./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff 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_875d6c43-af0c-447d-8c54-560b739f00cb/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_875d6c43-af0c-447d-8c54-560b739f00cb/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_875d6c43-af0c-447d-8c54-560b739f00cb/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_875d6c43-af0c-447d-8c54-560b739f00cb/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_875d6c43-af0c-447d-8c54-560b739f00cb/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_875d6c43-af0c-447d-8c54-560b739f00cb/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 99f48cdcb9a25adc64e4307e90599f4e37a0b97f677ff29ab3d60f24a1c8e980 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:39:17,307 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:39:17,420 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_875d6c43-af0c-447d-8c54-560b739f00cb/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:39:17,429 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:39:17,430 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:39:17,472 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:39:17,474 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:39:17,475 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:39:17,476 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:39:17,481 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:39:17,483 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:39:17,483 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:39:17,484 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:39:17,485 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:39:17,486 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:39:17,486 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:39:17,487 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:39:17,487 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:39:17,488 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:39:17,488 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:39:17,489 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:39:17,489 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:39:17,490 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:39:17,491 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:39:17,491 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:39:17,492 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:39:17,492 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:39:17,493 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:39:17,493 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:39:17,494 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_875d6c43-af0c-447d-8c54-560b739f00cb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_875d6c43-af0c-447d-8c54-560b739f00cb/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 99f48cdcb9a25adc64e4307e90599f4e37a0b97f677ff29ab3d60f24a1c8e980 [2023-11-19 03:39:17,820 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:39:17,858 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:39:17,860 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:39:17,862 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:39:17,863 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:39:17,864 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_875d6c43-af0c-447d-8c54-560b739f00cb/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i [2023-11-19 03:39:21,062 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:39:21,455 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:39:21,462 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_875d6c43-af0c-447d-8c54-560b739f00cb/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i [2023-11-19 03:39:21,494 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_875d6c43-af0c-447d-8c54-560b739f00cb/bin/ukojak-verify-G8NBE6pJGL/data/68dd60b08/6bc060e07b7248d38f3de635f76a27e1/FLAG374e9f7f5 [2023-11-19 03:39:21,514 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_875d6c43-af0c-447d-8c54-560b739f00cb/bin/ukojak-verify-G8NBE6pJGL/data/68dd60b08/6bc060e07b7248d38f3de635f76a27e1 [2023-11-19 03:39:21,522 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:39:21,524 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:39:21,532 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:39:21,532 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:39:21,538 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:39:21,540 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:39:21" (1/1) ... [2023-11-19 03:39:21,544 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@428f5212 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:21, skipping insertion in model container [2023-11-19 03:39:21,544 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:39:21" (1/1) ... [2023-11-19 03:39:21,654 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:39:22,285 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:39:22,305 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:39:22,503 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:39:22,559 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:39:22,567 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:39:22,567 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:22 WrapperNode [2023-11-19 03:39:22,567 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:39:22,569 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:39:22,569 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:39:22,569 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:39:22,576 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:22" (1/1) ... [2023-11-19 03:39:22,643 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:22" (1/1) ... [2023-11-19 03:39:22,717 INFO L138 Inliner]: procedures = 176, calls = 331, calls flagged for inlining = 8, calls inlined = 7, statements flattened = 1539 [2023-11-19 03:39:22,717 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:39:22,718 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:39:22,718 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:39:22,718 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:39:22,728 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:22" (1/1) ... [2023-11-19 03:39:22,728 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:22" (1/1) ... [2023-11-19 03:39:22,737 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:22" (1/1) ... [2023-11-19 03:39:22,737 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:22" (1/1) ... [2023-11-19 03:39:22,794 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:22" (1/1) ... [2023-11-19 03:39:22,812 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:22" (1/1) ... [2023-11-19 03:39:22,818 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:22" (1/1) ... [2023-11-19 03:39:22,844 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:22" (1/1) ... [2023-11-19 03:39:22,855 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:39:22,856 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:39:22,856 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:39:22,856 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:39:22,857 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:22" (1/1) ... [2023-11-19 03:39:22,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:39:22,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_875d6c43-af0c-447d-8c54-560b739f00cb/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:39:22,894 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_875d6c43-af0c-447d-8c54-560b739f00cb/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:39:22,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_875d6c43-af0c-447d-8c54-560b739f00cb/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:39:22,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:39:22,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:39:22,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:39:22,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:39:22,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:39:22,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:39:22,966 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 03:39:22,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:39:22,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:39:22,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:39:22,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:39:22,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:39:23,227 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:39:23,230 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:39:25,750 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:39:27,457 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:39:27,457 INFO L302 CfgBuilder]: Removed 72 assume(true) statements. [2023-11-19 03:39:27,474 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:39:27 BoogieIcfgContainer [2023-11-19 03:39:27,474 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:39:27,476 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:39:27,476 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:39:27,487 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:39:27,488 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:39:27" (1/1) ... [2023-11-19 03:39:27,498 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:39:27,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:27,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1272 states to 1134 states and 1272 transitions. [2023-11-19 03:39:27,611 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 1272 transitions. [2023-11-19 03:39:27,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 03:39:27,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:27,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:27,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:27,920 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 03:39:27,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:27,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1271 states to 1133 states and 1271 transitions. [2023-11-19 03:39:27,965 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 1271 transitions. [2023-11-19 03:39:27,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 03:39:27,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:27,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:27,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:28,071 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 03:39:28,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:28,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 1132 states and 1270 transitions. [2023-11-19 03:39:28,158 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 1270 transitions. [2023-11-19 03:39:28,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:39:28,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:28,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:28,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:28,203 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 03:39:28,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:28,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 1131 states and 1268 transitions. [2023-11-19 03:39:28,226 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 1268 transitions. [2023-11-19 03:39:28,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:39:28,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:28,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:28,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:28,292 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 03:39:28,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:28,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1267 states to 1130 states and 1267 transitions. [2023-11-19 03:39:28,326 INFO L276 IsEmpty]: Start isEmpty. Operand 1130 states and 1267 transitions. [2023-11-19 03:39:28,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:39:28,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:28,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:28,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:28,496 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 03:39:28,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:28,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1266 states to 1129 states and 1266 transitions. [2023-11-19 03:39:28,533 INFO L276 IsEmpty]: Start isEmpty. Operand 1129 states and 1266 transitions. [2023-11-19 03:39:28,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:39:28,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:28,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:28,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:28,792 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 03:39:28,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:28,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 1128 states and 1265 transitions. [2023-11-19 03:39:28,842 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 1265 transitions. [2023-11-19 03:39:28,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:39:28,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:28,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:28,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:28,877 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 03:39:28,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:28,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 1127 states and 1264 transitions. [2023-11-19 03:39:28,899 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 1264 transitions. [2023-11-19 03:39:28,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:39:28,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:28,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:28,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:28,953 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 03:39:28,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:28,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 1126 states and 1263 transitions. [2023-11-19 03:39:28,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 1263 transitions. [2023-11-19 03:39:28,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:39:28,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:28,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:29,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:29,063 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 03:39:29,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:29,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 1125 states and 1262 transitions. [2023-11-19 03:39:29,207 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 1262 transitions. [2023-11-19 03:39:29,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:39:29,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:29,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:29,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:29,324 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 03:39:29,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:29,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 1124 states and 1261 transitions. [2023-11-19 03:39:29,624 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 1261 transitions. [2023-11-19 03:39:29,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:39:29,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:29,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:29,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:29,680 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 03:39:29,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:29,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 1123 states and 1259 transitions. [2023-11-19 03:39:29,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 1259 transitions. [2023-11-19 03:39:29,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:39:29,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:29,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:29,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:29,749 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 03:39:29,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:29,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258 states to 1122 states and 1258 transitions. [2023-11-19 03:39:29,779 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 1258 transitions. [2023-11-19 03:39:29,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:39:29,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:29,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:29,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:29,828 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 03:39:29,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:29,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1257 states to 1121 states and 1257 transitions. [2023-11-19 03:39:29,983 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 1257 transitions. [2023-11-19 03:39:29,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:39:29,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:29,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:30,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:30,021 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 03:39:30,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:30,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 1120 states and 1256 transitions. [2023-11-19 03:39:30,158 INFO L276 IsEmpty]: Start isEmpty. Operand 1120 states and 1256 transitions. [2023-11-19 03:39:30,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:39:30,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:30,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:30,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:30,191 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 03:39:30,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:30,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 1119 states and 1255 transitions. [2023-11-19 03:39:30,212 INFO L276 IsEmpty]: Start isEmpty. Operand 1119 states and 1255 transitions. [2023-11-19 03:39:30,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:39:30,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:30,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:30,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:30,303 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 03:39:30,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:30,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 1118 states and 1254 transitions. [2023-11-19 03:39:30,331 INFO L276 IsEmpty]: Start isEmpty. Operand 1118 states and 1254 transitions. [2023-11-19 03:39:30,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:39:30,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:30,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:30,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:30,364 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 03:39:30,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:30,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 1117 states and 1253 transitions. [2023-11-19 03:39:30,403 INFO L276 IsEmpty]: Start isEmpty. Operand 1117 states and 1253 transitions. [2023-11-19 03:39:30,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:39:30,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:30,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:30,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:30,500 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 03:39:30,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:30,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 1116 states and 1252 transitions. [2023-11-19 03:39:30,839 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1252 transitions. [2023-11-19 03:39:30,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:39:30,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:30,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:30,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:30,935 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:39:30,944 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:30,953 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 03:39:30,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:30,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 1116 states and 1250 transitions. [2023-11-19 03:39:30,975 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1250 transitions. [2023-11-19 03:39:30,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:39:30,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:30,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:31,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:31,171 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 03:39:31,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:31,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 1117 states and 1248 transitions. [2023-11-19 03:39:31,563 INFO L276 IsEmpty]: Start isEmpty. Operand 1117 states and 1248 transitions. [2023-11-19 03:39:31,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:39:31,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:31,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:31,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:31,648 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:39:31,652 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:31,658 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 03:39:31,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:31,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 1117 states and 1244 transitions. [2023-11-19 03:39:31,675 INFO L276 IsEmpty]: Start isEmpty. Operand 1117 states and 1244 transitions. [2023-11-19 03:39:31,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:39:31,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:31,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:31,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:31,763 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:39:31,765 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:31,810 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 03:39:31,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:31,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1242 states to 1117 states and 1242 transitions. [2023-11-19 03:39:31,829 INFO L276 IsEmpty]: Start isEmpty. Operand 1117 states and 1242 transitions. [2023-11-19 03:39:31,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:39:31,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:31,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:31,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:31,933 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:39:31,937 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:31,991 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 6 treesize of output 5 [2023-11-19 03:39:32,060 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 03:39:32,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:32,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1246 states to 1119 states and 1246 transitions. [2023-11-19 03:39:32,150 INFO L276 IsEmpty]: Start isEmpty. Operand 1119 states and 1246 transitions. [2023-11-19 03:39:32,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:39:32,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:32,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:32,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:32,275 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:39:32,284 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:32,310 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 1 [2023-11-19 03:39:32,433 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 03:39:32,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:32,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 1121 states and 1250 transitions. [2023-11-19 03:39:32,721 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 1250 transitions. [2023-11-19 03:39:32,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:39:32,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:32,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:32,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:32,805 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:39:32,808 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:32,895 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 03:39:33,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:33,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 1123 states and 1256 transitions. [2023-11-19 03:39:33,267 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 1256 transitions. [2023-11-19 03:39:33,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:39:33,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:33,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:33,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:33,359 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:39:33,363 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:33,370 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 03:39:33,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:33,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 1122 states and 1255 transitions. [2023-11-19 03:39:33,402 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 1255 transitions. [2023-11-19 03:39:33,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:39:33,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:33,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:33,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:33,501 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:39:33,504 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:33,512 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 1 [2023-11-19 03:39:33,683 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 03:39:33,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:33,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 1123 states and 1256 transitions. [2023-11-19 03:39:33,845 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 1256 transitions. [2023-11-19 03:39:33,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:39:33,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:33,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:33,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:33,941 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:39:33,944 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:33,952 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 03:39:34,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:34,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 1122 states and 1255 transitions. [2023-11-19 03:39:34,023 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 1255 transitions. [2023-11-19 03:39:34,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:39:34,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:34,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:34,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:34,113 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:39:34,121 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:34,129 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 1 [2023-11-19 03:39:34,252 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 03:39:34,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:34,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1257 states to 1123 states and 1257 transitions. [2023-11-19 03:39:34,574 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 1257 transitions. [2023-11-19 03:39:34,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:39:34,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:34,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:34,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:34,668 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:39:34,671 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:34,746 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 03:39:34,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:34,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 1126 states and 1263 transitions. [2023-11-19 03:39:34,977 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 1263 transitions. [2023-11-19 03:39:34,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:39:34,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:34,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:35,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:35,076 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:39:35,078 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:35,087 