,367 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:06:56,449 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:06:56,451 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:06:56,705 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-13 21:06:56,705 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:06:56,797 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:06:56,797 INFO L316 CfgBuilder]: Removed 5 assume(true) statements. [2024-11-13 21:06:56,798 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:06:56 BoogieIcfgContainer [2024-11-13 21:06:56,798 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:06:56,799 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:06:56,799 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:06:56,811 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:06:56,812 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:06:56" (1/1) ... [2024-11-13 21:06:56,822 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:06:56,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:56,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2024-11-13 21:06:56,893 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2024-11-13 21:06:56,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 21:06:56,896 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:56,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:06:57,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:57,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:06:57,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:57,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2024-11-13 21:06:57,307 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2024-11-13 21:06:57,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 21:06:57,307 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:57,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:06:57,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:57,511 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 21:06:57,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:57,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2024-11-13 21:06:57,625 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2024-11-13 21:06:57,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 21:06:57,625 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:57,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:06:57,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:57,769 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:06:57,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:57,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 16 states and 24 transitions. [2024-11-13 21:06:57,815 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 24 transitions. [2024-11-13 21:06:57,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 21:06:57,815 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:57,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:06:57,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:57,985 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 21:06:58,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:58,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 17 states and 26 transitions. [2024-11-13 21:06:58,035 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 26 transitions. [2024-11-13 21:06:58,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 21:06:58,036 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:58,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:06:58,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:58,153 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:06:58,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:58,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 18 states and 28 transitions. [2024-11-13 21:06:58,221 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 28 transitions. [2024-11-13 21:06:58,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 21:06:58,222 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:58,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:06:58,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:06:58,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:58,399 INFO L255 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-13 21:06:58,408 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:58,478 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-13 21:06:58,491 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-13 21:06:58,588 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2024-11-13 21:06:58,725 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 21 [2024-11-13 21:06:58,819 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 21 [2024-11-13 21:06:58,878 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 21 [2024-11-13 21:06:58,948 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 21 [2024-11-13 21:06:59,039 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:07:00,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:00,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 29 states and 64 transitions. [2024-11-13 21:07:00,199 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 64 transitions. [2024-11-13 21:07:00,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 21:07:00,201 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:00,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:07:00,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:00,529 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 21:07:01,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:01,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 32 states and 70 transitions. [2024-11-13 21:07:01,564 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 70 transitions. [2024-11-13 21:07:01,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 21:07:01,565 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:01,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:07:01,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:01,859 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 21:07:02,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:02,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 33 states and 70 transitions. [2024-11-13 21:07:02,230 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 70 transitions. [2024-11-13 21:07:02,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 21:07:02,230 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:02,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:07:02,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:02,409 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 21:07:02,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:02,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 34 states and 70 transitions. [2024-11-13 21:07:02,665 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 70 transitions. [2024-11-13 21:07:02,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 21:07:02,666 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:02,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:07:02,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:02,872 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 21:07:02,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:02,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 35 states and 70 transitions. [2024-11-13 21:07:02,922 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 70 transitions. [2024-11-13 21:07:02,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 21:07:02,923 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:02,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:07:02,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:03,059 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-13 21:07:03,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:03,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 39 states and 75 transitions. [2024-11-13 21:07:03,609 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 75 transitions. [2024-11-13 21:07:03,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 21:07:03,609 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:03,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:07:03,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:03,992 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 21:07:04,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:04,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 37 states and 66 transitions. [2024-11-13 21:07:04,468 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 66 transitions. [2024-11-13 21:07:04,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 21:07:04,468 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:04,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:07:04,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:04,593 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-13 21:07:04,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:04,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 65 transitions. [2024-11-13 21:07:04,706 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 65 transitions. [2024-11-13 21:07:04,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 21:07:04,706 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:04,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:07:04,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:05,009 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 21:07:05,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:05,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 34 states and 55 transitions. [2024-11-13 21:07:05,168 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 55 transitions. [2024-11-13 21:07:05,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 21:07:05,168 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:05,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:07:05,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:05,315 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 21:07:05,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:05,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 52 transitions. [2024-11-13 21:07:05,775 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 52 transitions. [2024-11-13 21:07:05,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 21:07:05,775 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:05,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:07:05,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:07:05,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:05,964 INFO L255 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 57 conjuncts are in the unsatisfiable core [2024-11-13 21:07:05,991 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:07:06,010 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-13 21:07:06,024 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-13 21:07:06,106 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2024-11-13 21:07:06,215 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 30 [2024-11-13 21:07:06,442 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 21:07:06,442 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 33 [2024-11-13 21:07:06,551 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 21:07:06,551 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 33 [2024-11-13 21:07:06,815 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 21:07:06,816 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 33 [2024-11-13 21:07:06,939 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 21:07:06,939 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 33 [2024-11-13 21:07:07,189 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 21:07:07,190 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 33 [2024-11-13 21:07:07,310 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 21:07:07,310 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 33 [2024-11-13 21:07:07,572 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 21:07:07,573 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 33 [2024-11-13 21:07:07,713 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 21:07:07,714 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 33 [2024-11-13 21:07:07,865 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:07:13,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:13,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 47 states and 72 transitions. [2024-11-13 21:07:13,246 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2024-11-13 21:07:13,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:07:13,246 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:13,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:07:13,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:13,683 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 21:07:15,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:15,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 49 states and 74 transitions. [2024-11-13 21:07:15,055 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 74 transitions. [2024-11-13 21:07:15,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:07:15,056 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:15,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:07:15,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:15,287 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 21:07:16,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:16,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 50 states and 74 transitions. [2024-11-13 21:07:16,743 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 74 transitions. [2024-11-13 21:07:16,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 21:07:16,744 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:16,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:07:16,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:16,967 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 21:07:17,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:17,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 51 states and 74 transitions. [2024-11-13 21:07:17,984 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 74 transitions. [2024-11-13 21:07:17,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 21:07:17,984 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:17,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:07:18,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:18,192 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-13 21:07:19,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:19,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 52 states and 74 transitions. [2024-11-13 21:07:19,409 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 74 transitions. [2024-11-13 21:07:19,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 21:07:19,412 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:19,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:07:19,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:07:19,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:19,818 INFO L255 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 77 conjuncts are in the unsatisfiable core [2024-11-13 21:07:19,824 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:07:19,837 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-13 21:07:19,844 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-13 21:07:19,949 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2024-11-13 21:07:20,057 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2024-11-13 21:07:20,207 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 38 [2024-11-13 21:07:20,607 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 41 [2024-11-13 21:07:20,739 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 41 [2024-11-13 21:07:20,890 