./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_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_c3ae69e6-eb11-48fc-a964-7f620b0f23de/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ae69e6-eb11-48fc-a964-7f620b0f23de/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_c3ae69e6-eb11-48fc-a964-7f620b0f23de/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ae69e6-eb11-48fc-a964-7f620b0f23de/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test7-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ae69e6-eb11-48fc-a964-7f620b0f23de/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_c3ae69e6-eb11-48fc-a964-7f620b0f23de/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 9e43379b3f2624d77eec1084820c7c07499f5ec4432514ab066d4f5cf96eeebc --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:07:52,276 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:07:52,404 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ae69e6-eb11-48fc-a964-7f620b0f23de/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 04:07:52,415 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:07:52,416 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:07:52,455 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:07:52,457 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:07:52,457 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:07:52,458 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:07:52,464 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:07:52,464 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:07:52,465 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:07:52,465 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:07:52,467 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 04:07:52,468 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 04:07:52,468 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 04:07:52,469 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:07:52,469 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:07:52,470 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:07:52,470 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:07:52,471 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:07:52,472 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:07:52,472 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:07:52,473 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:07:52,474 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:52,474 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:07:52,475 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:07:52,475 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:07:52,476 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:07:52,476 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_c3ae69e6-eb11-48fc-a964-7f620b0f23de/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ae69e6-eb11-48fc-a964-7f620b0f23de/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9e43379b3f2624d77eec1084820c7c07499f5ec4432514ab066d4f5cf96eeebc [2023-11-19 04:07:52,779 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:07:52,821 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:07:52,824 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:07:52,826 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:07:52,826 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:07:52,828 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ae69e6-eb11-48fc-a964-7f620b0f23de/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test7-2.i [2023-11-19 04:07:55,983 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:07:56,392 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:07:56,393 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ae69e6-eb11-48fc-a964-7f620b0f23de/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test7-2.i [2023-11-19 04:07:56,413 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ae69e6-eb11-48fc-a964-7f620b0f23de/bin/ukojak-verify-G8NBE6pJGL/data/54d9d044f/d21f1539cdbf49b7a7630ca1aae794d1/FLAG88daa75d3 [2023-11-19 04:07:56,429 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ae69e6-eb11-48fc-a964-7f620b0f23de/bin/ukojak-verify-G8NBE6pJGL/data/54d9d044f/d21f1539cdbf49b7a7630ca1aae794d1 [2023-11-19 04:07:56,432 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:07:56,434 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:07:56,435 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:56,436 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:07:56,441 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:07:56,442 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:56" (1/1) ... [2023-11-19 04:07:56,443 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9a568aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:56, skipping insertion in model container [2023-11-19 04:07:56,443 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:56" (1/1) ... [2023-11-19 04:07:56,510 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:07:57,086 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:57,108 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:07:57,277 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:57,324 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:07:57,333 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:07:57,333 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:57 WrapperNode [2023-11-19 04:07:57,334 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:57,335 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:57,335 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:07:57,335 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:07:57,344 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:57" (1/1) ... [2023-11-19 04:07:57,387 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:57" (1/1) ... [2023-11-19 04:07:57,480 INFO L138 Inliner]: procedures = 176, calls = 331, calls flagged for inlining = 8, calls inlined = 7, statements flattened = 1539 [2023-11-19 04:07:57,481 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:57,482 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:07:57,482 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:07:57,482 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:07:57,493 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:57" (1/1) ... [2023-11-19 04:07:57,494 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:57" (1/1) ... [2023-11-19 04:07:57,509 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:57" (1/1) ... [2023-11-19 04:07:57,509 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:57" (1/1) ... [2023-11-19 04:07:57,599 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:57" (1/1) ... [2023-11-19 04:07:57,641 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:57" (1/1) ... [2023-11-19 04:07:57,648 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:57" (1/1) ... [2023-11-19 04:07:57,667 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:57" (1/1) ... [2023-11-19 04:07:57,684 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:07:57,686 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:07:57,687 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:07:57,687 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:07:57,688 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:57" (1/1) ... [2023-11-19 04:07:57,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:57,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ae69e6-eb11-48fc-a964-7f620b0f23de/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:07:57,725 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ae69e6-eb11-48fc-a964-7f620b0f23de/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:07:57,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ae69e6-eb11-48fc-a964-7f620b0f23de/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:07:57,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:07:57,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:07:57,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:07:57,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:07:57,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 04:07:57,877 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:07:57,878 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 04:07:57,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 04:07:57,878 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:07:57,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:07:57,879 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:07:57,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:07:58,180 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:07:58,182 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:08:01,107 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:08:02,914 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:08:02,915 INFO L302 CfgBuilder]: Removed 72 assume(true) statements. [2023-11-19 04:08:02,932 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:02 BoogieIcfgContainer [2023-11-19 04:08:02,932 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:08:02,933 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:08:02,934 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:08:02,945 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:08:02,945 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:02" (1/1) ... [2023-11-19 04:08:02,955 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:08:03,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:03,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1272 states to 1134 states and 1272 transitions. [2023-11-19 04:08:03,055 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 1272 transitions. [2023-11-19 04:08:03,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 04:08:03,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:03,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:03,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:03,356 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 04:08:03,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:03,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1271 states to 1133 states and 1271 transitions. [2023-11-19 04:08:03,426 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 1271 transitions. [2023-11-19 04:08:03,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 04:08:03,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:03,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:03,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:03,514 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 04:08:03,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:03,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 1132 states and 1270 transitions. [2023-11-19 04:08:03,592 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 1270 transitions. [2023-11-19 04:08:03,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 04:08:03,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:03,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:03,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:03,631 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 04:08:03,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:03,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 1131 states and 1268 transitions. [2023-11-19 04:08:03,653 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 1268 transitions. [2023-11-19 04:08:03,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 04:08:03,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:03,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:03,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:03,713 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 04:08:03,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:03,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1267 states to 1130 states and 1267 transitions. [2023-11-19 04:08:03,745 INFO L276 IsEmpty]: Start isEmpty. Operand 1130 states and 1267 transitions. [2023-11-19 04:08:03,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:08:03,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:03,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:03,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:03,913 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 04:08:03,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:03,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1266 states to 1129 states and 1266 transitions. [2023-11-19 04:08:03,939 INFO L276 IsEmpty]: Start isEmpty. Operand 1129 states and 1266 transitions. [2023-11-19 04:08:03,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:08:03,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:03,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:03,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:04,151 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 04:08:04,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:04,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 1128 states and 1265 transitions. [2023-11-19 04:08:04,199 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 1265 transitions. [2023-11-19 04:08:04,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:08:04,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:04,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:04,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:04,232 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 04:08:04,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:04,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 1127 states and 1264 transitions. [2023-11-19 04:08:04,256 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 1264 transitions. [2023-11-19 04:08:04,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:08:04,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:04,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:04,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:04,309 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 04:08:04,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:04,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 1126 states and 1263 transitions. [2023-11-19 04:08:04,338 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 1263 transitions. [2023-11-19 04:08:04,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:08:04,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:04,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:04,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:04,411 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 04:08:04,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:04,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 1125 states and 1262 transitions. [2023-11-19 04:08:04,535 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 1262 transitions. [2023-11-19 04:08:04,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:08:04,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:04,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:04,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:04,629 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 04:08:04,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:04,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 1124 states and 1261 transitions. [2023-11-19 04:08:04,897 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 1261 transitions. [2023-11-19 04:08:04,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:08:04,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:04,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:04,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:04,923 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 04:08:04,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:04,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 1123 states and 1259 transitions. [2023-11-19 04:08:04,945 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 1259 transitions. [2023-11-19 04:08:04,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:08:04,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:04,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:04,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:04,982 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 04:08:05,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:05,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258 states to 1122 states and 1258 transitions. [2023-11-19 04:08:05,008 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 1258 transitions. [2023-11-19 04:08:05,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:08:05,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:05,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:05,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:05,049 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 04:08:05,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:05,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1257 states to 1121 states and 1257 transitions. [2023-11-19 04:08:05,188 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 1257 transitions. [2023-11-19 04:08:05,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:08:05,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:05,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:05,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:05,218 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 04:08:05,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:05,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 1120 states and 1256 transitions. [2023-11-19 04:08:05,349 INFO L276 IsEmpty]: Start isEmpty. Operand 1120 states and 1256 transitions. [2023-11-19 04:08:05,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:08:05,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:05,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:05,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:05,379 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 04:08:05,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:05,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 1119 states and 1255 transitions. [2023-11-19 04:08:05,398 INFO L276 IsEmpty]: Start isEmpty. Operand 1119 states and 1255 transitions. [2023-11-19 04:08:05,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:08:05,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:05,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:05,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:05,472 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 04:08:05,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:05,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 1118 states and 1254 transitions. [2023-11-19 04:08:05,496 INFO L276 IsEmpty]: Start isEmpty. Operand 1118 states and 1254 transitions. [2023-11-19 04:08:05,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:08:05,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:05,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:05,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:05,526 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 04:08:05,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:05,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 1117 states and 1253 transitions. [2023-11-19 04:08:05,559 INFO L276 IsEmpty]: Start isEmpty. Operand 1117 states and 1253 transitions. [2023-11-19 04:08:05,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:08:05,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:05,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:05,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:05,648 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 04:08:05,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:05,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 1116 states and 1252 transitions. [2023-11-19 04:08:05,956 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1252 transitions. [2023-11-19 04:08:05,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:08:05,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:05,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:06,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:06,046 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:08:06,052 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:06,059 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 04:08:06,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:06,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 1116 states and 1250 transitions. [2023-11-19 04:08:06,079 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1250 transitions. [2023-11-19 04:08:06,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:08:06,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:06,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:06,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:06,201 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 04:08:06,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:06,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 1117 states and 1248 transitions. [2023-11-19 04:08:06,564 INFO L276 IsEmpty]: Start isEmpty. Operand 1117 states and 1248 transitions. [2023-11-19 04:08:06,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:08:06,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:06,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:06,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:06,646 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:08:06,649 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:06,654 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 04:08:06,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:06,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 1117 states and 1244 transitions. [2023-11-19 04:08:06,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1117 states and 1244 transitions. [2023-11-19 04:08:06,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:08:06,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:06,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:06,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:06,754 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:08:06,756 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:06,764 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 04:08:06,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:06,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1242 states to 1117 states and 1242 transitions. [2023-11-19 04:08:06,779 INFO L276 IsEmpty]: Start isEmpty. Operand 1117 states and 1242 transitions. [2023-11-19 04:08:06,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:08:06,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:06,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:06,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:06,869 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:08:06,872 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:06,925 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 04:08:07,034 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 04:08:07,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:07,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1246 states to 1119 states and 1246 transitions. [2023-11-19 04:08:07,106 INFO L276 IsEmpty]: Start isEmpty. Operand 1119 states and 1246 transitions. [2023-11-19 04:08:07,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:08:07,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:07,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:07,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:07,201 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 04:08:07,205 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:07,222 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 04:08:07,338 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 04:08:07,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:07,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 1121 states and 1250 transitions. [2023-11-19 04:08:07,625 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 1250 transitions. [2023-11-19 04:08:07,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:08:07,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:07,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:07,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:07,723 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:07,726 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:07,830 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 04:08:08,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:08,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 1123 states and 1256 transitions. [2023-11-19 04:08:08,203 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 1256 transitions. [2023-11-19 04:08:08,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:08:08,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:08,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:08,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:08,295 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:08,298 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:08,305 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 04:08:08,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:08,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 1122 states and 1255 transitions. [2023-11-19 04:08:08,335 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 1255 transitions. [2023-11-19 04:08:08,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:08:08,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:08,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:08,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:08,422 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:08:08,425 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:08,434 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 04:08:08,611 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 04:08:08,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:08,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 1123 states and 1256 transitions. [2023-11-19 04:08:08,769 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 1256 transitions. [2023-11-19 04:08:08,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:08:08,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:08,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:08,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:08,860 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:08,863 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:08,870 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 04:08:08,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:08,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 1122 states and 1255 transitions. [2023-11-19 04:08:08,896 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 1255 transitions. [2023-11-19 04:08:08,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:08:08,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:08,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:09,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:09,051 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:08:09,064 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:09,078 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 04:08:09,207 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 04:08:09,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:09,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1257 states to 1123 states and 1257 transitions. [2023-11-19 04:08:09,546 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 1257 transitions. [2023-11-19 04:08:09,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:08:09,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:09,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:09,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:09,648 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:08:09,650 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:09,724 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 04:08:09,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:09,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 1126 states and 1263 transitions. [2023-11-19 04:08:09,933 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 1263 transitions. [2023-11-19 04:08:09,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:08:09,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:09,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:10,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:10,015 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:10,017 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:10,024 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 04:08:10,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:10,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 1125 states and 1262 transitions. [2023-11-19 04:08:10,047 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 1262 transitions. [2023-11-19 04:08:10,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:08:10,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:10,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:10,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:10,128 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:08:10,130 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:10,140 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 04:08:10,257 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 04:08:10,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:10,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 1126 states and 1264 transitions. [2023-11-19 04:08:10,581 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 1264 transitions. [2023-11-19 04:08:10,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:08:10,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:10,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:10,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:10,664 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:10,666 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:10,673 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 04:08:10,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:10,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 1125 states and 1263 transitions. [2023-11-19 04:08:10,693 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 1263 transitions. [2023-11-19 04:08:10,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:08:10,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:10,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:10,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:10,772 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:08:10,774 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:10,780 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 04:08:10,901 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 04:08:11,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:11,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 1126 states and 1265 transitions. [2023-11-19 04:08:11,287 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 1265 transitions. [2023-11-19 04:08:11,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:08:11,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:11,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:11,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:11,367 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:08:11,369 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:11,382 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 04:08:11,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:11,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 1129 states and 1269 transitions. [2023-11-19 04:08:11,415 INFO L276 IsEmpty]: Start isEmpty. Operand 1129 states and 1269 transitions. [2023-11-19 04:08:11,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:08:11,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:11,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:11,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:11,500 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:11,506 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:11,516 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 04:08:11,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:11,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 1128 states and 1268 transitions. [2023-11-19 04:08:11,537 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 1268 transitions. [2023-11-19 04:08:11,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:08:11,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:11,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:11,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:11,620 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:08:11,622 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:11,633 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 04:08:11,768 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 04:08:12,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:12,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 1129 states and 1270 transitions. [2023-11-19 04:08:12,162 INFO L276 IsEmpty]: Start isEmpty. Operand 1129 states and 1270 transitions. [2023-11-19 04:08:12,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:08:12,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:12,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:12,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:12,251 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:12,253 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:12,263 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 04:08:12,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:12,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 1128 states and 1269 transitions. [2023-11-19 04:08:12,287 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 1269 transitions. [2023-11-19 04:08:12,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:08:12,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:12,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:12,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:12,385 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:08:12,387 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:12,400 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 04:08:12,542 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 04:08:12,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:12,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1271 states to 1129 states and 1271 transitions. [2023-11-19 04:08:12,948 INFO L276 IsEmpty]: Start isEmpty. Operand 1129 states and 1271 transitions. [2023-11-19 04:08:12,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:08:12,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:12,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:13,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:13,029 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:08:13,031 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:13,049 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 04:08:13,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:13,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 1132 states and 1275 transitions. [2023-11-19 04:08:13,124 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 1275 transitions. [2023-11-19 04:08:13,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:08:13,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:13,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:13,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:13,214 INFO L262 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:13,217 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:13,233 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 04:08:13,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:13,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 1131 states and 1274 transitions. [2023-11-19 04:08:13,257 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 1274 transitions. [2023-11-19 04:08:13,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:08:13,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:13,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:13,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:13,344 INFO L262 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:08:13,348 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:13,357 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 04:08:13,502 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 04:08:13,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:13,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1276 states to 1132 states and 1276 transitions. [2023-11-19 04:08:13,911 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 1276 transitions. [2023-11-19 04:08:13,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 04:08:13,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:13,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:14,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:14,005 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:14,007 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:14,021 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 04:08:14,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:14,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 1131 states and 1275 transitions. [2023-11-19 04:08:14,046 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 1275 transitions. [2023-11-19 04:08:14,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 04:08:14,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:14,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:14,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:14,130 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:08:14,145 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:14,157 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 04:08:14,308 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 04:08:14,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:14,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 1132 states and 1277 transitions. [2023-11-19 04:08:14,814 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 1277 transitions. [2023-11-19 04:08:14,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:08:14,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:14,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:14,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:14,892 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:08:14,896 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:14,914 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 04:08:14,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:14,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1281 states to 1135 states and 1281 transitions. [2023-11-19 04:08:14,949 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1281 transitions. [2023-11-19 04:08:14,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:08:14,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:14,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:15,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:15,039 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:15,041 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:15,106 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 04:08:15,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:15,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1280 states to 1134 states and 1280 transitions. [2023-11-19 04:08:15,129 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 1280 transitions. [2023-11-19 04:08:15,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:08:15,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:15,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:15,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:15,221 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:08:15,223 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:15,230 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 04:08:15,407 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 04:08:15,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:15,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 1135 states and 1282 transitions. [2023-11-19 04:08:15,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1282 transitions. [2023-11-19 04:08:15,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 04:08:15,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:15,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:15,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:15,914 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:15,916 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:15,933 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 04:08:15,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:15,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1281 states to 1134 states and 1281 transitions. [2023-11-19 04:08:15,956 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 1281 transitions. [2023-11-19 04:08:15,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 04:08:15,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:15,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:16,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:16,042 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:08:16,044 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:16,051 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 04:08:16,214 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 04:08:16,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:16,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 1135 states and 1283 transitions. [2023-11-19 04:08:16,653 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1283 transitions. [2023-11-19 04:08:16,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:08:16,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:16,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:16,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:16,730 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:08:16,732 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:16,763 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 04:08:16,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:16,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 1138 states and 1287 transitions. [2023-11-19 04:08:16,799 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 1287 transitions. [2023-11-19 04:08:16,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:08:16,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:16,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:16,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:16,887 INFO L262 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:16,889 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:16,905 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 04:08:16,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:16,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 1137 states and 1286 transitions. [2023-11-19 04:08:16,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 1286 transitions. [2023-11-19 04:08:16,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:08:16,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:16,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:17,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:17,069 INFO L262 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:08:17,072 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:17,081 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 04:08:17,241 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 04:08:17,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:17,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 1138 states and 1288 transitions. [2023-11-19 04:08:17,685 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 1288 transitions. [2023-11-19 04:08:17,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 04:08:17,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:17,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:17,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:17,771 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:08:17,774 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:17,812 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 04:08:17,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:17,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 1141 states and 1292 transitions. [2023-11-19 04:08:17,856 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 1292 transitions. [2023-11-19 04:08:17,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:08:17,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:17,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:17,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:17,940 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:08:17,943 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:17,948 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 04:08:17,982 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 04:08:18,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:18,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 1157 states and 1310 transitions. [2023-11-19 04:08:18,453 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 1310 transitions. [2023-11-19 04:08:18,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:08:18,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:18,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:18,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:18,540 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 04:08:18,542 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:18,549 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 04:08:18,631 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 04:08:19,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:19,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1335 states to 1173 states and 1335 transitions. [2023-11-19 04:08:19,299 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 1335 transitions. [2023-11-19 04:08:19,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:08:19,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:19,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:19,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:19,388 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:08:19,390 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:19,392 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 04:08:29,418 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:08:29,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:29,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 1068 states and 1183 transitions. [2023-11-19 04:08:29,427 INFO L276 IsEmpty]: Start isEmpty. Operand 1068 states and 1183 transitions. [2023-11-19 04:08:29,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 04:08:29,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:29,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:29,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:29,543 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:08:29,545 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:29,643 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 04:08:30,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:30,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 1055 states and 1169 transitions. [2023-11-19 04:08:30,776 INFO L276 IsEmpty]: Start isEmpty. Operand 1055 states and 1169 transitions. [2023-11-19 04:08:30,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 04:08:30,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:30,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:30,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:30,854 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:30,855 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:30,862 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 04:08:30,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:30,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 1054 states and 1168 transitions. [2023-11-19 04:08:30,888 INFO L276 IsEmpty]: Start isEmpty. Operand 1054 states and 1168 transitions. [2023-11-19 04:08:30,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 04:08:30,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:30,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:30,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:30,967 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:08:30,969 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:31,279 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 04:08:31,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:31,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1167 states to 1053 states and 1167 transitions. [2023-11-19 04:08:31,926 INFO L276 IsEmpty]: Start isEmpty. Operand 1053 states and 1167 transitions. [2023-11-19 04:08:31,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 04:08:31,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:31,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:32,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:32,006 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:32,008 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:32,014 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 04:08:32,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:32,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 1053 states and 1166 transitions. [2023-11-19 04:08:32,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1053 states and 1166 transitions. [2023-11-19 04:08:32,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 04:08:32,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:32,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:32,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:32,504 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:32,506 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:32,518 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 04:08:32,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:32,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 1052 states and 1165 transitions. [2023-11-19 04:08:32,544 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 1165 transitions. [2023-11-19 04:08:32,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 04:08:32,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:32,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:32,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:32,623 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:08:32,625 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:32,785 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 04:08:33,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:33,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 1051 states and 1164 transitions. [2023-11-19 04:08:33,281 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 1164 transitions. [2023-11-19 04:08:33,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 04:08:33,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:33,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:33,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:33,386 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:33,388 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:33,394 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 04:08:33,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:33,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 1051 states and 1163 transitions. [2023-11-19 04:08:33,784 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 1163 transitions. [2023-11-19 04:08:33,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 04:08:33,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:33,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:33,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:33,872 INFO L262 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:08:33,874 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:34,038 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 04:08:34,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:34,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 1050 states and 1162 transitions. [2023-11-19 04:08:34,203 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 1162 transitions. [2023-11-19 04:08:34,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 04:08:34,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:34,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:34,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:34,291 INFO L262 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:34,293 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:34,308 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 04:08:34,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:34,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 1049 states and 1161 transitions. [2023-11-19 04:08:34,630 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 1161 transitions. [2023-11-19 04:08:34,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 04:08:34,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:34,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:34,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:34,717 INFO L262 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:08:34,719 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:34,722 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 04:08:44,742 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:08:44,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:44,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 1049 states and 1159 transitions. [2023-11-19 04:08:44,757 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 1159 transitions. [2023-11-19 04:08:44,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 04:08:44,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:44,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:44,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:44,867 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:44,869 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:44,876 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 04:08:45,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:45,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 1049 states and 1158 transitions. [2023-11-19 04:08:45,297 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 1158 transitions. [2023-11-19 04:08:45,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 04:08:45,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:45,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:45,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:45,403 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:45,405 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:45,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.