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 03:39:35,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:35,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 1125 states and 1262 transitions. [2023-11-19 03:39:35,116 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 1262 transitions. [2023-11-19 03:39:35,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:39:35,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:35,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:35,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:35,199 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:39:35,203 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:35,215 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 1 [2023-11-19 03:39:35,351 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 03:39:35,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:35,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 1126 states and 1264 transitions. [2023-11-19 03:39:35,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 1264 transitions. [2023-11-19 03:39:35,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:39:35,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:35,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:35,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:35,771 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:39:35,773 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:35,785 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 03:39:35,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:35,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 1125 states and 1263 transitions. [2023-11-19 03:39:35,807 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 1263 transitions. [2023-11-19 03:39:35,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:39:35,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:35,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:35,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:35,890 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:39:35,896 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:35,903 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 1 [2023-11-19 03:39:36,085 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 03:39:36,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:36,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 1126 states and 1265 transitions. [2023-11-19 03:39:36,443 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 1265 transitions. [2023-11-19 03:39:36,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:39:36,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:36,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:36,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:36,523 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:39:36,526 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:36,539 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 03:39:36,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:36,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 1129 states and 1269 transitions. [2023-11-19 03:39:36,573 INFO L276 IsEmpty]: Start isEmpty. Operand 1129 states and 1269 transitions. [2023-11-19 03:39:36,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:39:36,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:36,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:36,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:36,656 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:39:36,664 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:36,673 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 03:39:36,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:36,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 1128 states and 1268 transitions. [2023-11-19 03:39:36,696 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 1268 transitions. [2023-11-19 03:39:36,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:39:36,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:36,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:36,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:36,785 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:39:36,788 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:36,797 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 1 [2023-11-19 03:39:36,933 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 03:39:37,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:37,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 1129 states and 1270 transitions. [2023-11-19 03:39:37,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1129 states and 1270 transitions. [2023-11-19 03:39:37,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:39:37,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:37,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:37,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:37,417 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:39:37,420 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:37,432 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 03:39:37,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:37,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 1128 states and 1269 transitions. [2023-11-19 03:39:37,461 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 1269 transitions. [2023-11-19 03:39:37,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:39:37,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:37,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:37,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:37,561 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:39:37,564 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:37,577 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 1 [2023-11-19 03:39:37,737 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 03:39:38,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:38,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1271 states to 1129 states and 1271 transitions. [2023-11-19 03:39:38,172 INFO L276 IsEmpty]: Start isEmpty. Operand 1129 states and 1271 transitions. [2023-11-19 03:39:38,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:39:38,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:38,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:38,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:38,252 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:39:38,254 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:38,271 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 03:39:38,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:38,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 1132 states and 1275 transitions. [2023-11-19 03:39:38,322 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 1275 transitions. [2023-11-19 03:39:38,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:39:38,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:38,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:38,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:38,422 INFO L262 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:39:38,424 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:38,436 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 03:39:38,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:38,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 1131 states and 1274 transitions. [2023-11-19 03:39:38,461 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 1274 transitions. [2023-11-19 03:39:38,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:39:38,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:38,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:38,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:38,554 INFO L262 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:39:38,557 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:38,567 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 1 [2023-11-19 03:39:38,710 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 03:39:39,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:39,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1276 states to 1132 states and 1276 transitions. [2023-11-19 03:39:39,092 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 1276 transitions. [2023-11-19 03:39:39,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:39:39,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:39,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:39,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:39,189 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:39:39,191 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:39,206 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 03:39:39,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:39,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 1131 states and 1275 transitions. [2023-11-19 03:39:39,232 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 1275 transitions. [2023-11-19 03:39:39,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:39:39,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:39,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:39,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:39,321 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:39:39,324 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:39,334 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 1 [2023-11-19 03:39:39,482 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 03:39:39,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:39,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 1132 states and 1277 transitions. [2023-11-19 03:39:39,981 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 1277 transitions. [2023-11-19 03:39:39,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:39:39,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:39,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:40,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:40,083 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:39:40,086 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:40,114 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 03:39:40,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:40,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1281 states to 1135 states and 1281 transitions. [2023-11-19 03:39:40,168 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1281 transitions. [2023-11-19 03:39:40,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:39:40,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:40,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:40,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:40,288 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:39:40,290 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:40,308 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 03:39:40,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:40,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1280 states to 1134 states and 1280 transitions. [2023-11-19 03:39:40,338 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 1280 transitions. [2023-11-19 03:39:40,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:39:40,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:40,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:40,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:40,458 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:39:40,461 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:40,471 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 1 [2023-11-19 03:39:40,643 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 03:39:41,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:41,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 1135 states and 1282 transitions. [2023-11-19 03:39:41,047 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1282 transitions. [2023-11-19 03:39:41,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:39:41,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:41,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:41,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:41,150 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:39:41,157 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:41,173 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 03:39:41,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:41,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1281 states to 1134 states and 1281 transitions. [2023-11-19 03:39:41,195 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 1281 transitions. [2023-11-19 03:39:41,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:39:41,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:41,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:41,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:41,285 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:39:41,287 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:41,303 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 1 [2023-11-19 03:39:41,486 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 03:39:41,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:41,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 1135 states and 1283 transitions. [2023-11-19 03:39:41,938 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1283 transitions. [2023-11-19 03:39:41,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:39:41,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:41,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:42,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:42,027 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:39:42,030 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:42,063 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 03:39:42,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:42,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 1138 states and 1287 transitions. [2023-11-19 03:39:42,102 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 1287 transitions. [2023-11-19 03:39:42,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:39:42,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:42,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:42,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:42,262 INFO L262 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:39:42,264 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:42,283 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 03:39:42,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:42,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 1137 states and 1286 transitions. [2023-11-19 03:39:42,308 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 1286 transitions. [2023-11-19 03:39:42,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:39:42,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:42,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:42,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:42,414 INFO L262 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:39:42,417 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:42,428 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 1 [2023-11-19 03:39:42,606 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 03:39:43,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:43,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 1138 states and 1288 transitions. [2023-11-19 03:39:43,053 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 1288 transitions. [2023-11-19 03:39:43,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:39:43,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:43,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:43,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:43,133 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:39:43,135 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:43,160 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 03:39:43,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:43,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 1141 states and 1292 transitions. [2023-11-19 03:39:43,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 1292 transitions. [2023-11-19 03:39:43,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:39:43,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:43,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:43,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:43,312 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:39:43,315 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:43,323 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 6 treesize of output 5 [2023-11-19 03:39:43,361 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 03:39:43,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:43,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 1157 states and 1310 transitions. [2023-11-19 03:39:43,974 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 1310 transitions. [2023-11-19 03:39:43,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:39:43,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:43,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:44,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:44,107 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:39:44,109 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:44,120 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 1 [2023-11-19 03:39:44,248 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 03:39:44,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:44,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1335 states to 1173 states and 1335 transitions. [2023-11-19 03:39:44,963 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 1335 transitions. [2023-11-19 03:39:44,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:39:44,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:44,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:45,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:45,061 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:39:45,063 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:45,065 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:55,096 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:39:55,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:55,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1333 states to 1173 states and 1333 transitions. [2023-11-19 03:39:55,111 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 1333 transitions. [2023-11-19 03:39:55,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:39:55,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:55,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:55,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:55,238 INFO L262 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:39:55,240 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:55,267 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:40:05,290 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 03:40:15,298 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []