./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-patterns/array17_pattern.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c93fed-0c0b-4dc1-a871-f7f803802426/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c93fed-0c0b-4dc1-a871-f7f803802426/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c93fed-0c0b-4dc1-a871-f7f803802426/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c93fed-0c0b-4dc1-a871-f7f803802426/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array17_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c93fed-0c0b-4dc1-a871-f7f803802426/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c93fed-0c0b-4dc1-a871-f7f803802426/bin/ukojak-verify-G8NBE6pJGL --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 1bbdbab39b20ef0f9bb51ea0fb71bf773586866898cf5babc34262381f9b9103 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:55:13,401 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:55:13,514 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c93fed-0c0b-4dc1-a871-f7f803802426/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:55:13,523 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:55:13,524 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:55:13,554 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:55:13,555 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:55:13,556 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:55:13,557 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:55:13,563 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:55:13,564 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:55:13,565 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:55:13,565 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:55:13,567 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:55:13,567 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:55:13,568 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:55:13,568 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:55:13,569 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:55:13,569 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:55:13,570 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:55:13,570 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:55:13,571 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:55:13,571 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:55:13,573 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:55:13,573 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:55:13,574 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:55:13,575 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:55:13,575 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:55:13,576 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:55:13,576 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:55:13,578 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:55:13,578 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:55:13,579 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:55:13,579 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_28c93fed-0c0b-4dc1-a871-f7f803802426/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c93fed-0c0b-4dc1-a871-f7f803802426/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1bbdbab39b20ef0f9bb51ea0fb71bf773586866898cf5babc34262381f9b9103 [2023-11-19 02:55:13,903 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:55:13,938 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:55:13,941 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:55:13,942 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:55:13,943 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:55:13,945 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c93fed-0c0b-4dc1-a871-f7f803802426/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/array-patterns/array17_pattern.c [2023-11-19 02:55:17,051 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:55:17,290 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:55:17,291 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c93fed-0c0b-4dc1-a871-f7f803802426/sv-benchmarks/c/array-patterns/array17_pattern.c [2023-11-19 02:55:17,299 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c93fed-0c0b-4dc1-a871-f7f803802426/bin/ukojak-verify-G8NBE6pJGL/data/dfcc36c23/96072b1f8ee848518da33c57142caf19/FLAG9b4ff19c8 [2023-11-19 02:55:17,314 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c93fed-0c0b-4dc1-a871-f7f803802426/bin/ukojak-verify-G8NBE6pJGL/data/dfcc36c23/96072b1f8ee848518da33c57142caf19 [2023-11-19 02:55:17,317 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:55:17,318 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:55:17,320 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:55:17,320 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:55:17,325 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:55:17,326 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:55:17" (1/1) ... [2023-11-19 02:55:17,327 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61148f44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:17, skipping insertion in model container [2023-11-19 02:55:17,327 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:55:17" (1/1) ... [2023-11-19 02:55:17,350 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:55:17,498 WARN L240 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_28c93fed-0c0b-4dc1-a871-f7f803802426/sv-benchmarks/c/array-patterns/array17_pattern.c[1441,1454] [2023-11-19 02:55:17,529 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:55:17,540 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:55:17,554 WARN L240 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_28c93fed-0c0b-4dc1-a871-f7f803802426/sv-benchmarks/c/array-patterns/array17_pattern.c[1441,1454] [2023-11-19 02:55:17,566 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:55:17,581 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:55:17,582 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:17 WrapperNode [2023-11-19 02:55:17,582 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:55:17,584 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:55:17,584 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:55:17,584 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:55:17,592 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:17" (1/1) ... [2023-11-19 02:55:17,615 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:17" (1/1) ... [2023-11-19 02:55:17,652 INFO L138 Inliner]: procedures = 16, calls = 20, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 105 [2023-11-19 02:55:17,653 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:55:17,654 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:55:17,654 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:55:17,654 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:55:17,665 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:17" (1/1) ... [2023-11-19 02:55:17,665 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:17" (1/1) ... [2023-11-19 02:55:17,677 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:17" (1/1) ... [2023-11-19 02:55:17,677 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:17" (1/1) ... [2023-11-19 02:55:17,691 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:17" (1/1) ... [2023-11-19 02:55:17,701 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:17" (1/1) ... [2023-11-19 02:55:17,703 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:17" (1/1) ... [2023-11-19 02:55:17,704 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:17" (1/1) ... [2023-11-19 02:55:17,707 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:55:17,708 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:55:17,708 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:55:17,716 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:55:17,717 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:17" (1/1) ... [2023-11-19 02:55:17,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:55:17,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c93fed-0c0b-4dc1-a871-f7f803802426/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:55:17,753 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c93fed-0c0b-4dc1-a871-f7f803802426/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:55:17,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c93fed-0c0b-4dc1-a871-f7f803802426/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:55:17,800 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:55:17,800 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:55:17,801 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:55:17,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:55:17,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:55:17,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:55:17,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:55:17,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:55:17,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:55:17,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:55:17,899 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:55:17,904 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:55:18,201 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:55:18,291 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:55:18,291 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-19 02:55:18,304 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:55:18 BoogieIcfgContainer [2023-11-19 02:55:18,304 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:55:18,305 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:55:18,305 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:55:18,316 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:55:18,323 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:55:18" (1/1) ... [2023-11-19 02:55:18,334 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:55:18,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:18,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 20 states and 28 transitions. [2023-11-19 02:55:18,395 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 28 transitions. [2023-11-19 02:55:18,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 02:55:18,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:18,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:18,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:18,626 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:55:18,630 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:18,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:18,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:18,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2023-11-19 02:55:18,684 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2023-11-19 02:55:18,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:55:18,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:18,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:18,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:18,756 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 02:55:18,759 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:18,830 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:55:18,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:18,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 29 states and 43 transitions. [2023-11-19 02:55:18,893 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 43 transitions. [2023-11-19 02:55:18,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:55:18,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:18,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:18,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:18,983 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:55:18,985 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:19,074 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:55:19,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:19,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 37 states and 58 transitions. [2023-11-19 02:55:19,514 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 58 transitions. [2023-11-19 02:55:19,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:55:19,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:19,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:19,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:19,592 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:55:19,594 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:19,658 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:55:19,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:19,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 65 transitions. [2023-11-19 02:55:19,850 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 65 transitions. [2023-11-19 02:55:19,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:55:19,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:19,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:19,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:19,929 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:55:19,936 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:20,023 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:55:20,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:20,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 48 states and 82 transitions. [2023-11-19 02:55:20,395 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 82 transitions. [2023-11-19 02:55:20,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:55:20,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:20,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:20,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:20,467 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:55:20,470 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:20,537 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:55:20,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:20,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 49 states and 86 transitions. [2023-11-19 02:55:20,588 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 86 transitions. [2023-11-19 02:55:20,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:55:20,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:20,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:20,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:20,677 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:55:20,680 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:20,803 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:55:21,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:21,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 51 states and 92 transitions. [2023-11-19 02:55:21,203 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 92 transitions. [2023-11-19 02:55:21,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:55:21,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:21,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:21,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:21,263 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:55:21,270 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:21,317 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:55:21,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:21,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 53 states and 94 transitions. [2023-11-19 02:55:21,537 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 94 transitions. [2023-11-19 02:55:21,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:55:21,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:21,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:21,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:21,594 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 02:55:21,596 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:21,772 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:55:22,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:22,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 55 states and 99 transitions. [2023-11-19 02:55:22,415 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 99 transitions. [2023-11-19 02:55:22,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:55:22,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:22,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:22,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:22,482 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 39 conjunts are in the unsatisfiable core [2023-11-19 02:55:22,495 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:22,694 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 [2023-11-19 02:55:23,496 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 19 treesize of output 11 [2023-11-19 02:55:23,802 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:26,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:26,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 61 states and 120 transitions. [2023-11-19 02:55:26,128 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 120 transitions. [2023-11-19 02:55:26,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:55:26,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:26,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:26,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:26,172 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 38 conjunts are in the unsatisfiable core [2023-11-19 02:55:26,176 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:26,216 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 [2023-11-19 02:55:27,082 INFO L349 Elim1Store]: treesize reduction 18, result has 52.6 percent of original size [2023-11-19 02:55:27,082 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 57 treesize of output 47 [2023-11-19 02:55:27,488 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 23 treesize of output 11 [2023-11-19 02:55:27,572 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:55:30,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:30,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 71 states and 144 transitions. [2023-11-19 02:55:30,075 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 144 transitions. [2023-11-19 02:55:30,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:55:30,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:30,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:30,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:30,152 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 35 conjunts are in the unsatisfiable core [2023-11-19 02:55:30,162 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:30,225 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 [2023-11-19 02:55:30,682 INFO L349 Elim1Store]: treesize reduction 18, result has 52.6 percent of original size [2023-11-19 02:55:30,683 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 57 treesize of output 47 [2023-11-19 02:55:30,796 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 23 treesize of output 11 [2023-11-19 02:55:30,818 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:55:30,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:30,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 71 states and 144 transitions. [2023-11-19 02:55:30,853 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 144 transitions. [2023-11-19 02:55:30,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:55:30,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:30,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:30,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:30,901 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 39 conjunts are in the unsatisfiable core [2023-11-19 02:55:30,905 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:30,964 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 [2023-11-19 02:55:31,489 INFO L349 Elim1Store]: treesize reduction 18, result has 52.6 percent of original size [2023-11-19 02:55:31,489 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 57 treesize of output 47 [2023-11-19 02:55:31,611 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 23 treesize of output 11 [2023-11-19 02:55:31,630 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:55:31,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:31,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 71 states and 144 transitions. [2023-11-19 02:55:31,742 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 144 transitions. [2023-11-19 02:55:31,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:55:31,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:31,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:31,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:31,801 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 36 conjunts are in the unsatisfiable core [2023-11-19 02:55:31,804 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:31,840 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 [2023-11-19 02:55:32,245 INFO L349 Elim1Store]: treesize reduction 18, result has 52.6 percent of original size [2023-11-19 02:55:32,246 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 57 treesize of output 47 [2023-11-19 02:55:32,344 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 23 treesize of output 11 [2023-11-19 02:55:32,361 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:55:32,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:32,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 71 states and 144 transitions. [2023-11-19 02:55:32,391 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 144 transitions. [2023-11-19 02:55:32,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:55:32,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:32,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:32,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:32,434 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 34 conjunts are in the unsatisfiable core [2023-11-19 02:55:32,437 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:32,467 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 [2023-11-19 02:55:33,028 INFO L349 Elim1Store]: treesize reduction 18, result has 52.6 percent of original size [2023-11-19 02:55:33,029 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 57 treesize of output 47 [2023-11-19 02:55:33,126 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 23 treesize of output 11 [2023-11-19 02:55:33,144 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:55:33,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:33,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 71 states and 144 transitions. [2023-11-19 02:55:33,254 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 144 transitions. [2023-11-19 02:55:33,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:55:33,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:33,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:33,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:33,320 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 38 conjunts are in the unsatisfiable core [2023-11-19 02:55:33,323 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:33,356 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 [2023-11-19 02:55:33,783 INFO L349 Elim1Store]: treesize reduction 18, result has 52.6 percent of original size [2023-11-19 02:55:33,784 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 57 treesize of output 47 [2023-11-19 02:55:33,881 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 23 treesize of output 11 [2023-11-19 02:55:33,898 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:55:33,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:33,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 71 states and 144 transitions. [2023-11-19 02:55:33,932 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 144 transitions. [2023-11-19 02:55:33,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:55:33,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:33,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:33,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:33,976 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 44 conjunts are in the unsatisfiable core [2023-11-19 02:55:33,981 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:34,188 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 [2023-11-19 02:55:34,597 INFO L349 Elim1Store]: treesize reduction 18, result has 52.6 percent of original size [2023-11-19 02:55:34,598 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 57 treesize of output 47 [2023-11-19 02:55:34,699 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 23 treesize of output 11 [2023-11-19 02:55:34,782 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:55:35,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:35,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 64 states and 128 transitions. [2023-11-19 02:55:35,234 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 128 transitions. [2023-11-19 02:55:35,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:55:35,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:35,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:35,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:35,276 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:55:35,277 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:35,561 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:55:36,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:36,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 67 states and 136 transitions. [2023-11-19 02:55:36,654 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 136 transitions. [2023-11-19 02:55:36,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:55:36,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:36,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:36,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:36,709 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:55:36,711 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:36,729 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:55:37,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:37,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 68 states and 137 transitions. [2023-11-19 02:55:37,046 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 137 transitions. [2023-11-19 02:55:37,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:55:37,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:37,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:37,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:37,092 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:55:37,093 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:37,406 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:55:37,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:37,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 69 states and 140 transitions. [2023-11-19 02:55:37,963 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 140 transitions. [2023-11-19 02:55:37,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:55:37,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:37,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:38,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:38,014 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:55:38,015 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:38,099 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:55:38,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:38,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 70 states and 144 transitions. [2023-11-19 02:55:38,399 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 144 transitions. [2023-11-19 02:55:38,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 02:55:38,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:38,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:38,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:38,438 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:55:38,439 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:38,637 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:55:39,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:39,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 72 states and 148 transitions. [2023-11-19 02:55:39,218 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 148 transitions. [2023-11-19 02:55:39,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 02:55:39,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:39,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:39,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:39,256 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:55:39,257 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:39,348 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:55:39,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:39,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 74 states and 152 transitions. [2023-11-19 02:55:39,978 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 152 transitions. [2023-11-19 02:55:39,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:55:39,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:39,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:40,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:40,023 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:55:40,024 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:40,121 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:55:40,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:40,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 75 states and 153 transitions. [2023-11-19 02:55:40,440 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 153 transitions. [2023-11-19 02:55:40,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:55:40,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:40,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:40,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:40,492 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:55:40,493 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:40,520 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:55:41,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:41,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 77 states and 157 transitions. [2023-11-19 02:55:41,394 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 157 transitions. [2023-11-19 02:55:41,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:55:41,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:41,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:41,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:41,438 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:55:41,439 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:41,462 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:55:41,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:41,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 78 states and 157 transitions. [2023-11-19 02:55:41,773 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 157 transitions. [2023-11-19 02:55:41,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:55:41,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:41,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:41,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:41,827 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:55:41,828 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:41,861 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 8 proven. 9 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 02:55:43,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:43,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 67 states and 131 transitions. [2023-11-19 02:55:43,480 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 131 transitions. [2023-11-19 02:55:43,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:55:43,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:43,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:43,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:43,531 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:55:43,532 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:43,568 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 8 proven. 9 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 02:55:45,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:45,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 74 states and 140 transitions. [2023-11-19 02:55:45,424 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 140 transitions. [2023-11-19 02:55:45,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 02:55:45,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:45,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:45,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:45,468 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:55:45,469 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:45,510 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:55:46,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:46,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 78 states and 155 transitions. [2023-11-19 02:55:46,785 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 155 transitions. [2023-11-19 02:55:46,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 02:55:46,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:46,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:46,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:46,827 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:55:46,828 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:46,872 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:55:47,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:47,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 80 states and 160 transitions. [2023-11-19 02:55:47,534 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 160 transitions. [2023-11-19 02:55:47,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 02:55:47,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:47,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:47,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:47,585 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:55:47,586 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:47,631 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:55:48,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:48,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 81 states and 162 transitions. [2023-11-19 02:55:48,031 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 162 transitions. [2023-11-19 02:55:48,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 02:55:48,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:48,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:48,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:48,095 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 49 conjunts are in the unsatisfiable core [2023-11-19 02:55:48,099 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:48,128 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 [2023-11-19 02:55:48,357 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 19 treesize of output 11 [2023-11-19 02:55:49,411 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 19 treesize of output 11 [2023-11-19 02:55:49,461 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 10 proven. 17 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:55:52,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:52,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 79 states and 157 transitions. [2023-11-19 02:55:52,752 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 157 transitions. [2023-11-19 02:55:52,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 02:55:52,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:52,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:52,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:52,794 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:55:52,795 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:52,825 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 02:55:53,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:53,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 80 states and 160 transitions. [2023-11-19 02:55:53,157 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 160 transitions. [2023-11-19 02:55:53,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 02:55:53,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:53,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:53,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:53,228 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:55:53,229 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:53,263 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 15 proven. 9 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 02:55:53,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:53,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 81 states and 162 transitions. [2023-11-19 02:55:53,573 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 162 transitions. [2023-11-19 02:55:53,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 02:55:53,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:53,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:53,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:53,620 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:55:53,620 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:53,665 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 15 proven. 9 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 02:55:54,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:54,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 82 states and 165 transitions. [2023-11-19 02:55:54,035 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 165 transitions. [2023-11-19 02:55:54,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 02:55:54,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:54,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:54,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:54,897 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 81 conjunts are in the unsatisfiable core [2023-11-19 02:55:54,901 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:55,632 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 [2023-11-19 02:55:55,799 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 [2023-11-19 02:55:56,349 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 02:55:56,350 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 26 treesize of output 28 [2023-11-19 02:55:56,532 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 02:55:56,532 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 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 [2023-11-19 02:55:58,474 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 252 treesize of output 226 [2023-11-19 02:55:58,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:55:58,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:55:58,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:55:58,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:55:58,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:55:58,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:55:58,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:55:58,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:55:58,833 INFO L349 Elim1Store]: treesize reduction 450, result has 13.6 percent of original size [2023-11-19 02:55:58,833 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 7 select indices, 7 select index equivalence classes, 13 disjoint index pairs (out of 21 index pairs), introduced 9 new quantified variables, introduced 16 case distinctions, treesize of input 208 treesize of output 356 [2023-11-19 02:55:59,462 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 02:55:59,465 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 223 [2023-11-19 02:55:59,540 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 02:55:59,542 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 164 [2023-11-19 02:56:03,218 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 02:56:03,218 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 6 case distinctions, treesize of input 101 treesize of output 49 [2023-11-19 02:56:03,393 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 4 proven. 36 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.