./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbdf592-0e4c-4a4a-a5d8-20d50c7aa925/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbdf592-0e4c-4a4a-a5d8-20d50c7aa925/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbdf592-0e4c-4a4a-a5d8-20d50c7aa925/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbdf592-0e4c-4a4a-a5d8-20d50c7aa925/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbdf592-0e4c-4a4a-a5d8-20d50c7aa925/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbdf592-0e4c-4a4a-a5d8-20d50c7aa925/bin/ukojak-verify-afCqCEvfdi --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 0dff9798a0295b679f16f480562390718a9087ab219890b5f7fb9fb3739a540b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:05:10,893 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:05:11,039 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbdf592-0e4c-4a4a-a5d8-20d50c7aa925/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 23:05:11,044 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:05:11,044 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:05:11,092 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:05:11,093 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:05:11,094 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:05:11,095 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:05:11,104 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:05:11,105 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:05:11,105 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:05:11,106 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:05:11,108 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 23:05:11,108 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 23:05:11,108 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 23:05:11,109 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:05:11,109 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:05:11,109 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:05:11,110 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:05:11,110 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:05:11,111 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:05:11,111 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:05:11,112 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:05:11,112 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:05:11,113 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:05:11,113 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:05:11,114 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:05:11,114 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:05:11,114 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_2bbdf592-0e4c-4a4a-a5d8-20d50c7aa925/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbdf592-0e4c-4a4a-a5d8-20d50c7aa925/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0dff9798a0295b679f16f480562390718a9087ab219890b5f7fb9fb3739a540b [2023-11-24 23:05:11,446 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:05:11,470 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:05:11,473 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:05:11,475 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:05:11,475 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:05:11,477 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbdf592-0e4c-4a4a-a5d8-20d50c7aa925/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-2.i [2023-11-24 23:05:14,689 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:05:15,056 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:05:15,057 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbdf592-0e4c-4a4a-a5d8-20d50c7aa925/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-2.i [2023-11-24 23:05:15,078 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbdf592-0e4c-4a4a-a5d8-20d50c7aa925/bin/ukojak-verify-afCqCEvfdi/data/9d12a2790/98e384c6f5684fcda835d920b9d4883a/FLAGb4614af05 [2023-11-24 23:05:15,100 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbdf592-0e4c-4a4a-a5d8-20d50c7aa925/bin/ukojak-verify-afCqCEvfdi/data/9d12a2790/98e384c6f5684fcda835d920b9d4883a [2023-11-24 23:05:15,103 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:05:15,106 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:05:15,110 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:05:15,110 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:05:15,115 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:05:15,116 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:05:15" (1/1) ... [2023-11-24 23:05:15,117 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d31e440 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:15, skipping insertion in model container [2023-11-24 23:05:15,118 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:05:15" (1/1) ... [2023-11-24 23:05:15,207 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:05:15,804 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:05:15,815 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:05:15,931 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:05:15,982 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:05:15,990 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:05:15,991 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:15 WrapperNode [2023-11-24 23:05:15,991 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:05:15,992 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:05:15,992 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:05:15,992 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:05:16,000 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:15" (1/1) ... [2023-11-24 23:05:16,043 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:15" (1/1) ... [2023-11-24 23:05:16,134 INFO L138 Inliner]: procedures = 176, calls = 331, calls flagged for inlining = 8, calls inlined = 7, statements flattened = 1539 [2023-11-24 23:05:16,134 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:05:16,135 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:05:16,135 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:05:16,136 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:05:16,145 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:15" (1/1) ... [2023-11-24 23:05:16,148 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:15" (1/1) ... [2023-11-24 23:05:16,166 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:15" (1/1) ... [2023-11-24 23:05:16,179 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:15" (1/1) ... [2023-11-24 23:05:16,270 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:15" (1/1) ... [2023-11-24 23:05:16,332 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:15" (1/1) ... [2023-11-24 23:05:16,356 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:15" (1/1) ... [2023-11-24 23:05:16,362 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:15" (1/1) ... [2023-11-24 23:05:16,408 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:05:16,409 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:05:16,409 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:05:16,409 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:05:16,410 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:15" (1/1) ... [2023-11-24 23:05:16,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:05:16,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbdf592-0e4c-4a4a-a5d8-20d50c7aa925/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:05:16,448 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbdf592-0e4c-4a4a-a5d8-20d50c7aa925/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:05:16,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbdf592-0e4c-4a4a-a5d8-20d50c7aa925/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:05:16,492 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:05:16,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:05:16,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:05:16,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:05:16,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:05:16,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:05:16,494 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-24 23:05:16,494 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:05:16,494 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:05:16,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:05:16,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:05:16,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:05:16,799 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:05:16,802 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:05:19,767 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:05:21,280 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:05:21,281 INFO L309 CfgBuilder]: Removed 72 assume(true) statements. [2023-11-24 23:05:21,283 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:05:21 BoogieIcfgContainer [2023-11-24 23:05:21,283 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:05:21,285 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:05:21,285 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:05:21,295 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:05:21,295 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:05:21" (1/1) ... [2023-11-24 23:05:21,307 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:05:21,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:21,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1272 states to 1134 states and 1272 transitions. [2023-11-24 23:05:21,409 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 1272 transitions. [2023-11-24 23:05:21,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 23:05:21,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:21,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:21,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:21,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:21,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:21,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1271 states to 1133 states and 1271 transitions. [2023-11-24 23:05:21,758 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 1271 transitions. [2023-11-24 23:05:21,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 23:05:21,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:21,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:21,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:21,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:21,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:21,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 1132 states and 1270 transitions. [2023-11-24 23:05:21,927 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 1270 transitions. [2023-11-24 23:05:21,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:05:21,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:21,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:21,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:21,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:21,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:21,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 1131 states and 1268 transitions. [2023-11-24 23:05:21,991 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 1268 transitions. [2023-11-24 23:05:21,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:05:21,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:21,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:22,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:22,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:22,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:22,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 1132 states and 1270 transitions. [2023-11-24 23:05:22,134 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 1270 transitions. [2023-11-24 23:05:22,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:05:22,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:22,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:22,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:22,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:22,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:22,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 1131 states and 1269 transitions. [2023-11-24 23:05:22,333 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 1269 transitions. [2023-11-24 23:05:22,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:05:22,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:22,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:22,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:22,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:22,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:22,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 1134 states and 1274 transitions. [2023-11-24 23:05:22,751 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 1274 transitions. [2023-11-24 23:05:22,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:05:22,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:22,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:22,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:22,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:22,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:22,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 1133 states and 1273 transitions. [2023-11-24 23:05:22,804 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 1273 transitions. [2023-11-24 23:05:22,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:05:22,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:22,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:22,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:22,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:22,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:22,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 1134 states and 1275 transitions. [2023-11-24 23:05:22,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 1275 transitions. [2023-11-24 23:05:22,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:05:22,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:22,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:22,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:22,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:23,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:23,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 1135 states and 1277 transitions. [2023-11-24 23:05:23,042 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1277 transitions. [2023-11-24 23:05:23,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:05:23,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:23,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:23,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:23,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:23,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:23,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1279 states to 1136 states and 1279 transitions. [2023-11-24 23:05:23,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1136 states and 1279 transitions. [2023-11-24 23:05:23,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:05:23,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:23,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:23,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:23,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:23,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:23,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 1135 states and 1277 transitions. [2023-11-24 23:05:23,443 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1277 transitions. [2023-11-24 23:05:23,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:05:23,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:23,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:23,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:23,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:23,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:23,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1279 states to 1136 states and 1279 transitions. [2023-11-24 23:05:23,531 INFO L276 IsEmpty]: Start isEmpty. Operand 1136 states and 1279 transitions. [2023-11-24 23:05:23,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:05:23,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:23,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:23,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:23,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:23,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:23,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 1138 states and 1284 transitions. [2023-11-24 23:05:23,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 1284 transitions. [2023-11-24 23:05:23,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:05:23,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:23,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:23,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:23,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:23,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:23,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1285 states to 1139 states and 1285 transitions. [2023-11-24 23:05:23,998 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 1285 transitions. [2023-11-24 23:05:23,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:05:23,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:23,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:24,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:24,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:24,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:24,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 1138 states and 1284 transitions. [2023-11-24 23:05:24,048 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 1284 transitions. [2023-11-24 23:05:24,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:05:24,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:24,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:24,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:24,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:24,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:24,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1285 states to 1139 states and 1285 transitions. [2023-11-24 23:05:24,111 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 1285 transitions. [2023-11-24 23:05:24,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:05:24,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:24,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:24,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:24,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:24,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:24,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 1140 states and 1287 transitions. [2023-11-24 23:05:24,296 INFO L276 IsEmpty]: Start isEmpty. Operand 1140 states and 1287 transitions. [2023-11-24 23:05:24,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:05:24,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:24,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:24,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:24,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:24,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:24,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 1143 states and 1292 transitions. [2023-11-24 23:05:24,737 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 1292 transitions. [2023-11-24 23:05:24,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:05:24,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:24,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:24,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:24,821 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:05:24,828 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:24,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:24,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:24,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 1143 states and 1290 transitions. [2023-11-24 23:05:24,859 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 1290 transitions. [2023-11-24 23:05:24,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:05:24,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:24,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:24,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:25,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:25,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:25,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 1144 states and 1288 transitions. [2023-11-24 23:05:25,410 INFO L276 IsEmpty]: Start isEmpty. Operand 1144 states and 1288 transitions. [2023-11-24 23:05:25,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:05:25,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:25,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:25,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:25,500 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:05:25,502 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:25,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:25,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:25,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 1144 states and 1284 transitions. [2023-11-24 23:05:25,520 INFO L276 IsEmpty]: Start isEmpty. Operand 1144 states and 1284 transitions. [2023-11-24 23:05:25,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:05:25,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:25,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:25,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:25,609 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:05:25,611 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:25,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:25,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:25,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 1144 states and 1282 transitions. [2023-11-24 23:05:25,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1144 states and 1282 transitions. [2023-11-24 23:05:25,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:05:25,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:25,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:25,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:25,724 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:05:25,727 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:25,781 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 [2023-11-24 23:05:25,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:25,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:25,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 1146 states and 1286 transitions. [2023-11-24 23:05:25,929 INFO L276 IsEmpty]: Start isEmpty. Operand 1146 states and 1286 transitions. [2023-11-24 23:05:25,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:05:25,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:25,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:26,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:26,017 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 23:05:26,021 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:26,041 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 [2023-11-24 23:05:26,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:26,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:26,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293 states to 1151 states and 1293 transitions. [2023-11-24 23:05:26,447 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 1293 transitions. [2023-11-24 23:05:26,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:05:26,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:26,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:26,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:26,536 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:05:26,539 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:26,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:27,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:27,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 1153 states and 1299 transitions. [2023-11-24 23:05:27,043 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 1299 transitions. [2023-11-24 23:05:27,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:05:27,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:27,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:27,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:27,121 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:05:27,123 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:27,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:27,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:27,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1298 states to 1152 states and 1298 transitions. [2023-11-24 23:05:27,147 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 1298 transitions. [2023-11-24 23:05:27,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:05:27,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:27,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:27,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:27,225 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:05:27,228 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:27,237 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 [2023-11-24 23:05:27,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:27,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:27,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 1153 states and 1299 transitions. [2023-11-24 23:05:27,571 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 1299 transitions. [2023-11-24 23:05:27,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:05:27,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:27,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:27,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:27,651 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:05:27,653 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:27,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:27,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:27,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1298 states to 1152 states and 1298 transitions. [2023-11-24 23:05:27,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 1298 transitions. [2023-11-24 23:05:27,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:05:27,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:27,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:27,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:27,763 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:05:27,766 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:27,777 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 [2023-11-24 23:05:27,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:28,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:28,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 1153 states and 1300 transitions. [2023-11-24 23:05:28,228 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 1300 transitions. [2023-11-24 23:05:28,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:05:28,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:28,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:28,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:28,307 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:05:28,309 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:28,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:28,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:28,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1306 states to 1156 states and 1306 transitions. [2023-11-24 23:05:28,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 1306 transitions. [2023-11-24 23:05:28,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:05:28,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:28,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:28,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:28,681 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:05:28,683 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:28,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:28,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:28,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1305 states to 1155 states and 1305 transitions. [2023-11-24 23:05:28,718 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 1305 transitions. [2023-11-24 23:05:28,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:05:28,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:28,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:28,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:28,800 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:05:28,804 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:28,814 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 [2023-11-24 23:05:28,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:29,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:29,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1307 states to 1156 states and 1307 transitions. [2023-11-24 23:05:29,320 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 1307 transitions. [2023-11-24 23:05:29,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:05:29,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:29,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:29,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:29,407 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:05:29,409 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:29,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:29,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:29,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1306 states to 1155 states and 1306 transitions. [2023-11-24 23:05:29,441 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 1306 transitions. [2023-11-24 23:05:29,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:05:29,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:29,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:29,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:29,534 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:05:29,537 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:29,547 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 [2023-11-24 23:05:29,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:30,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:30,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1308 states to 1156 states and 1308 transitions. [2023-11-24 23:05:30,028 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 1308 transitions. [2023-11-24 23:05:30,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:05:30,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:30,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:30,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:30,108 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:05:30,110 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:30,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:30,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:30,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1312 states to 1159 states and 1312 transitions. [2023-11-24 23:05:30,153 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 1312 transitions. [2023-11-24 23:05:30,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:05:30,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:30,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:30,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:30,236 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:05:30,238 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:30,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:30,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:30,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1311 states to 1158 states and 1311 transitions. [2023-11-24 23:05:30,273 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 1311 transitions. [2023-11-24 23:05:30,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:05:30,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:30,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:30,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:30,356 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:05:30,358 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:30,366 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 [2023-11-24 23:05:30,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:30,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:30,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1313 states to 1159 states and 1313 transitions. [2023-11-24 23:05:30,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 1313 transitions. [2023-11-24 23:05:30,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:05:30,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:30,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:30,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:30,989 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:05:30,992 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:31,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:31,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:31,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1312 states to 1158 states and 1312 transitions. [2023-11-24 23:05:31,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 1312 transitions. [2023-11-24 23:05:31,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:05:31,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:31,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:31,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:31,116 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:05:31,119 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:31,128 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 [2023-11-24 23:05:31,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:31,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:31,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1314 states to 1159 states and 1314 transitions. [2023-11-24 23:05:31,659 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 1314 transitions. [2023-11-24 23:05:31,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:05:31,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:31,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:31,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:31,738 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:05:31,740 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:31,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:31,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:31,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1318 states to 1162 states and 1318 transitions. [2023-11-24 23:05:31,798 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 1318 transitions. [2023-11-24 23:05:31,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:05:31,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:31,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:31,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:31,881 INFO L262 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:05:31,883 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:31,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:31,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:31,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1317 states to 1161 states and 1317 transitions. [2023-11-24 23:05:31,920 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 1317 transitions. [2023-11-24 23:05:31,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:05:31,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:31,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:32,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:32,006 INFO L262 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:05:32,009 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:32,018 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 [2023-11-24 23:05:32,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:32,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:32,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1319 states to 1162 states and 1319 transitions. [2023-11-24 23:05:32,613 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 1319 transitions. [2023-11-24 23:05:32,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:05:32,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:32,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:32,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:32,709 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:05:32,711 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:32,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:32,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:32,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1318 states to 1161 states and 1318 transitions. [2023-11-24 23:05:32,760 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 1318 transitions. [2023-11-24 23:05:32,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:05:32,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:32,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:32,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:32,851 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:05:32,860 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:32,870 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 [2023-11-24 23:05:33,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:33,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:33,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 1162 states and 1320 transitions. [2023-11-24 23:05:33,473 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 1320 transitions. [2023-11-24 23:05:33,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:05:33,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:33,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:33,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:33,554 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:05:33,556 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:33,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:33,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:33,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 1165 states and 1324 transitions. [2023-11-24 23:05:33,608 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 1324 transitions. [2023-11-24 23:05:33,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:05:33,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:33,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:33,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:33,688 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:05:33,690 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:33,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:33,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:33,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1323 states to 1164 states and 1323 transitions. [2023-11-24 23:05:33,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 1323 transitions. [2023-11-24 23:05:33,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:05:33,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:33,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:33,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:33,810 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:05:33,812 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:33,818 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 [2023-11-24 23:05:33,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:34,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:34,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1325 states to 1165 states and 1325 transitions. [2023-11-24 23:05:34,409 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 1325 transitions. [2023-11-24 23:05:34,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:05:34,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:34,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:34,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:34,494 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:05:34,496 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:34,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:34,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:34,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 1164 states and 1324 transitions. [2023-11-24 23:05:34,537 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 1324 transitions. [2023-11-24 23:05:34,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:05:34,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:34,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:34,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:34,623 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:05:34,625 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:34,631 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 [2023-11-24 23:05:34,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:35,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:35,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 1165 states and 1326 transitions. [2023-11-24 23:05:35,281 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 1326 transitions. [2023-11-24 23:05:35,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:05:35,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:35,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:35,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:35,360 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:05:35,362 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:35,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:35,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:35,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 1168 states and 1330 transitions. [2023-11-24 23:05:35,424 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 1330 transitions. [2023-11-24 23:05:35,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:05:35,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:35,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:35,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:35,541 INFO L262 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:05:35,542 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:35,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:35,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:35,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1329 states to 1167 states and 1329 transitions. [2023-11-24 23:05:35,592 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 1329 transitions. [2023-11-24 23:05:35,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:05:35,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:35,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:35,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:35,685 INFO L262 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:05:35,687 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:35,694 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 [2023-11-24 23:05:35,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:36,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:36,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1331 states to 1168 states and 1331 transitions. [2023-11-24 23:05:36,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 1331 transitions. [2023-11-24 23:05:36,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 23:05:36,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:36,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:36,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:36,422 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:05:36,424 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:36,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:36,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:36,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1335 states to 1171 states and 1335 transitions. [2023-11-24 23:05:36,484 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 1335 transitions. [2023-11-24 23:05:36,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:05:36,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:36,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:36,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:36,563 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:05:36,565 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:36,569 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 [2023-11-24 23:05:36,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:37,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:37,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 1187 states and 1353 transitions. [2023-11-24 23:05:37,167 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 1353 transitions. [2023-11-24 23:05:37,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:05:37,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:37,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:37,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:37,245 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 23:05:37,247 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:37,253 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 [2023-11-24 23:05:37,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:38,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:38,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 1203 states and 1378 transitions. [2023-11-24 23:05:38,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 1378 transitions. [2023-11-24 23:05:38,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:05:38,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:38,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:38,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:38,265 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:05:38,266 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:38,268 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:48,313 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:05:48,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:48,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1376 states to 1203 states and 1376 transitions. [2023-11-24 23:05:48,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 1376 transitions. [2023-11-24 23:05:48,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 23:05:48,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:48,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:48,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:48,474 INFO L262 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-24 23:05:48,476 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:48,485 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 23:05:48,694 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:00,991 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []