./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) 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_7d1d328e-9dd2-4186-967c-5bc760960c15/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d1d328e-9dd2-4186-967c-5bc760960c15/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_7d1d328e-9dd2-4186-967c-5bc760960c15/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d1d328e-9dd2-4186-967c-5bc760960c15/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d1d328e-9dd2-4186-967c-5bc760960c15/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_7d1d328e-9dd2-4186-967c-5bc760960c15/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 1d2a98d270a821b4275b6b35f502458543f3a892fcdda158c69925a18d34f6cf --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:56:44,287 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:56:44,361 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d1d328e-9dd2-4186-967c-5bc760960c15/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 02:56:44,367 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:56:44,367 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:56:44,399 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:56:44,402 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:56:44,403 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:56:44,404 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:56:44,410 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:56:44,411 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:56:44,412 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:56:44,412 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:56:44,414 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:56:44,415 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:56:44,416 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:56:44,416 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:56:44,417 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:56:44,417 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:56:44,418 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:56:44,418 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:56:44,419 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:56:44,419 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:56:44,421 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:56:44,421 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:56:44,422 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:56:44,422 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:56:44,423 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:56:44,423 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:56:44,424 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_7d1d328e-9dd2-4186-967c-5bc760960c15/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d1d328e-9dd2-4186-967c-5bc760960c15/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1d2a98d270a821b4275b6b35f502458543f3a892fcdda158c69925a18d34f6cf [2023-11-19 02:56:44,778 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:56:44,813 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:56:44,816 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:56:44,817 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:56:44,818 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:56:44,820 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d1d328e-9dd2-4186-967c-5bc760960c15/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-2.i [2023-11-19 02:56:47,933 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:56:48,351 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:56:48,352 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d1d328e-9dd2-4186-967c-5bc760960c15/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-2.i [2023-11-19 02:56:48,386 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d1d328e-9dd2-4186-967c-5bc760960c15/bin/ukojak-verify-G8NBE6pJGL/data/1ed062225/f77d729f944f42619a52c614f8774d97/FLAGc47235bb4 [2023-11-19 02:56:48,406 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d1d328e-9dd2-4186-967c-5bc760960c15/bin/ukojak-verify-G8NBE6pJGL/data/1ed062225/f77d729f944f42619a52c614f8774d97 [2023-11-19 02:56:48,412 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:56:48,414 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:56:48,421 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:56:48,421 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:56:48,426 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:56:48,429 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:56:48" (1/1) ... [2023-11-19 02:56:48,430 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f125895 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:48, skipping insertion in model container [2023-11-19 02:56:48,431 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:56:48" (1/1) ... [2023-11-19 02:56:48,508 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:56:49,478 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:56:49,491 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:56:49,667 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:56:49,756 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:56:49,764 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:56:49,765 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:49 WrapperNode [2023-11-19 02:56:49,765 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:56:49,766 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:56:49,767 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:56:49,767 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:56:49,775 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:49" (1/1) ... [2023-11-19 02:56:49,856 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:49" (1/1) ... [2023-11-19 02:56:49,978 INFO L138 Inliner]: procedures = 282, calls = 351, calls flagged for inlining = 26, calls inlined = 40, statements flattened = 1749 [2023-11-19 02:56:49,979 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:56:49,980 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:56:49,980 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:56:49,980 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:56:49,992 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:49" (1/1) ... [2023-11-19 02:56:49,992 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:49" (1/1) ... [2023-11-19 02:56:50,051 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:49" (1/1) ... [2023-11-19 02:56:50,052 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:49" (1/1) ... [2023-11-19 02:56:50,166 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:49" (1/1) ... [2023-11-19 02:56:50,186 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:49" (1/1) ... [2023-11-19 02:56:50,208 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:49" (1/1) ... [2023-11-19 02:56:50,227 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:49" (1/1) ... [2023-11-19 02:56:50,259 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:56:50,261 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:56:50,261 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:56:50,262 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:56:50,263 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:49" (1/1) ... [2023-11-19 02:56:50,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:56:50,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d1d328e-9dd2-4186-967c-5bc760960c15/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:56:50,302 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d1d328e-9dd2-4186-967c-5bc760960c15/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:56:50,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d1d328e-9dd2-4186-967c-5bc760960c15/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:56:50,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:56:50,354 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 02:56:50,355 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 02:56:50,355 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:56:50,355 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:56:50,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:56:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:56:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:56:50,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 02:56:50,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:56:50,357 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:56:50,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:56:50,641 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:56:50,644 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:56:53,559 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:56:55,678 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:56:55,679 INFO L302 CfgBuilder]: Removed 72 assume(true) statements. [2023-11-19 02:56:55,697 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:56:55 BoogieIcfgContainer [2023-11-19 02:56:55,698 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:56:55,699 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:56:55,700 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:56:55,710 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:56:55,711 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:56:55" (1/1) ... [2023-11-19 02:56:55,721 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:56:55,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:55,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1417 states to 1252 states and 1417 transitions. [2023-11-19 02:56:55,837 INFO L276 IsEmpty]: Start isEmpty. Operand 1252 states and 1417 transitions. [2023-11-19 02:56:55,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 02:56:55,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:55,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:55,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:56,159 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 02:56:56,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:56,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1416 states to 1251 states and 1416 transitions. [2023-11-19 02:56:56,220 INFO L276 IsEmpty]: Start isEmpty. Operand 1251 states and 1416 transitions. [2023-11-19 02:56:56,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 02:56:56,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:56,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:56,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:56,414 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 02:56:56,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:56,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1415 states to 1250 states and 1415 transitions. [2023-11-19 02:56:56,491 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 1415 transitions. [2023-11-19 02:56:56,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:56:56,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:56,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:56,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:56,527 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 02:56:56,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:56,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1413 states to 1249 states and 1413 transitions. [2023-11-19 02:56:56,552 INFO L276 IsEmpty]: Start isEmpty. Operand 1249 states and 1413 transitions. [2023-11-19 02:56:56,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:56:56,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:56,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:56,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:56,620 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 02:56:56,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:56,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1415 states to 1250 states and 1415 transitions. [2023-11-19 02:56:56,743 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 1415 transitions. [2023-11-19 02:56:56,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:56:56,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:56,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:56,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:56,855 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 02:56:56,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:56,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1414 states to 1249 states and 1414 transitions. [2023-11-19 02:56:56,882 INFO L276 IsEmpty]: Start isEmpty. Operand 1249 states and 1414 transitions. [2023-11-19 02:56:56,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:56:56,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:56,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:56,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:57,104 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 02:56:57,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:57,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 1252 states and 1419 transitions. [2023-11-19 02:56:57,230 INFO L276 IsEmpty]: Start isEmpty. Operand 1252 states and 1419 transitions. [2023-11-19 02:56:57,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:56:57,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:57,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:57,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:57,274 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 02:56:57,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:57,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1418 states to 1251 states and 1418 transitions. [2023-11-19 02:56:57,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1251 states and 1418 transitions. [2023-11-19 02:56:57,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:56:57,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:57,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:57,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:57,351 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 02:56:57,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:57,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 1252 states and 1420 transitions. [2023-11-19 02:56:57,380 INFO L276 IsEmpty]: Start isEmpty. Operand 1252 states and 1420 transitions. [2023-11-19 02:56:57,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:56:57,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:57,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:57,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:57,455 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 02:56:57,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:57,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1422 states to 1253 states and 1422 transitions. [2023-11-19 02:56:57,581 INFO L276 IsEmpty]: Start isEmpty. Operand 1253 states and 1422 transitions. [2023-11-19 02:56:57,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:56:57,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:57,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:57,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:57,687 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 02:56:57,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:57,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1424 states to 1254 states and 1424 transitions. [2023-11-19 02:56:57,953 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 1424 transitions. [2023-11-19 02:56:57,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:56:57,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:57,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:57,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:57,982 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 02:56:58,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:58,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1422 states to 1253 states and 1422 transitions. [2023-11-19 02:56:58,014 INFO L276 IsEmpty]: Start isEmpty. Operand 1253 states and 1422 transitions. [2023-11-19 02:56:58,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:56:58,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:58,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:58,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:58,063 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 02:56:58,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:58,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1424 states to 1254 states and 1424 transitions. [2023-11-19 02:56:58,090 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 1424 transitions. [2023-11-19 02:56:58,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:56:58,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:58,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:58,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:58,129 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 02:56:58,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:58,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1426 states to 1255 states and 1426 transitions. [2023-11-19 02:56:58,264 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 1426 transitions. [2023-11-19 02:56:58,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:56:58,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:58,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:58,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:58,315 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 02:56:58,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:58,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1430 states to 1257 states and 1430 transitions. [2023-11-19 02:56:58,496 INFO L276 IsEmpty]: Start isEmpty. Operand 1257 states and 1430 transitions. [2023-11-19 02:56:58,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:56:58,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:58,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:58,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:58,536 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 02:56:58,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:58,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1429 states to 1256 states and 1429 transitions. [2023-11-19 02:56:58,557 INFO L276 IsEmpty]: Start isEmpty. Operand 1256 states and 1429 transitions. [2023-11-19 02:56:58,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:56:58,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:58,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:58,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:58,606 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 02:56:58,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:58,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1430 states to 1257 states and 1430 transitions. [2023-11-19 02:56:58,628 INFO L276 IsEmpty]: Start isEmpty. Operand 1257 states and 1430 transitions. [2023-11-19 02:56:58,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:56:58,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:58,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:58,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:58,666 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 02:56:58,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:58,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 1258 states and 1432 transitions. [2023-11-19 02:56:58,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1258 states and 1432 transitions. [2023-11-19 02:56:58,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:56:58,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:58,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:58,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:58,988 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 02:56:59,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:59,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1436 states to 1261 states and 1436 transitions. [2023-11-19 02:56:59,123 INFO L276 IsEmpty]: Start isEmpty. Operand 1261 states and 1436 transitions. [2023-11-19 02:56:59,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 02:56:59,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:59,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:59,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:59,241 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:56:59,249 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:56:59,258 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 02:56:59,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:59,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1434 states to 1261 states and 1434 transitions. [2023-11-19 02:56:59,280 INFO L276 IsEmpty]: Start isEmpty. Operand 1261 states and 1434 transitions. [2023-11-19 02:56:59,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 02:56:59,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:59,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:59,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:59,446 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 02:56:59,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:59,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 1262 states and 1432 transitions. [2023-11-19 02:56:59,825 INFO L276 IsEmpty]: Start isEmpty. Operand 1262 states and 1432 transitions. [2023-11-19 02:56:59,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:56:59,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:59,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:59,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:59,915 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:56:59,918 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:56:59,921 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 02:56:59,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:59,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 1262 states and 1428 transitions. [2023-11-19 02:56:59,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1262 states and 1428 transitions. [2023-11-19 02:56:59,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:56:59,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:59,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:00,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:00,029 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:57:00,032 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:57:00,035 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 02:57:00,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:00,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1426 states to 1262 states and 1426 transitions. [2023-11-19 02:57:00,050 INFO L276 IsEmpty]: Start isEmpty. Operand 1262 states and 1426 transitions. [2023-11-19 02:57:00,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:57:00,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:00,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:00,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:00,151 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 02:57:00,155 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:57:00,220 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 02:57:00,439 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 02:57:00,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:00,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1435 states to 1267 states and 1435 transitions. [2023-11-19 02:57:00,652 INFO L276 IsEmpty]: Start isEmpty. Operand 1267 states and 1435 transitions. [2023-11-19 02:57:00,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:57:00,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:00,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:00,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:00,756 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 02:57:00,760 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:57:00,874 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 02:57:01,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:01,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1438 states to 1269 states and 1438 transitions. [2023-11-19 02:57:01,319 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 1438 transitions. [2023-11-19 02:57:01,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:57:01,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:01,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:01,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:01,437 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:57:01,441 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:57:01,552 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 02:57:01,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:01,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 1271 states and 1444 transitions. [2023-11-19 02:57:01,922 INFO L276 IsEmpty]: Start isEmpty. Operand 1271 states and 1444 transitions. [2023-11-19 02:57:01,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:57:01,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:01,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:02,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:02,029 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:57:02,032 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:57:02,036 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 02:57:02,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:02,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1443 states to 1270 states and 1443 transitions. [2023-11-19 02:57:02,063 INFO L276 IsEmpty]: Start isEmpty. Operand 1270 states and 1443 transitions. [2023-11-19 02:57:02,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:57:02,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:02,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:02,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:02,171 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 02:57:02,175 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:57:02,190 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 02:57:02,310 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 02:57:02,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:02,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 1271 states and 1444 transitions. [2023-11-19 02:57:02,535 INFO L276 IsEmpty]: Start isEmpty. Operand 1271 states and 1444 transitions. [2023-11-19 02:57:02,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:57:02,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:02,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:02,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:02,644 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:57:02,649 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:57:02,657 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 02:57:02,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:02,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1443 states to 1270 states and 1443 transitions. [2023-11-19 02:57:02,689 INFO L276 IsEmpty]: Start isEmpty. Operand 1270 states and 1443 transitions. [2023-11-19 02:57:02,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:57:02,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:02,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:02,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:02,793 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 02:57:02,803 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:57:02,822 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 02:57:02,941 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 02:57:03,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:03,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1445 states to 1271 states and 1445 transitions. [2023-11-19 02:57:03,265 INFO L276 IsEmpty]: Start isEmpty. Operand 1271 states and 1445 transitions. [2023-11-19 02:57:03,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:57:03,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:03,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:03,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:03,358 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:57:03,360 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:57:03,433 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 02:57:03,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:03,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 1274 states and 1451 transitions. [2023-11-19 02:57:03,653 INFO L276 IsEmpty]: Start isEmpty. Operand 1274 states and 1451 transitions. [2023-11-19 02:57:03,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:57:03,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:03,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:03,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:03,797 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:57:03,800 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:57:03,806 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 02:57:03,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:03,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 1273 states and 1450 transitions. [2023-11-19 02:57:03,830 INFO L276 IsEmpty]: Start isEmpty. Operand 1273 states and 1450 transitions. [2023-11-19 02:57:03,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:57:03,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:03,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:03,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:03,919 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 02:57:03,921 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:57:03,932 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 02:57:04,075 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 02:57:04,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:04,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 1274 states and 1452 transitions. [2023-11-19 02:57:04,470 INFO L276 IsEmpty]: Start isEmpty. Operand 1274 states and 1452 transitions. [2023-11-19 02:57:04,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:57:04,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:04,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:04,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:04,554 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:57:04,556 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:57:04,564 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 02:57:04,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:04,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 1273 states and 1451 transitions. [2023-11-19 02:57:04,586 INFO L276 IsEmpty]: Start isEmpty. Operand 1273 states and 1451 transitions. [2023-11-19 02:57:04,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:57:04,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:04,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:04,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:04,672 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 02:57:04,675 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:57:04,685 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 02:57:04,808 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 02:57:05,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:05,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1453 states to 1274 states and 1453 transitions. [2023-11-19 02:57:05,155 INFO L276 IsEmpty]: Start isEmpty. Operand 1274 states and 1453 transitions. [2023-11-19 02:57:05,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:57:05,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:05,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:05,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:05,235 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:57:05,237 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:57:05,249 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 02:57:05,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:05,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1457 states to 1277 states and 1457 transitions. [2023-11-19 02:57:05,281 INFO L276 IsEmpty]: Start isEmpty. Operand 1277 states and 1457 transitions. [2023-11-19 02:57:05,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:57:05,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:05,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:05,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:05,365 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 02:57:05,367 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:57:05,384 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 02:57:05,516 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 02:57:05,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:05,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1460 states to 1278 states and 1460 transitions. [2023-11-19 02:57:05,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1278 states and 1460 transitions. [2023-11-19 02:57:05,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:57:05,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:05,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:05,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:05,722 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:57:05,724 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:57:05,735 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 02:57:05,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:05,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1459 states to 1278 states and 1459 transitions. [2023-11-19 02:57:05,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1278 states and 1459 transitions. [2023-11-19 02:57:05,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:57:05,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:05,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:06,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:06,085 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:57:06,087 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:57:06,097 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 02:57:06,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:06,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1458 states to 1277 states and 1458 transitions. [2023-11-19 02:57:06,120 INFO L276 IsEmpty]: Start isEmpty. Operand 1277 states and 1458 transitions. [2023-11-19 02:57:06,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:57:06,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:06,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:06,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:06,270 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 02:57:06,273 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:57:06,285 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 02:57:06,419 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 02:57:06,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:06,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1460 states to 1278 states and 1460 transitions. [2023-11-19 02:57:06,799 INFO L276 IsEmpty]: Start isEmpty. Operand 1278 states and 1460 transitions. [2023-11-19 02:57:06,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:57:06,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:06,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:06,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:06,886 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:57:06,889 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:57:06,908 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 02:57:06,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:06,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1464 states to 1281 states and 1464 transitions. [2023-11-19 02:57:06,950 INFO L276 IsEmpty]: Start isEmpty. Operand 1281 states and 1464 transitions. [2023-11-19 02:57:06,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:57:06,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:06,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:07,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:07,053 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:57:07,056 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:57:07,070 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 02:57:07,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:07,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1463 states to 1280 states and 1463 transitions. [2023-11-19 02:57:07,097 INFO L276 IsEmpty]: Start isEmpty. Operand 1280 states and 1463 transitions. [2023-11-19 02:57:07,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:57:07,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:07,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:07,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:07,197 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 02:57:07,200 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:57:07,214 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 02:57:07,349 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 02:57:07,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:07,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1465 states to 1281 states and 1465 transitions. [2023-11-19 02:57:07,737 INFO L276 IsEmpty]: Start isEmpty. Operand 1281 states and 1465 transitions. [2023-11-19 02:57:07,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:57:07,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:07,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:07,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:07,855 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:57:07,870 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:57:07,886 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 02:57:07,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:07,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1464 states to 1280 states and 1464 transitions. [2023-11-19 02:57:07,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1280 states and 1464 transitions. [2023-11-19 02:57:07,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:57:07,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:07,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:07,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:07,999 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 02:57:08,001 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:57:08,013 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 02:57:08,158 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 02:57:08,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:08,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1466 states to 1281 states and 1466 transitions. [2023-11-19 02:57:08,552 INFO L276 IsEmpty]: Start isEmpty. Operand 1281 states and 1466 transitions. [2023-11-19 02:57:08,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:57:08,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:08,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:08,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:08,646 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:57:08,649 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:57:08,665 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 02:57:08,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:08,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1470 states to 1284 states and 1470 transitions. [2023-11-19 02:57:08,698 INFO L276 IsEmpty]: Start isEmpty. Operand 1284 states and 1470 transitions. [2023-11-19 02:57:08,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:57:08,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:08,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:08,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:08,835 INFO L262 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:57:08,837 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:57:08,852 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 02:57:08,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:08,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1469 states to 1283 states and 1469 transitions. [2023-11-19 02:57:08,874 INFO L276 IsEmpty]: Start isEmpty. Operand 1283 states and 1469 transitions. [2023-11-19 02:57:08,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:57:08,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:08,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:08,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:08,961 INFO L262 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 02:57:08,967 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:57:08,975 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 02:57:09,121 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 02:57:09,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:09,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1471 states to 1284 states and 1471 transitions. [2023-11-19 02:57:09,515 INFO L276 IsEmpty]: Start isEmpty. Operand 1284 states and 1471 transitions. [2023-11-19 02:57:09,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:57:09,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:09,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:09,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:09,606 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 02:57:09,608 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:57:09,616 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 02:57:09,795 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 02:57:09,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:09,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1474 states to 1285 states and 1474 transitions. [2023-11-19 02:57:09,924 INFO L276 IsEmpty]: Start isEmpty. Operand 1285 states and 1474 transitions. [2023-11-19 02:57:09,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:57:09,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:09,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:10,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:10,018 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:57:10,026 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:57:10,049 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 02:57:10,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:10,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1473 states to 1285 states and 1473 transitions. [2023-11-19 02:57:10,329 INFO L276 IsEmpty]: Start isEmpty. Operand 1285 states and 1473 transitions. [2023-11-19 02:57:10,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:57:10,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:10,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:10,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:10,415 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:57:10,417 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:57:10,441 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 02:57:10,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:10,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1477 states to 1288 states and 1477 transitions. [2023-11-19 02:57:10,479 INFO L276 IsEmpty]: Start isEmpty. Operand 1288 states and 1477 transitions. [2023-11-19 02:57:10,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:57:10,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:10,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:10,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:10,574 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:57:10,576 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:57:10,594 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 02:57:10,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:10,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 1287 states and 1476 transitions. [2023-11-19 02:57:10,618 INFO L276 IsEmpty]: Start isEmpty. Operand 1287 states and 1476 transitions. [2023-11-19 02:57:10,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:57:10,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:10,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:10,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:10,713 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 02:57:10,716 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:57:10,728 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 02:57:10,908 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 02:57:11,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:11,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1478 states to 1288 states and 1478 transitions. [2023-11-19 02:57:11,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1288 states and 1478 transitions. [2023-11-19 02:57:11,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 02:57:11,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:11,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:11,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:11,543 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:57:11,545 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:57:11,572 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 02:57:11,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:11,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1482 states to 1291 states and 1482 transitions. [2023-11-19 02:57:11,618 INFO L276 IsEmpty]: Start isEmpty. Operand 1291 states and 1482 transitions. [2023-11-19 02:57:11,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:57:11,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:11,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:11,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:11,711 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 02:57:11,717 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:57:11,759 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 02:57:12,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:12,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1501 states to 1307 states and 1501 transitions. [2023-11-19 02:57:12,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1307 states and 1501 transitions. [2023-11-19 02:57:12,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:57:12,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:12,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:12,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:12,480 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 02:57:12,484 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:57:12,495 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 02:57:12,620 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 02:57:13,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:13,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 1323 states and 1526 transitions. [2023-11-19 02:57:13,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1323 states and 1526 transitions. [2023-11-19 02:57:13,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:57:13,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:13,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:13,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:13,510 INFO L262 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:57:13,512 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:57:13,515 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 02:57:14,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:14,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1524 states to 1323 states and 1524 transitions. [2023-11-19 02:57:14,165 INFO L276 IsEmpty]: Start isEmpty. Operand 1323 states and 1524 transitions. [2023-11-19 02:57:14,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:57:14,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:14,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:14,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:14,321 INFO L262 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 02:57:14,323 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:57:14,377 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:57:24,408 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 02:57:34,425 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 02:57:36,656 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 02:57:36,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:36,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 1321 states and 1518 transitions. [2023-11-19 02:57:36,676 INFO L276 IsEmpty]: Start isEmpty. Operand 1321 states and 1518 transitions. [2023-11-19 02:57:36,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:57:36,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:36,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:36,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:36,840 INFO L262 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 02:57:36,844 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:57:36,853 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 02:57:37,091 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.