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 41 [2024-11-13 21:07:21,188 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 41 [2024-11-13 21:07:21,343 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 41 [2024-11-13 21:07:21,526 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 41 [2024-11-13 21:07:21,839 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 41 [2024-11-13 21:07:22,010 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 41 [2024-11-13 21:07:22,214 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 41 [2024-11-13 21:07:22,544 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 41 [2024-11-13 21:07:22,691 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 41 [2024-11-13 21:07:22,884 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 41 [2024-11-13 21:07:23,048 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:07:33,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:33,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 69 states and 100 transitions. [2024-11-13 21:07:33,372 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 100 transitions. [2024-11-13 21:07:33,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 21:07:33,372 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:33,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:07:33,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:33,614 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-13 21:07:35,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:35,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 71 states and 104 transitions. [2024-11-13 21:07:35,482 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 104 transitions. [2024-11-13 21:07:35,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 21:07:35,483 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:35,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:07:35,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:36,245 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-13 21:07:37,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:37,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 74 states and 109 transitions. [2024-11-13 21:07:37,949 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 109 transitions. [2024-11-13 21:07:37,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 21:07:37,949 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:37,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:07:37,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:38,166 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-13 21:07:41,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:41,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 79 states and 114 transitions. [2024-11-13 21:07:41,468 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 114 transitions. [2024-11-13 21:07:41,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 21:07:41,469 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:41,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:07:41,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:41,757 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-13 21:07:44,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:44,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 84 states and 118 transitions. [2024-11-13 21:07:44,030 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 118 transitions. [2024-11-13 21:07:44,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 21:07:44,030 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:44,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:07:44,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:45,627 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 12 proven. 24 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 21:07:48,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:48,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 76 states and 107 transitions. [2024-11-13 21:07:48,704 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 107 transitions. [2024-11-13 21:07:48,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 21:07:48,704 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:48,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:07:48,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:48,902 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-13 21:07:51,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:51,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 77 states and 108 transitions. [2024-11-13 21:07:51,409 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 108 transitions. [2024-11-13 21:07:51,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 21:07:51,410 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:51,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:07:51,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:07:52,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:52,815 INFO L255 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 99 conjuncts are in the unsatisfiable core [2024-11-13 21:07:52,823 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:07:52,834 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-13 21:07:52,843 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-13 21:07:53,057 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2024-11-13 21:07:53,246 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:07:53,247 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 28 [2024-11-13 21:07:53,467 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:07:53,467 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 38 [2024-11-13 21:07:53,706 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:07:53,707 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 40 treesize of output 48 [2024-11-13 21:07:54,351 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-13 21:07:54,352 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 47 treesize of output 51 [2024-11-13 21:07:54,616 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:07:54,617 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 47 treesize of output 51 [2024-11-13 21:07:54,871 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:07:54,871 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 47 treesize of output 51 [2024-11-13 21:07:55,141 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:07:55,142 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 47 treesize of output 51 [2024-11-13 21:07:55,591 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-13 21:07:55,591 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 47 treesize of output 51 [2024-11-13 21:07:55,820 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:07:55,820 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 47 treesize of output 51 [2024-11-13 21:07:56,101 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:07:56,102 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 47 treesize of output 51 [2024-11-13 21:07:56,346 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:07:56,347 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 47 treesize of output 51 [2024-11-13 21:07:56,810 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-13 21:07:56,810 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 47 treesize of output 51 [2024-11-13 21:07:57,060 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:07:57,061 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 47 treesize of output 51 [2024-11-13 21:07:57,365 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:07:57,365 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 47 treesize of output 51 [2024-11-13 21:07:57,606 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:07:57,606 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 47 treesize of output 51 [2024-11-13 21:07:58,073 INFO L349 Elim1Store]: treesize reduction 20, result has 37.5 percent of original size [2024-11-13 21:07:58,073 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 47 treesize of output 55 [2024-11-13 21:07:58,314 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 51 [2024-11-13 21:07:58,605 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-13 21:07:58,605 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 47 treesize of output 51 [2024-11-13 21:07:58,869 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-13 21:07:58,869 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 47 treesize of output 51 [2024-11-13 21:07:59,132 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:08:18,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:08:18,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 98 states and 135 transitions. [2024-11-13 21:08:18,923 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 135 transitions. [2024-11-13 21:08:18,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 21:08:18,924 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:08:18,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:08:18,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:08:19,455 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-13 21:08:21,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:08:21,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 98 states and 133 transitions. [2024-11-13 21:08:21,955 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 133 transitions. [2024-11-13 21:08:21,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 21:08:21,955 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:08:21,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:08:21,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:08:23,471 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 10 proven. 21 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-13 21:08:28,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:08:28,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 99 states and 136 transitions. [2024-11-13 21:08:28,105 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 136 transitions. [2024-11-13 21:08:28,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 21:08:28,105 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:08:28,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:08:28,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:08:28,520 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2024-11-13 21:08:32,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:08:32,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 101 states and 139 transitions. [2024-11-13 21:08:32,285 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 139 transitions. [2024-11-13 21:08:32,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 21:08:32,285 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:08:32,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:08:32,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:08:32,733 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-13 21:08:36,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:08:36,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 102 states and 139 transitions. [2024-11-13 21:08:36,757 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 139 transitions. [2024-11-13 21:08:36,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 21:08:36,757 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:08:36,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:08:36,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:08:37,292 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-11-13 21:08:41,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:08:41,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 103 states and 141 transitions. [2024-11-13 21:08:41,273 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 141 transitions. [2024-11-13 21:08:41,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 21:08:41,274 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:08:41,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:08:41,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:08:41,743 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-11-13 21:08:42,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:08:42,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 104 states and 142 transitions. [2024-11-13 21:08:42,458 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 142 transitions. [2024-11-13 21:08:42,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 21:08:42,459 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:08:42,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:08:43,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:08:44,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:08:44,608 INFO L255 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 119 conjuncts are in the unsatisfiable core [2024-11-13 21:08:44,617 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:08:44,627 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-13 21:08:44,633 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-13 21:08:44,643 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2024-11-13 21:08:44,669 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:08:44,669 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 28 [2024-11-13 21:08:44,697 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:08:44,697 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 38 [2024-11-13 21:08:44,736 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:08:44,737 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 40 treesize of output 48 [2024-11-13 21:08:45,098 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:08:45,099 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 47 treesize of output 58 [2024-11-13 21:08:45,829 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-13 21:08:45,829 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 16 case distinctions, treesize of input 54 treesize of output 61 [2024-11-13 21:08:46,153 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:08:46,154 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 54 treesize of output 61 [2024-11-13 21:08:46,509 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:08:46,510 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 54 treesize of output 61 [2024-11-13 21:08:46,837 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:08:46,837 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 54 treesize of output 61 [2024-11-13 21:08:47,184 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:08:47,184 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 54 treesize of output 61 [2024-11-13 21:08:47,840 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-13 21:08:47,840 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 16 case distinctions, treesize of input 54 treesize of output 61 [2024-11-13 21:08:48,174 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:08:48,175 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 54 treesize of output 61 [2024-11-13 21:08:48,517 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:08:48,517 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 54 treesize of output 61 [2024-11-13 21:08:48,870 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:08:48,870 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 54 treesize of output 61 [2024-11-13 21:08:49,222 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:08:49,223 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 54 treesize of output 61 [2024-11-13 21:08:50,101 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-13 21:08:50,101 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 16 case distinctions, treesize of input 54 treesize of output 61 [2024-11-13 21:08:50,429 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:08:50,429 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 54 treesize of output 61 [2024-11-13 21:08:50,783 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:08:50,783 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 54 treesize of output 61 [2024-11-13 21:08:51,131 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:08:51,131 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 54 treesize of output 61 [2024-11-13 21:08:51,477 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:08:51,477 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 54 treesize of output 61 [2024-11-13 21:08:52,158 INFO L349 Elim1Store]: treesize reduction 20, result has 37.5 percent of original size [2024-11-13 21:08:52,159 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 16 case distinctions, treesize of input 54 treesize of output 65 [2024-11-13 21:08:52,500 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 61 [2024-11-13 21:08:52,897 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-13 21:08:52,897 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 16 case distinctions, treesize of input 54 treesize of output 61 [2024-11-13 21:08:53,263 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-13 21:08:53,263 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 16 case distinctions, treesize of input 54 treesize of output 61 [2024-11-13 21:08:53,713 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-13 21:08:53,713 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 16 case distinctions, treesize of input 54 treesize of output 61 [2024-11-13 21:08:54,167 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:09:19,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:09:19,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 127 states and 171 transitions. [2024-11-13 21:09:19,474 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 171 transitions. [2024-11-13 21:09:19,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 21:09:19,475 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:09:19,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:09:19,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:09:21,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:09:21,217 INFO L255 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 121 conjuncts are in the unsatisfiable core [2024-11-13 21:09:21,225 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:09:21,235 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-13 21:09:21,241 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-13 21:09:21,254 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2024-11-13 21:09:21,277 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:09:21,277 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 28 [2024-11-13 21:09:21,300 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:09:21,300 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 38 [2024-11-13 21:09:21,328 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:09:21,328 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 40 treesize of output 48 [2024-11-13 21:09:21,365 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:09:21,365 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 47 treesize of output 58 [2024-11-13 21:09:21,452 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-13 21:09:21,452 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 16 case distinctions, treesize of input 54 treesize of output 61 [2024-11-13 21:09:21,505 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:09:21,505 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 54 treesize of output 61 [2024-11-13 21:09:21,539 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:09:21,539 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 54 treesize of output 61 [2024-11-13 21:09:21,589 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:09:21,589 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 54 treesize of output 61 [2024-11-13 21:09:21,629 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:09:21,629 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 54 treesize of output 61 [2024-11-13 21:09:21,702 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-13 21:09:21,703 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 16 case distinctions, treesize of input 54 treesize of output 61 [2024-11-13 21:09:21,825 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:09:21,825 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 54 treesize of output 61 [2024-11-13 21:09:21,863 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:09:21,863 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 54 treesize of output 61 [2024-11-13 21:09:21,927 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:09:21,927 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 54 treesize of output 61 [2024-11-13 21:09:21,969 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:09:21,969 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 54 treesize of output 61 [2024-11-13 21:09:22,062 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-13 21:09:22,063 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 16 case distinctions, treesize of input 54 treesize of output 61 [2024-11-13 21:09:22,126 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:09:22,126 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 54 treesize of output 61 [2024-11-13 21:09:22,181 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:09:22,182 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 54 treesize of output 61 [2024-11-13 21:09:22,253 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:09:22,254 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 54 treesize of output 61 [2024-11-13 21:09:22,305 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:09:22,305 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 54 treesize of output 61 [2024-11-13 21:09:22,392 INFO L349 Elim1Store]: treesize reduction 20, result has 37.5 percent of original size [2024-11-13 21:09:22,392 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 16 case distinctions, treesize of input 54 treesize of output 65 [2024-11-13 21:09:22,442 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 61 [2024-11-13 21:09:22,516 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-13 21:09:22,516 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 16 case distinctions, treesize of input 54 treesize of output 61 [2024-11-13 21:09:22,570 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-13 21:09:22,571 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 16 case distinctions, treesize of input 54 treesize of output 61 [2024-11-13 21:09:22,648 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-13 21:09:22,648 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 16 case distinctions, treesize of input 54 treesize of output 61 [2024-11-13 21:09:23,193 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:09:26,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:09:26,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 129 states and 173 transitions. [2024-11-13 21:09:26,092 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 173 transitions. [2024-11-13 21:09:26,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 21:09:26,092 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:09:26,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:09:26,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:09:26,608 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-11-13 21:09:31,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:09:31,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 130 states and 172 transitions. [2024-11-13 21:09:31,383 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 172 transitions. [2024-11-13 21:09:31,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 21:09:31,383 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:09:31,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:09:31,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:09:31,818 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2024-11-13 21:09:39,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:09:39,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 132 states and 175 transitions. [2024-11-13 21:09:39,425 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 175 transitions. [2024-11-13 21:09:39,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-13 21:09:39,425 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:09:39,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:09:39,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:09:39,929 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2024-11-13 21:09:46,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:09:46,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 133 states and 175 transitions. [2024-11-13 21:09:46,080 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 175 transitions. [2024-11-13 21:09:46,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-13 21:09:46,080 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:09:46,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:09:46,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:09:46,561 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2024-11-13 21:09:53,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:09:53,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 135 states and 178 transitions. [2024-11-13 21:09:53,717 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 178 transitions. [2024-11-13 21:09:53,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 21:09:53,717 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:09:53,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:09:54,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:09:57,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:09:57,263 INFO L255 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 141 conjuncts are in the unsatisfiable core [2024-11-13 21:09:57,273 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:09:57,283 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-13 21:09:57,298 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-13 21:09:57,314 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2024-11-13 21:09:57,354 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:09:57,354 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 28 [2024-11-13 21:09:57,389 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:09:57,389 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 38 [2024-11-13 21:09:57,420 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:09:57,420 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 40 treesize of output 48 [2024-11-13 21:09:57,466 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:09:57,466 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 47 treesize of output 58 [2024-11-13 21:09:58,025 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:09:58,025 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 54 treesize of output 68 [2024-11-13 21:09:59,120 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-13 21:09:59,120 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 22 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:09:59,724 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:09:59,724 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:10:00,300 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:10:00,300 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:10:00,819 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:10:00,819 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:10:01,336 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:10:01,336 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:10:01,966 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:10:01,966 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:10:03,106 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-13 21:10:03,106 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 22 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:10:03,639 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:10:03,640 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:10:04,225 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:10:04,225 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:10:04,780 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:10:04,780 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:10:05,326 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:10:05,327 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:10:05,871 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:10:05,871 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:10:06,951 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-13 21:10:06,952 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 22 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:10:07,473 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:10:07,473 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:10:08,030 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:10:08,030 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:10:08,578 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:10:08,578 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:10:09,131 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:10:09,131 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:10:09,755 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:10:09,755 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:10:10,940 INFO L349 Elim1Store]: treesize reduction 20, result has 37.5 percent of original size [2024-11-13 21:10:10,940 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 22 case distinctions, treesize of input 61 treesize of output 75 [2024-11-13 21:10:11,453 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 16 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:10:12,066 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-13 21:10:12,066 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 22 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:10:12,635 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-13 21:10:12,636 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 22 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:10:13,261 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-13 21:10:13,262 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 22 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:10:13,835 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-13 21:10:13,836 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 22 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:10:14,608 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:10:56,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:10:56,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 161 states and 210 transitions. [2024-11-13 21:10:56,579 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 210 transitions. [2024-11-13 21:10:56,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 21:10:56,579 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:10:56,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:10:57,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:11:00,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:11:00,685 INFO L255 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 141 conjuncts are in the unsatisfiable core [2024-11-13 21:11:00,706 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:11:00,747 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-13 21:11:01,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:11:01,455 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2024-11-13 21:11:02,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:11:02,029 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2024-11-13 21:11:02,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:11:02,658 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 38 [2024-11-13 21:11:03,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:11:03,310 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 48 [2024-11-13 21:11:03,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:11:03,963 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 58 [2024-11-13 21:11:04,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:11:04,732 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 16 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 68 [2024-11-13 21:11:06,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:11:06,271 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 16 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:11:06,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:11:06,961 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 16 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:11:07,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:11:07,629 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 16 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:11:08,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:11:08,221 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 16 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:11:08,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:11:08,893 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 16 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:11:09,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:11:09,647 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 16 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:11:11,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:11:11,015 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 16 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:11:11,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:11:11,691 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 16 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:11:12,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:11:12,425 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 16 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:11:13,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:11:13,110 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 16 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:11:13,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:11:13,781 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 16 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:11:14,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:11:14,483 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 16 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:11:16,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:11:16,011 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 16 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:11:16,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:11:16,671 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 16 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:11:17,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:11:17,383 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 16 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:11:18,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:11:18,089 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 16 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:11:18,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:11:18,810 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 16 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:11:19,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:11:19,526 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 16 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:11:21,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:11:21,043 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 16 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:11:21,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:11:21,688 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 16 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:11:22,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:11:22,373 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 16 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:11:23,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:11:23,049 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 16 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:11:23,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:11:23,703 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 16 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:11:24,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:11:24,613 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 16 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:11:25,715 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:12:28,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:12:28,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 186 states and 239 transitions. [2024-11-13 21:12:28,283 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 239 transitions. [2024-11-13 21:12:28,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 21:12:28,284 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:12:28,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:12:29,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:12:32,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:12:32,165 INFO L255 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 139 conjuncts are in the unsatisfiable core [2024-11-13 21:12:32,174 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:12:32,187 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-13 21:12:32,193 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-13 21:12:32,212 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2024-11-13 21:12:32,455 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:12:32,456 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 28 [2024-11-13 21:12:32,487 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:12:32,488 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 38 [2024-11-13 21:12:32,525 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:12:32,526 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 40 treesize of output 48 [2024-11-13 21:12:32,565 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:12:32,566 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 47 treesize of output 58 [2024-11-13 21:12:32,624 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:12:32,625 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 54 treesize of output 68 [2024-11-13 21:12:32,719 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-13 21:12:32,719 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 22 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:12:32,767 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:12:32,768 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:12:32,825 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:12:32,825 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:12:32,877 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:12:32,877 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:12:32,930 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:12:32,930 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:12:32,990 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:12:32,990 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:12:33,086 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-13 21:12:33,086 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 22 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:12:33,150 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:12:33,151 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:12:33,206 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:12:33,206 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:12:33,261 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:12:33,261 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:12:33,327 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:12:33,328 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:12:33,391 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:12:33,392 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:12:33,504 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-13 21:12:33,504 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 22 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:12:33,560 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:12:33,561 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:12:33,627 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:12:33,628 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:12:33,700 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:12:33,700 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:12:33,770 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:12:33,770 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:12:33,835 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:12:33,835 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:12:33,972 INFO L349 Elim1Store]: treesize reduction 20, result has 37.5 percent of original size [2024-11-13 21:12:33,972 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 22 case distinctions, treesize of input 61 treesize of output 75 [2024-11-13 21:12:34,056 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 16 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:12:34,152 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-13 21:12:34,153 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 22 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:12:34,220 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-13 21:12:34,220 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 22 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:12:34,291 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-13 21:12:34,291 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 22 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:12:34,358 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-13 21:12:34,358 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 22 case distinctions, treesize of input 61 treesize of output 71 [2024-11-13 21:12:34,398 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:12:38,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:12:38,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 188 states and 242 transitions. [2024-11-13 21:12:38,057 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 242 transitions. [2024-11-13 21:12:38,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 21:12:38,058 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:12:38,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:12:38,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:12:40,989 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2024-11-13 21:12:45,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:12:45,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 181 states and 233 transitions. [2024-11-13 21:12:45,568 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 233 transitions. [2024-11-13 21:12:45,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 21:12:45,569 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:12:45,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:12:45,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:12:46,219 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2024-11-13 21:12:49,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:12:49,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 181 states and 232 transitions. [2024-11-13 21:12:49,259 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 232 transitions. [2024-11-13 21:12:49,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-13 21:12:49,259 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:12:49,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:12:49,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:12:51,982 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 21 proven. 36 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2024-11-13 21:13:02,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:13:02,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 183 states and 237 transitions. [2024-11-13 21:13:02,629 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 237 transitions. [2024-11-13 21:13:02,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-13 21:13:02,630 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:13:02,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:13:02,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:13:03,207 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-11-13 21:13:17,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:13:17,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 191 states and 247 transitions. [2024-11-13 21:13:17,618 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 247 transitions. [2024-11-13 21:13:17,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 21:13:17,618 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:13:17,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:13:17,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:13:18,278 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2024-11-13 21:13:31,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:13:31,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 192 states and 246 transitions. [2024-11-13 21:13:31,169 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 246 transitions. [2024-11-13 21:13:31,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 21:13:31,170 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:13:31,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:13:31,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:13:36,906 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 42 proven. 51 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-11-13 21:13:43,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:13:43,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 178 states and 230 transitions. [2024-11-13 21:13:43,587 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 230 transitions. [2024-11-13 21:13:43,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 21:13:43,588 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:13:43,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:13:43,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:13:44,236 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-13 21:13:55,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:13:55,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 172 states and 224 transitions. [2024-11-13 21:13:55,920 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 224 transitions. [2024-11-13 21:13:55,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 21:13:55,920 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:13:55,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:13:55,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:13:56,487 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-13 21:13:58,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:13:58,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 173 states and 225 transitions. [2024-11-13 21:13:58,053 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 225 transitions. [2024-11-13 21:13:58,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-13 21:13:58,054 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:13:58,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:13:59,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:14:06,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:14:06,768 INFO L255 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 165 conjuncts are in the unsatisfiable core [2024-11-13 21:14:06,778 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:14:06,784 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-13 21:14:06,795 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-13 21:14:06,819 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2024-11-13 21:14:07,106 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:14:07,107 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 28 [2024-11-13 21:14:07,132 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:14:07,133 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 38 [2024-11-13 21:14:07,179 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:14:07,179 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 40 treesize of output 48 [2024-11-13 21:14:07,221 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:14:07,222 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 47 treesize of output 58 [2024-11-13 21:14:07,262 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:14:07,263 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 54 treesize of output 68 [2024-11-13 21:14:08,124 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:14:08,124 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 61 treesize of output 78 [2024-11-13 21:14:09,846 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-13 21:14:09,846 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 29 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:14:10,639 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:14:10,640 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:14:11,526 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:14:11,526 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:14:12,445 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:14:12,446 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:14:13,334 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:14:13,334 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:14:14,233 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:14:14,233 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:14:15,165 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:14:15,165 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:14:17,152 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-13 21:14:17,153 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 29 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:14:18,012 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:14:18,013 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:14:18,820 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:14:18,820 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:14:19,739 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:14:19,740 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:14:20,694 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:14:20,695 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:14:21,651 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:14:21,651 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:14:22,549 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:14:22,549 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:14:24,759 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-13 21:14:24,760 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 29 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:14:25,688 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:14:25,688 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:14:26,609 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:14:26,609 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:14:27,534 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:14:27,534 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:14:28,410 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:14:28,411 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:14:29,372 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:14:29,373 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:14:30,274 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:14:30,274 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:14:32,105 INFO L349 Elim1Store]: treesize reduction 20, result has 37.5 percent of original size [2024-11-13 21:14:32,105 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 29 case distinctions, treesize of input 68 treesize of output 85 [2024-11-13 21:14:32,992 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:14:33,970 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-13 21:14:33,970 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 29 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:14:34,903 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-13 21:14:34,903 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 29 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:14:35,814 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-13 21:14:35,814 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 29 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:14:36,750 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-13 21:14:36,750 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 29 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:14:37,639 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-13 21:14:37,640 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 29 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:14:38,675 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:15:58,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:15:58,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 203 states and 262 transitions. [2024-11-13 21:15:58,015 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 262 transitions. [2024-11-13 21:15:58,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-13 21:15:58,016 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:15:58,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:15:59,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:16:03,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:16:03,658 INFO L255 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 163 conjuncts are in the unsatisfiable core [2024-11-13 21:16:03,668 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:16:03,679 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-13 21:16:03,690 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-13 21:16:03,711 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2024-11-13 21:16:04,153 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:16:04,153 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 28 [2024-11-13 21:16:04,182 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:16:04,182 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 38 [2024-11-13 21:16:04,222 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:16:04,222 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 40 treesize of output 48 [2024-11-13 21:16:04,262 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:16:04,262 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 47 treesize of output 58 [2024-11-13 21:16:04,303 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:16:04,303 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 54 treesize of output 68 [2024-11-13 21:16:04,357 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:16:04,357 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 61 treesize of output 78 [2024-11-13 21:16:04,493 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-13 21:16:04,493 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 29 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:16:04,553 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:16:04,553 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:16:04,652 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:16:04,652 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:16:04,724 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:16:04,724 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:16:04,802 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:16:04,802 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:16:04,891 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:16:04,891 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:16:04,966 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:16:04,966 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:16:05,141 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-13 21:16:05,141 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 29 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:16:05,217 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:16:05,218 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:16:05,280 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:16:05,281 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:16:05,359 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:16:05,359 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:16:05,423 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:16:05,423 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:16:05,480 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:16:05,480 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:16:05,529 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:16:05,530 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:16:05,644 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-13 21:16:05,644 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 29 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:16:05,705 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:16:05,705 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:16:05,775 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:16:05,776 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:16:05,836 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:16:05,836 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:16:05,893 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:16:05,893 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:16:05,947 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:16:05,948 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:16:06,000 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:16:06,001 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:16:06,118 INFO L349 Elim1Store]: treesize reduction 20, result has 37.5 percent of original size [2024-11-13 21:16:06,118 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 29 case distinctions, treesize of input 68 treesize of output 85 [2024-11-13 21:16:06,170 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:16:06,263 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-13 21:16:06,264 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 29 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:16:06,353 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-13 21:16:06,353 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 29 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:16:06,442 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-13 21:16:06,442 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 29 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:16:06,519 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-13 21:16:06,519 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 29 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:16:06,616 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-13 21:16:06,616 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 29 case distinctions, treesize of input 68 treesize of output 81 [2024-11-13 21:16:06,676 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:16:14,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:16:14,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 206 states and 264 transitions. [2024-11-13 21:16:14,283 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 264 transitions. [2024-11-13 21:16:14,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-13 21:16:14,283 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:16:14,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:16:14,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:16:14,841 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 21 proven. 43 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-13 21:16:25,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:16:25,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 207 states and 263 transitions. [2024-11-13 21:16:25,971 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 263 transitions. [2024-11-13 21:16:25,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 21:16:25,972 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:16:25,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:16:26,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:16:26,668 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 21 proven. 43 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-11-13 21:16:46,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:16:46,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 209 states and 266 transitions. [2024-11-13 21:16:46,643 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 266 transitions. [2024-11-13 21:16:46,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 21:16:46,643 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:16:46,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:16:46,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:16:47,178 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 21 proven. 43 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-13 21:17:02,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:17:02,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 210 states and 266 transitions. [2024-11-13 21:17:02,433 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 266 transitions. [2024-11-13 21:17:02,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-13 21:17:02,433 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:17:02,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:17:02,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:17:03,145 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 21 proven. 43 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-11-13 21:17:17,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:17:17,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 211 states and 268 transitions. [2024-11-13 21:17:17,893 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 268 transitions. [2024-11-13 21:17:17,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-13 21:17:17,894 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:17:17,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:17:17,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:17:18,535 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 21 proven. 43 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-11-13 21:17:20,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:17:20,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 212 states and 269 transitions. [2024-11-13 21:17:20,446 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 269 transitions. [2024-11-13 21:17:20,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-13 21:17:20,448 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:17:20,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:17:21,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:17:32,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:17:32,112 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 21:17:32,116 INFO L158 Benchmark]: Toolchain (without parser) took 636275.14ms. Allocated memory was 117.4MB in the beginning and 1.7GB in the end (delta: 1.6GB). Free memory was 91.6MB in the beginning and 1.1GB in the end (delta: -1.0GB). Peak memory consumption was 614.8MB. Max. memory is 16.1GB. [2024-11-13 21:17:32,117 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 83.9MB. Free memory was 40.0MB in the beginning and 39.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:17:32,117 INFO L158 Benchmark]: CACSL2BoogieTranslator took 339.16ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 79.8MB in the end (delta: 11.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:17:32,117 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.49ms. Allocated memory is still 117.4MB. Free memory was 79.8MB in the beginning and 78.3MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:17:32,118 INFO L158 Benchmark]: Boogie Preprocessor took 41.03ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 77.4MB in the end (delta: 886.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:17:32,118 INFO L158 Benchmark]: RCFGBuilder took 513.64ms. Allocated memory is still 117.4MB. Free memory was 77.4MB in the beginning and 62.8MB in the end (delta: 14.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:17:32,118 INFO L158 Benchmark]: CodeCheck took 635316.65ms. Allocated memory was 117.4MB in the beginning and 1.7GB in the end (delta: 1.6GB). Free memory was 62.3MB in the beginning and 1.1GB in the end (delta: -1.0GB). Peak memory consumption was 589.6MB. Max. memory is 16.1GB. [2024-11-13 21:17:32,120 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 83.9MB. Free memory was 40.0MB in the beginning and 39.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 339.16ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 79.8MB in the end (delta: 11.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.49ms. Allocated memory is still 117.4MB. Free memory was 79.8MB in the beginning and 78.3MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.03ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 77.4MB in the end (delta: 886.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 513.64ms. Allocated memory is still 117.4MB. Free memory was 77.4MB in the beginning and 62.8MB in the end (delta: 14.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 635316.65ms. Allocated memory was 117.4MB in the beginning and 1.7GB in the end (delta: 1.6GB). Free memory was 62.3MB in the beginning and 1.1GB in the end (delta: -1.0GB). Peak memory consumption was 589.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 21:17:32,282 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/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_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/indp5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/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 74cd32c72cd70d8592a00c1c607545b16193fd55a0cff14185e764bbc115500b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:17:35,037 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:17:35,180 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 21:17:35,249 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:17:35,252 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:17:35,252 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:17:35,252 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:17:35,252 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:17:35,253 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:17:35,253 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:17:35,253 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:17:35,253 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:17:35,254 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:17:35,254 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:17:35,255 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:17:35,255 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:17:35,255 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:17:35,255 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:17:35,256 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:17:35,256 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:17:35,256 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:17:35,256 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:17:35,257 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:17:35,257 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:17:35,257 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:17:35,257 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:17:35,257 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:17:35,257 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:17:35,257 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:17:35,258 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:17:35,258 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:17:35,258 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:17:35,258 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:17:35,258 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:17:35,259 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:17:35,259 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:17:35,259 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_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/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 -> 74cd32c72cd70d8592a00c1c607545b16193fd55a0cff14185e764bbc115500b [2024-11-13 21:17:35,611 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:17:35,620 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:17:35,623 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:17:35,624 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:17:35,625 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:17:35,626 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/array-fpi/indp5.c Unable to find full path for "g++" [2024-11-13 21:17:37,534 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:17:37,789 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:17:37,796 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/sv-benchmarks/c/array-fpi/indp5.c [2024-11-13 21:17:37,827 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/data/cda5468da/01d6dfa447394a77b51fdfa0f97c00db/FLAG4e0d9309e [2024-11-13 21:17:37,857 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/data/cda5468da/01d6dfa447394a77b51fdfa0f97c00db [2024-11-13 21:17:37,860 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:17:37,864 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:17:37,866 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:17:37,867 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:17:37,873 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:17:37,875 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:17:37" (1/1) ... [2024-11-13 21:17:37,876 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e79c71a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:17:37, skipping insertion in model container [2024-11-13 21:17:37,876 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:17:37" (1/1) ... [2024-11-13 21:17:37,899 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:17:38,110 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_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/sv-benchmarks/c/array-fpi/indp5.c[588,601] [2024-11-13 21:17:38,158 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:17:38,185 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:17:38,202 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_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/sv-benchmarks/c/array-fpi/indp5.c[588,601] [2024-11-13 21:17:38,228 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:17:38,249 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:17:38,250 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:17:38 WrapperNode [2024-11-13 21:17:38,251 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:17:38,252 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:17:38,253 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:17:38,253 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:17:38,262 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:17:38" (1/1) ... [2024-11-13 21:17:38,274 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:17:38" (1/1) ... [2024-11-13 21:17:38,300 INFO L138 Inliner]: procedures = 19, calls = 33, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 98 [2024-11-13 21:17:38,303 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:17:38,304 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:17:38,304 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:17:38,304 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:17:38,312 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:17:38" (1/1) ... [2024-11-13 21:17:38,312 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:17:38" (1/1) ... [2024-11-13 21:17:38,315 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:17:38" (1/1) ... [2024-11-13 21:17:38,316 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:17:38" (1/1) ... [2024-11-13 21:17:38,325 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:17:38" (1/1) ... [2024-11-13 21:17:38,333 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:17:38" (1/1) ... [2024-11-13 21:17:38,335 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:17:38" (1/1) ... [2024-11-13 21:17:38,336 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:17:38" (1/1) ... [2024-11-13 21:17:38,343 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:17:38,344 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:17:38,347 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:17:38,347 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:17:38,348 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:17:38" (1/1) ... [2024-11-13 21:17:38,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:17:38,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:17:38,386 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:17:38,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:17:38,428 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:17:38,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:17:38,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:17:38,429 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2024-11-13 21:17:38,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 21:17:38,429 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:17:38,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:17:38,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2024-11-13 21:17:38,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:17:38,548 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:17:38,550 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:17:39,019 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-13 21:17:39,020 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:17:39,100 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:17:39,100 INFO L316 CfgBuilder]: Removed 5 assume(true) statements. [2024-11-13 21:17:39,101 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:17:39 BoogieIcfgContainer [2024-11-13 21:17:39,101 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:17:39,101 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:17:39,101 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:17:39,111 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:17:39,112 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:17:39" (1/1) ... [2024-11-13 21:17:39,121 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:17:39,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:17:39,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2024-11-13 21:17:39,176 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2024-11-13 21:17:39,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 21:17:39,179 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:17:39,180 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:17:39,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:17:39,182 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:17:39,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:17:39,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:17:39,325 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:17:39,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:17:39,369 INFO L255 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:17:39,373 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:17:39,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:17:39,497 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 21:17:39,498 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:17:39,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:17:39,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2024-11-13 21:17:39,689 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2024-11-13 21:17:39,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 21:17:39,690 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:17:39,690 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:17:39,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:17:39,693 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:17:39,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:17:39,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:17:39,950 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:17:40,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:17:40,039 INFO L255 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:17:40,040 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:17:40,135 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 21:17:40,139 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 21:17:40,144 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-13 21:17:40,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:17:40,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2024-11-13 21:17:40,533 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2024-11-13 21:17:40,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 21:17:40,534 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:17:40,534 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:17:40,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:17:40,539 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:17:40,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 21:17:40,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:17:40,830 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:17:40,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:17:40,943 INFO L255 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:17:40,945 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:17:41,037 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:17:41,042 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 21:17:41,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:17:41,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 16 states and 24 transitions. [2024-11-13 21:17:41,217 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 24 transitions. [2024-11-13 21:17:41,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 21:17:41,218 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:17:41,218 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:17:41,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:17:41,223 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:17:41,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 21:17:41,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:17:41,498 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:17:41,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:17:41,616 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:17:41,618 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:17:41,740 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 21:17:41,746 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 21:17:41,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:17:41,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 17 states and 26 transitions. [2024-11-13 21:17:41,864 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 26 transitions. [2024-11-13 21:17:41,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 21:17:41,866 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:17:41,866 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:17:41,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:17:41,870 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:17:41,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 21:17:42,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:17:42,151 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:17:42,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:17:42,283 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:17:42,284 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:17:42,484 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:17:42,489 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-13 21:17:42,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:17:42,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 18 states and 28 transitions. [2024-11-13 21:17:42,617 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 28 transitions. [2024-11-13 21:17:42,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 21:17:42,619 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:17:42,619 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:17:42,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:17:42,621 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:17:42,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 21:17:43,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:17:43,195 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:17:43,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:17:43,349 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-13 21:17:43,356 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:17:43,395 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 21:17:43,403 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2024-11-13 21:17:43,437 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-13 21:17:43,633 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 21:17:43,634 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 39 [2024-11-13 21:17:44,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:17:44,163 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 21:17:44,163 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 53 treesize of output 51 [2024-11-13 21:17:44,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:17:44,602 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 21:17:44,603 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 53 treesize of output 51 [2024-11-13 21:17:44,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:17:44,927 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 21:17:44,927 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 53 treesize of output 51 [2024-11-13 21:17:45,218 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 21:17:45,219 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 83 treesize of output 59 [2024-11-13 21:17:45,555 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 21:17:45,555 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 91 treesize of output 53 [2024-11-13 21:17:45,658 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:17:45,666 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-13 21:17:50,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:17:50,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 29 states and 62 transitions. [2024-11-13 21:17:50,970 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 62 transitions. [2024-11-13 21:17:50,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 21:17:50,972 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:17:50,972 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:17:50,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:17:50,975 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:17:50,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 21:17:51,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:17:51,326 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:17:51,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:17:51,475 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 21:17:51,476 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:17:52,137 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 21:17:52,143 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-13 21:17:55,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:17:55,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 32 states and 70 transitions. [2024-11-13 21:17:55,256 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 70 transitions. [2024-11-13 21:17:55,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 21:17:55,257 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:17:55,257 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:17:55,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:17:55,262 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:17:55,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-13 21:17:55,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:17:55,617 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:17:55,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:17:55,741 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 21:17:55,742 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:17:56,146 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 21:17:56,150 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-13 21:17:57,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:17:57,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 33 states and 71 transitions. [2024-11-13 21:17:57,562 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 71 transitions. [2024-11-13 21:17:57,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 21:17:57,562 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:17:57,562 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:17:57,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:17:57,566 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:17:57,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-13 21:17:57,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:17:57,842 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:17:57,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:17:57,934 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 21:17:57,935 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:17:58,267 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 21:17:58,270 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2024-11-13 21:17:59,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:17:59,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 34 states and 72 transitions. [2024-11-13 21:17:59,397 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 72 transitions. [2024-11-13 21:17:59,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 21:17:59,397 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:17:59,397 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:17:59,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:17:59,403 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:17:59,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-13 21:17:59,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:17:59,802 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:17:59,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:17:59,917 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 21:17:59,918 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:18:00,066 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 21:18:00,072 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-13 21:18:00,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:18:00,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 35 states and 73 transitions. [2024-11-13 21:18:00,213 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 73 transitions. [2024-11-13 21:18:00,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 21:18:00,214 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:18:00,214 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:18:00,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:18:00,218 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:18:00,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-13 21:18:00,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:18:00,513 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:18:00,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:18:00,642 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 21:18:00,643 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:18:00,753 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 21:18:00,761 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-13 21:18:00,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:18:00,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 36 states and 74 transitions. [2024-11-13 21:18:00,893 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 74 transitions. [2024-11-13 21:18:00,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 21:18:00,893 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:18:00,893 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:18:00,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:18:00,899 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:18:00,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-13 21:18:01,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:18:01,330 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:18:01,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:18:01,485 INFO L255 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 21:18:01,486 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:18:01,679 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-13 21:18:01,687 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-13 21:18:03,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:18:03,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 39 states and 79 transitions. [2024-11-13 21:18:03,235 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 79 transitions. [2024-11-13 21:18:03,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 21:18:03,236 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:18:03,236 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:18:03,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:18:03,239 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:18:03,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-13 21:18:03,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:18:03,782 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:18:03,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:18:03,971 INFO L255 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 21:18:03,972 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:18:04,128 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 21:18:04,135 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-13 21:18:05,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:18:05,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 35 states and 64 transitions. [2024-11-13 21:18:05,270 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 64 transitions. [2024-11-13 21:18:05,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 21:18:05,271 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:18:05,271 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:18:05,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:18:05,274 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:18:05,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-13 21:18:05,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:18:05,707 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:18:05,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:18:05,869 INFO L255 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 21:18:05,870 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:18:06,143 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-13 21:18:06,150 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2024-11-13 21:18:08,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:18:08,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 34 states and 55 transitions. [2024-11-13 21:18:08,142 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 55 transitions. [2024-11-13 21:18:08,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 21:18:08,143 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:18:08,143 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:18:08,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:18:08,146 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:18:08,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-13 21:18:08,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:18:08,605 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:18:08,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:18:08,782 INFO L255 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 21:18:08,783 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:18:09,008 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 21:18:09,014 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Forceful destruction successful, exit code 0 [2024-11-13 21:18:09,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:18:09,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 35 states and 56 transitions. [2024-11-13 21:18:09,195 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 56 transitions. [2024-11-13 21:18:09,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 21:18:09,196 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:18:09,196 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:18:09,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:18:09,200 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:18:09,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-13 21:18:10,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:18:10,139 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:18:10,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:18:10,454 INFO L255 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-13 21:18:10,461 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:18:10,496 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-13 21:18:10,542 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 21:18:10,544 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2024-11-13 21:18:10,993 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 37 [2024-11-13 21:18:11,518 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2024-11-13 21:18:11,518 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 43 treesize of output 55 [2024-11-13 21:18:12,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:18:12,746 INFO L349 Elim1Store]: treesize reduction 54, result has 21.7 percent of original size [2024-11-13 21:18:12,747 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 7 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 17 case distinctions, treesize of input 63 treesize of output 67 [2024-11-13 21:18:13,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:18:13,320 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2024-11-13 21:18:13,320 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 7 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 73 treesize of output 77 [2024-11-13 21:18:14,473 INFO L349 Elim1Store]: treesize reduction 54, result has 21.7 percent of original size [2024-11-13 21:18:14,473 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 17 case distinctions, treesize of input 95 treesize of output 83 [2024-11-13 21:18:15,076 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2024-11-13 21:18:15,076 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 111 treesize of output 99 [2024-11-13 21:18:16,300 INFO L349 Elim1Store]: treesize reduction 54, result has 21.7 percent of original size [2024-11-13 21:18:16,300 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 17 case distinctions, treesize of input 127 treesize of output 115 [2024-11-13 21:18:16,902 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2024-11-13 21:18:16,903 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 155 treesize of output 143 [2024-11-13 21:18:18,085 INFO L349 Elim1Store]: treesize reduction 58, result has 24.7 percent of original size [2024-11-13 21:18:18,086 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 17 case distinctions, treesize of input 199 treesize of output 191 [2024-11-13 21:18:18,725 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 7 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 279 treesize of output 243 [2024-11-13 21:18:19,318 INFO L349 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2024-11-13 21:18:19,319 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 475 treesize of output 423 [2024-11-13 21:18:19,357 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:18:19,364 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-11-13 21:18:46,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:18:46,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 50 states and 97 transitions. [2024-11-13 21:18:46,284 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 97 transitions. [2024-11-13 21:18:46,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:18:46,285 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:18:46,285 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:18:46,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:18:46,288 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:18:46,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-13 21:18:46,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:18:46,863 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:18:47,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:18:47,068 INFO L255 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 21:18:47,069 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:18:49,719 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 21:18:49,730 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-11-13 21:18:57,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:18:57,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 54 states and 105 transitions. [2024-11-13 21:18:57,664 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 105 transitions. [2024-11-13 21:18:57,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:18:57,665 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:18:57,665 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:18:57,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:18:57,671 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:18:57,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-13 21:18:58,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:18:58,224 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:18:58,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:18:58,490 INFO L255 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 21:18:58,492 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:19:00,187 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 21:19:00,195 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Forceful destruction successful, exit code 0 [2024-11-13 21:19:03,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:19:03,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 55 states and 106 transitions. [2024-11-13 21:19:03,899 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 106 transitions. [2024-11-13 21:19:03,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:19:03,899 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:19:03,899 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:19:03,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:19:03,902 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:19:03,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-13 21:19:04,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:19:04,418 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:19:04,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:19:04,587 INFO L255 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 21:19:04,588 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:19:05,402 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 21:19:05,409 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-13 21:19:07,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:19:07,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 56 states and 107 transitions. [2024-11-13 21:19:07,959 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 107 transitions. [2024-11-13 21:19:07,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:19:07,959 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:19:07,960 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:19:07,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:19:07,962 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:19:07,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-13 21:19:08,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:19:08,471 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:19:08,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:19:08,646 INFO L255 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 21:19:08,646 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:19:08,908 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 21:19:08,914 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-11-13 21:19:11,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:19:11,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 57 states and 108 transitions. [2024-11-13 21:19:11,304 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 108 transitions. [2024-11-13 21:19:11,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:19:11,304 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:19:11,305 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:19:11,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:19:11,310 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:19:11,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-13 21:19:11,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:19:11,847 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:19:11,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:19:12,022 INFO L255 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 21:19:12,023 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:19:12,249 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 21:19:12,255 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-11-13 21:19:14,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:19:14,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 58 states and 109 transitions. [2024-11-13 21:19:14,446 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 109 transitions. [2024-11-13 21:19:14,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:19:14,446 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:19:14,446 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:19:14,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:19:14,448 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:19:14,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-13 21:19:15,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:19:15,128 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:19:15,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:19:15,346 INFO L255 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 21:19:15,347 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:19:17,724 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-13 21:19:17,733 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-11-13 21:19:31,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:19:31,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 62 states and 120 transitions. [2024-11-13 21:19:31,366 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 120 transitions. [2024-11-13 21:19:31,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:19:31,367 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:19:31,367 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:19:31,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:19:31,368 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:19:31,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-13 21:19:32,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:19:32,018 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:19:32,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:19:32,271 INFO L255 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 21:19:32,272 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:19:33,160 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 21:19:33,168 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-11-13 21:19:40,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:19:40,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 66 states and 126 transitions. [2024-11-13 21:19:40,946 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 126 transitions. [2024-11-13 21:19:40,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 21:19:40,946 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:19:40,946 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:19:40,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:19:40,949 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:19:40,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-11-13 21:19:41,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:19:41,681 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:19:41,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:19:41,924 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 21:19:41,925 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:19:42,286 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-13 21:19:42,298 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-11-13 21:19:51,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:19:51,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 70 states and 132 transitions. [2024-11-13 21:19:51,065 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 132 transitions. [2024-11-13 21:19:51,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 21:19:51,066 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:19:51,066 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:19:51,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:19:51,068 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:19:51,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-11-13 21:19:51,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:19:51,793 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:19:51,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:19:52,011 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 21:19:52,012 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:19:52,483 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 21:19:52,491 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-11-13 21:20:05,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:20:05,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 77 states and 143 transitions. [2024-11-13 21:20:05,458 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 143 transitions. [2024-11-13 21:20:05,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 21:20:05,459 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:20:05,459 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:20:05,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:20:05,463 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:20:05,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-11-13 21:20:06,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:20:06,355 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:20:06,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:20:06,649 INFO L255 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 21:20:06,651 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:20:06,958 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 21:20:06,967 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-11-13 21:20:09,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:20:09,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 78 states and 143 transitions. [2024-11-13 21:20:09,339 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 143 transitions. [2024-11-13 21:20:09,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 21:20:09,341 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:20:09,341 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:20:09,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:20:09,342 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:20:09,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-11-13 21:20:10,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:20:10,202 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:20:10,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:20:10,451 INFO L255 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 21:20:10,452 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:20:10,986 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-13 21:20:10,994 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-11-13 21:20:26,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:20:26,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 85 states and 154 transitions. [2024-11-13 21:20:26,437 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 154 transitions. [2024-11-13 21:20:26,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 21:20:26,437 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:20:26,437 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:20:26,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:20:26,439 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:20:26,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-11-13 21:20:27,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:20:27,178 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:20:27,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:20:27,406 INFO L255 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 21:20:27,407 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:20:27,828 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-13 21:20:27,835 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-11-13 21:20:28,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:20:28,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 86 states and 155 transitions. [2024-11-13 21:20:28,186 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 155 transitions. [2024-11-13 21:20:28,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 21:20:28,187 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:20:28,187 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:20:28,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:20:28,191 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:20:28,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-11-13 21:20:29,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:20:29,114 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:20:29,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:20:29,406 INFO L255 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 21:20:29,406 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:20:29,921 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-11-13 21:20:29,931 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f22b91-3da5-4dfb-b6dc-9d8cf86f56ec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0