./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/recursified_nla-digbench/recursified_hard2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95934c16-91fa-411b-9e65-405c05d04e8b/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95934c16-91fa-411b-9e65-405c05d04e8b/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95934c16-91fa-411b-9e65-405c05d04e8b/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95934c16-91fa-411b-9e65-405c05d04e8b/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_hard2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95934c16-91fa-411b-9e65-405c05d04e8b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95934c16-91fa-411b-9e65-405c05d04e8b/bin/ukojak-verify-ImItNfHLgk --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 8571897e57404ad6e85df2c29745d5b56fa4d168673d3bc7c670c79b03a6c106 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:40:24,637 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:40:24,734 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95934c16-91fa-411b-9e65-405c05d04e8b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:40:24,744 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:40:24,745 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:40:24,781 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:40:24,782 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:40:24,783 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:40:24,784 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:40:24,785 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:40:24,786 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:40:24,786 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:40:24,787 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:40:24,787 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:40:24,790 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:40:24,790 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:40:24,791 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:40:24,791 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:40:24,791 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:40:24,792 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:40:24,792 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:40:24,793 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:40:24,793 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:40:24,793 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:40:24,794 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:40:24,794 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:40:24,794 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:40:24,795 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:40:24,795 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:40:24,795 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:40:24,796 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:40:24,796 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:40:24,796 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:40:24,797 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95934c16-91fa-411b-9e65-405c05d04e8b/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95934c16-91fa-411b-9e65-405c05d04e8b/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8571897e57404ad6e85df2c29745d5b56fa4d168673d3bc7c670c79b03a6c106 [2024-11-08 23:40:25,054 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:40:25,085 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:40:25,088 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:40:25,091 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:40:25,092 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:40:25,093 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95934c16-91fa-411b-9e65-405c05d04e8b/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/recursified_nla-digbench/recursified_hard2.c Unable to find full path for "g++" [2024-11-08 23:40:27,097 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:40:27,333 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:40:27,334 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95934c16-91fa-411b-9e65-405c05d04e8b/sv-benchmarks/c/recursified_nla-digbench/recursified_hard2.c [2024-11-08 23:40:27,340 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95934c16-91fa-411b-9e65-405c05d04e8b/bin/ukojak-verify-ImItNfHLgk/data/174393fad/66643994a6ff4ccbac1346780f26ce1b/FLAG33d223793 [2024-11-08 23:40:27,354 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95934c16-91fa-411b-9e65-405c05d04e8b/bin/ukojak-verify-ImItNfHLgk/data/174393fad/66643994a6ff4ccbac1346780f26ce1b [2024-11-08 23:40:27,357 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:40:27,358 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:40:27,360 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:40:27,360 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:40:27,366 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:40:27,367 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:40:27" (1/1) ... [2024-11-08 23:40:27,368 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c63fd69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:27, skipping insertion in model container [2024-11-08 23:40:27,371 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:40:27" (1/1) ... [2024-11-08 23:40:27,401 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:40:27,603 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_95934c16-91fa-411b-9e65-405c05d04e8b/sv-benchmarks/c/recursified_nla-digbench/recursified_hard2.c[1067,1080] [2024-11-08 23:40:27,632 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:40:27,642 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:40:27,656 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_95934c16-91fa-411b-9e65-405c05d04e8b/sv-benchmarks/c/recursified_nla-digbench/recursified_hard2.c[1067,1080] [2024-11-08 23:40:27,670 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:40:27,688 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:40:27,688 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:27 WrapperNode [2024-11-08 23:40:27,688 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:40:27,689 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:40:27,689 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:40:27,690 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:40:27,696 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:27" (1/1) ... [2024-11-08 23:40:27,703 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:27" (1/1) ... [2024-11-08 23:40:27,722 INFO L138 Inliner]: procedures = 17, calls = 90, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 78 [2024-11-08 23:40:27,723 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:40:27,723 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:40:27,723 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:40:27,724 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:40:27,733 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:27" (1/1) ... [2024-11-08 23:40:27,733 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:27" (1/1) ... [2024-11-08 23:40:27,736 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:27" (1/1) ... [2024-11-08 23:40:27,737 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:27" (1/1) ... [2024-11-08 23:40:27,744 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:27" (1/1) ... [2024-11-08 23:40:27,746 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:27" (1/1) ... [2024-11-08 23:40:27,748 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:27" (1/1) ... [2024-11-08 23:40:27,749 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:27" (1/1) ... [2024-11-08 23:40:27,752 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:40:27,753 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:40:27,753 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:40:27,753 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:40:27,754 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:27" (1/1) ... [2024-11-08 23:40:27,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:40:27,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95934c16-91fa-411b-9e65-405c05d04e8b/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:40:27,786 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95934c16-91fa-411b-9e65-405c05d04e8b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:40:27,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95934c16-91fa-411b-9e65-405c05d04e8b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:40:27,821 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:40:27,821 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_40_to_50_0 [2024-11-08 23:40:27,821 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_40_to_50_0 [2024-11-08 23:40:27,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:40:27,822 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:40:27,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 23:40:27,822 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_30_to_37_0 [2024-11-08 23:40:27,822 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_30_to_37_0 [2024-11-08 23:40:27,822 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:40:27,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:40:27,822 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 23:40:27,823 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 23:40:27,823 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 23:40:27,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:40:27,909 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:40:27,911 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:40:28,185 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-08 23:40:28,185 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:40:28,291 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:40:28,295 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 23:40:28,296 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:40:28 BoogieIcfgContainer [2024-11-08 23:40:28,296 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:40:28,297 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:40:28,297 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:40:28,310 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:40:28,311 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:40:28" (1/1) ... [2024-11-08 23:40:28,325 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:40:28,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:28,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 37 states and 49 transitions. [2024-11-08 23:40:28,399 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 49 transitions. [2024-11-08 23:40:28,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 23:40:28,407 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:28,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:28,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:29,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:40:29,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:29,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 42 states and 58 transitions. [2024-11-08 23:40:29,422 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 58 transitions. [2024-11-08 23:40:29,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 23:40:29,425 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:29,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:29,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:30,320 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:40:31,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:31,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 47 states and 64 transitions. [2024-11-08 23:40:31,242 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 64 transitions. [2024-11-08 23:40:31,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 23:40:31,243 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:31,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:31,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:40:31,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:31,416 INFO L255 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 62 conjuncts are in the unsatisfiable core [2024-11-08 23:40:31,428 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:40:31,632 INFO L349 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2024-11-08 23:40:31,634 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 202 treesize of output 81 [2024-11-08 23:40:31,702 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2024-11-08 23:40:31,703 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 6784 treesize of output 6710 [2024-11-08 23:40:31,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:40:31,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:40:31,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:40:32,019 INFO L349 Elim1Store]: treesize reduction 231, result has 23.3 percent of original size [2024-11-08 23:40:32,020 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 93 treesize of output 177 [2024-11-08 23:40:32,241 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2024-11-08 23:40:32,280 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2024-11-08 23:40:32,376 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 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 14 treesize of output 11 [2024-11-08 23:40:32,416 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:40:32,419 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 194 [2024-11-08 23:40:32,751 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 412 treesize of output 406 [2024-11-08 23:40:33,021 INFO L349 Elim1Store]: treesize reduction 12, result has 60.0 percent of original size [2024-11-08 23:40:33,021 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 69 treesize of output 49 [2024-11-08 23:40:34,429 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:40:38,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:38,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 58 states and 97 transitions. [2024-11-08 23:40:38,085 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 97 transitions. [2024-11-08 23:40:38,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-08 23:40:38,086 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:38,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:38,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:38,977 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 23:40:43,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:43,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 68 states and 119 transitions. [2024-11-08 23:40:43,070 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 119 transitions. [2024-11-08 23:40:43,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-08 23:40:43,072 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:43,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:43,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:40:43,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:43,283 INFO L255 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 124 conjuncts are in the unsatisfiable core [2024-11-08 23:40:43,289 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:40:43,322 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:40:43,350 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:40:43,366 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-08 23:40:43,375 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:40:43,382 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-08 23:40:43,400 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:40:43,403 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-08 23:40:43,412 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:40:43,416 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-08 23:40:43,436 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:40:43,441 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-08 23:40:43,449 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:40:43,455 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-08 23:40:43,471 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:40:43,474 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-08 23:40:43,481 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:40:43,485 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-08 23:40:43,517 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:40:43,518 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:40:43,523 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-08 23:40:43,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:40:43,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:40:43,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:40:43,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:40:43,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:40:43,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:40:43,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:40:43,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:40:43,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:40:43,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:40:43,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:40:43,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:40:43,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:40:43,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:40:43,599 INFO L349 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2024-11-08 23:40:43,600 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 15 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 683 treesize of output 41 [2024-11-08 23:40:43,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:40:43,667 INFO L349 Elim1Store]: treesize reduction 73, result has 9.9 percent of original size [2024-11-08 23:40:43,667 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 191 treesize of output 189 [2024-11-08 23:40:44,058 INFO L349 Elim1Store]: treesize reduction 268, result has 26.6 percent of original size [2024-11-08 23:40:44,059 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 264 treesize of output 158 [2024-11-08 23:40:44,099 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:40:44,125 INFO L349 Elim1Store]: treesize reduction 40, result has 16.7 percent of original size [2024-11-08 23:40:44,126 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 60 treesize of output 39 [2024-11-08 23:40:44,167 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 36 treesize of output 30 [2024-11-08 23:40:44,329 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:40:44,332 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 134 [2024-11-08 23:40:44,990 INFO L349 Elim1Store]: treesize reduction 268, result has 26.6 percent of original size [2024-11-08 23:40:44,991 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 264 treesize of output 158 [2024-11-08 23:40:45,079 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:40:45,097 INFO L349 Elim1Store]: treesize reduction 40, result has 16.7 percent of original size [2024-11-08 23:40:45,097 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 60 treesize of output 39 [2024-11-08 23:40:45,116 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 36 treesize of output 30 [2024-11-08 23:40:45,188 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:40:45,190 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 134 [2024-11-08 23:40:45,670 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:40:45,670 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:40:45,674 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-08 23:40:47,030 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 16 [2024-11-08 23:40:47,370 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 23:40:56,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:56,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 77 states and 148 transitions. [2024-11-08 23:40:56,579 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 148 transitions. [2024-11-08 23:40:56,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-08 23:40:56,581 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:56,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:56,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:58,235 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 8 proven. 5 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-08 23:41:07,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:41:07,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 87 states and 173 transitions. [2024-11-08 23:41:07,255 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 173 transitions. [2024-11-08 23:41:07,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-08 23:41:07,257 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:41:07,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:41:07,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:41:07,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:41:07,395 INFO L255 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 61 conjuncts are in the unsatisfiable core [2024-11-08 23:41:07,400 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:41:07,412 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:41:07,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,451 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 10 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 94 [2024-11-08 23:41:07,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,500 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 89 [2024-11-08 23:41:07,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,547 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 84 [2024-11-08 23:41:07,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,584 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 39 [2024-11-08 23:41:07,585 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-11-08 23:41:07,587 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:41:07,587 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2024-11-08 23:41:07,591 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 15 treesize of output 7 [2024-11-08 23:41:07,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,601 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 1 [2024-11-08 23:41:07,604 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2024-11-08 23:41:07,609 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2024-11-08 23:41:07,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,631 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-08 23:41:07,632 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 41 [2024-11-08 23:41:07,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,686 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 15 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 199 treesize of output 141 [2024-11-08 23:41:07,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,732 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 15 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 112 [2024-11-08 23:41:07,747 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:41:07,749 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 297 [2024-11-08 23:41:07,772 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 335 treesize of output 322 [2024-11-08 23:41:07,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,850 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2024-11-08 23:41:07,850 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 49 treesize of output 41 [2024-11-08 23:41:07,865 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-08 23:41:07,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,903 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 73 [2024-11-08 23:41:07,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,944 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 33 [2024-11-08 23:41:07,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:07,973 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2024-11-08 23:41:07,973 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 47 treesize of output 41 [2024-11-08 23:41:07,988 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2024-11-08 23:41:07,996 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2024-11-08 23:41:08,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,013 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 1 [2024-11-08 23:41:08,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,056 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 194 treesize of output 136 [2024-11-08 23:41:08,064 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:41:08,065 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 326 [2024-11-08 23:41:08,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,113 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-08 23:41:08,114 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 64 treesize of output 58 [2024-11-08 23:41:08,128 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-08 23:41:08,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,147 INFO L349 Elim1Store]: treesize reduction 46, result has 2.1 percent of original size [2024-11-08 23:41:08,148 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 124 treesize of output 77 [2024-11-08 23:41:08,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,198 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 10 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 62 [2024-11-08 23:41:08,207 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:41:08,208 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 153 [2024-11-08 23:41:08,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,240 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2024-11-08 23:41:08,240 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 49 treesize of output 41 [2024-11-08 23:41:08,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,290 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 194 treesize of output 136 [2024-11-08 23:41:08,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,330 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 10 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 107 [2024-11-08 23:41:08,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,367 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 84 [2024-11-08 23:41:08,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:41:08,418 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-08 23:41:08,418 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 101 treesize of output 95 [2024-11-08 23:41:08,422 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-11-08 23:41:08,426 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:41:08,427 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 204 [2024-11-08 23:41:08,439 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 32 treesize of output 45 [2024-11-08 23:41:08,467 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-08 23:41:08,477 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:41:08,477 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:41:08,481 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-08 23:41:08,489 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:41:08,490 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:41:08,493 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-08 23:41:08,498 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:41:08,501 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-08 23:41:08,506 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:41:08,506 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:41:08,507 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:41:08,510 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-08 23:41:08,515 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:41:08,516 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:41:08,516 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:41:08,520 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-08 23:41:08,529 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:41:08,530 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:41:08,534 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-08 23:41:08,539 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:41:08,540 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:41:08,543 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-08 23:41:08,550 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:41:08,551 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:41:08,554 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-08 23:41:08,559 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:41:08,562 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-08 23:41:08,567 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:41:08,568 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:41:08,589 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-08 23:41:27,064 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 18 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 23:42:06,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:42:06,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 93 states and 192 transitions. [2024-11-08 23:42:06,239 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 192 transitions. [2024-11-08 23:42:06,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-08 23:42:06,242 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:42:06,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:42:06,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:42:06,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:42:06,407 INFO L255 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 97 conjuncts are in the unsatisfiable core [2024-11-08 23:42:06,412 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:42:06,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:42:06,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:42:06,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:42:06,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:42:06,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:42:06,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:42:06,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:42:06,551 INFO L349 Elim1Store]: treesize reduction 107, result has 25.2 percent of original size [2024-11-08 23:42:06,551 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 256 treesize of output 73 [2024-11-08 23:42:06,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:42:06,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:42:06,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:42:06,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:42:06,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:42:06,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:42:06,602 INFO L349 Elim1Store]: treesize reduction 37, result has 19.6 percent of original size [2024-11-08 23:42:06,602 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 4 case distinctions, treesize of input 66 treesize of output 74 [2024-11-08 23:42:06,653 INFO L349 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2024-11-08 23:42:06,654 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 176 treesize of output 166 [2024-11-08 23:43:03,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:43:03,329 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 0 case distinctions, treesize of input 55 treesize of output 33 [2024-11-08 23:43:06,345 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-08 23:44:07,770 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 23:44:17,782 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 23:44:21,473 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.68s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 23:44:25,139 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.64s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 23:44:27,776 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.63s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 23:44:29,560 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 23:44:31,792 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 23:44:34,132 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 23:44:38,509 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.37s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 23:44:40,096 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 23:44:41,709 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 23:44:43,217 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 23:44:51,174 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.34s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 23:44:55,661 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.48s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 23:44:57,989 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 23:45:25,433 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.39s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 23:45:28,967 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.53s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 23:45:29,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:45:29,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 118 states and 343 transitions. [2024-11-08 23:45:29,054 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 343 transitions. [2024-11-08 23:45:29,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-08 23:45:29,057 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:45:29,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:45:29,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:31,649 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-08 23:45:36,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:45:36,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 120 states and 348 transitions. [2024-11-08 23:45:36,943 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 348 transitions. [2024-11-08 23:45:36,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-08 23:45:36,945 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:45:36,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:45:36,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:45:37,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:37,095 INFO L255 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 61 conjuncts are in the unsatisfiable core [2024-11-08 23:45:37,099 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:45:37,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:45:37,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:45:37,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:45:37,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:45:37,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:45:37,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:45:37,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:45:37,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:45:37,130 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 257 treesize of output 46 [2024-11-08 23:45:37,180 INFO L349 Elim1Store]: treesize reduction 80, result has 1.2 percent of original size [2024-11-08 23:45:37,180 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 86 treesize of output 76 [2024-11-08 23:45:37,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:45:37,193 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 51 [2024-11-08 23:45:37,201 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2024-11-08 23:45:38,702 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 19 [2024-11-08 23:45:39,050 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 21 proven. 1 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-08 23:46:49,750 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.33s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 23:46:52,855 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 23:46:57,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:46:57,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 129 states and 391 transitions. [2024-11-08 23:46:57,344 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 391 transitions. [2024-11-08 23:46:57,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-08 23:46:57,349 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:46:57,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:46:57,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:46:58,060 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-11-08 23:47:11,241 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.71s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 23:47:11,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:47:11,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 136 states and 416 transitions. [2024-11-08 23:47:11,356 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 416 transitions. [2024-11-08 23:47:11,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-08 23:47:11,358 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:47:11,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:47:11,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:47:40,078 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-08 23:48:12,758 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 23:49:03,098 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 23:50:12,550 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.38s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 23:51:07,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:07,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 150 states and 487 transitions. [2024-11-08 23:51:07,802 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 487 transitions. [2024-11-08 23:51:07,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-08 23:51:07,804 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:07,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:07,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:51:08,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:08,044 INFO L255 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 185 conjuncts are in the unsatisfiable core [2024-11-08 23:51:08,051 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:51:08,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:51:08,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:51:08,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:51:08,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:51:08,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:51:08,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:51:08,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:51:08,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:51:08,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:51:08,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:51:08,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:51:08,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:51:08,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:51:08,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:51:08,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:51:08,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:51:08,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:51:08,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:51:08,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:51:08,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:51:08,368 INFO L224 Elim1Store]: Index analysis took 128 ms