./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-1.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_ae21bad4-f0af-4b0a-a42d-05988164e0bf/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae21bad4-f0af-4b0a-a42d-05988164e0bf/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_ae21bad4-f0af-4b0a-a42d-05988164e0bf/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae21bad4-f0af-4b0a-a42d-05988164e0bf/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae21bad4-f0af-4b0a-a42d-05988164e0bf/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_ae21bad4-f0af-4b0a-a42d-05988164e0bf/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 f6bf6d70eb07e52125f91259e05d2dabd63dc1b16a64b1f25a229511f6ff83f8 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:56:14,629 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:56:14,744 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae21bad4-f0af-4b0a-a42d-05988164e0bf/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 22:56:14,751 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:56:14,752 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:56:14,789 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:56:14,791 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:56:14,792 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:56:14,793 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:56:14,798 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:56:14,799 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:56:14,799 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:56:14,800 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:56:14,802 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:56:14,802 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:56:14,803 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:56:14,803 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:56:14,804 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:56:14,804 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:56:14,805 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:56:14,805 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:56:14,806 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:56:14,806 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:56:14,807 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:56:14,808 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:56:14,808 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:56:14,809 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:56:14,809 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:56:14,810 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:56:14,810 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_ae21bad4-f0af-4b0a-a42d-05988164e0bf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae21bad4-f0af-4b0a-a42d-05988164e0bf/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f6bf6d70eb07e52125f91259e05d2dabd63dc1b16a64b1f25a229511f6ff83f8 [2023-11-24 22:56:15,157 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:56:15,184 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:56:15,187 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:56:15,188 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:56:15,189 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:56:15,190 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae21bad4-f0af-4b0a-a42d-05988164e0bf/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-1.i [2023-11-24 22:56:18,297 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:56:18,713 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:56:18,714 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae21bad4-f0af-4b0a-a42d-05988164e0bf/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-1.i [2023-11-24 22:56:18,734 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae21bad4-f0af-4b0a-a42d-05988164e0bf/bin/ukojak-verify-afCqCEvfdi/data/0faa81735/669e35d9459a4af0a9b49c8c9484ad35/FLAGb05b92297 [2023-11-24 22:56:18,753 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae21bad4-f0af-4b0a-a42d-05988164e0bf/bin/ukojak-verify-afCqCEvfdi/data/0faa81735/669e35d9459a4af0a9b49c8c9484ad35 [2023-11-24 22:56:18,759 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:56:18,761 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:56:18,766 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:56:18,766 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:56:18,771 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:56:18,772 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:56:18" (1/1) ... [2023-11-24 22:56:18,774 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29b684c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:18, skipping insertion in model container [2023-11-24 22:56:18,774 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:56:18" (1/1) ... [2023-11-24 22:56:18,865 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:56:19,489 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:56:19,514 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:56:19,673 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:56:19,762 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:56:19,768 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:56:19,769 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:19 WrapperNode [2023-11-24 22:56:19,769 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:56:19,770 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:56:19,770 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:56:19,771 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:56:19,779 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:19" (1/1) ... [2023-11-24 22:56:19,821 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:19" (1/1) ... [2023-11-24 22:56:19,926 INFO L138 Inliner]: procedures = 177, calls = 287, calls flagged for inlining = 13, calls inlined = 17, statements flattened = 1422 [2023-11-24 22:56:19,926 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:56:19,927 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:56:19,927 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:56:19,928 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:56:19,937 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:19" (1/1) ... [2023-11-24 22:56:19,938 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:19" (1/1) ... [2023-11-24 22:56:19,965 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:19" (1/1) ... [2023-11-24 22:56:19,966 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:19" (1/1) ... [2023-11-24 22:56:20,035 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:19" (1/1) ... [2023-11-24 22:56:20,063 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:19" (1/1) ... [2023-11-24 22:56:20,072 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:19" (1/1) ... [2023-11-24 22:56:20,080 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:19" (1/1) ... [2023-11-24 22:56:20,093 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:56:20,094 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:56:20,094 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:56:20,094 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:56:20,095 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:19" (1/1) ... [2023-11-24 22:56:20,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:56:20,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae21bad4-f0af-4b0a-a42d-05988164e0bf/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:56:20,141 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae21bad4-f0af-4b0a-a42d-05988164e0bf/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:56:20,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae21bad4-f0af-4b0a-a42d-05988164e0bf/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:56:20,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:56:20,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:56:20,187 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:56:20,187 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:56:20,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:56:20,188 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:56:20,188 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-24 22:56:20,188 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:56:20,188 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:56:20,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:56:20,189 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:56:20,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:56:20,489 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:56:20,491 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:56:23,224 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:56:24,862 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:56:24,863 INFO L309 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-24 22:56:24,865 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:56:24 BoogieIcfgContainer [2023-11-24 22:56:24,865 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:56:24,866 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:56:24,866 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:56:24,877 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:56:24,877 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:56:24" (1/1) ... [2023-11-24 22:56:24,887 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:56:24,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:24,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 990 states and 1123 transitions. [2023-11-24 22:56:24,983 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1123 transitions. [2023-11-24 22:56:24,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 22:56:24,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:24,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:25,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:25,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:25,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:25,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 989 states and 1122 transitions. [2023-11-24 22:56:25,341 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 1122 transitions. [2023-11-24 22:56:25,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 22:56:25,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:25,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:25,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:25,503 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 22:56:25,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:25,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1121 states to 988 states and 1121 transitions. [2023-11-24 22:56:25,583 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1121 transitions. [2023-11-24 22:56:25,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:56:25,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:25,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:25,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:25,622 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 22:56:25,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:25,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 987 states and 1119 transitions. [2023-11-24 22:56:25,645 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 1119 transitions. [2023-11-24 22:56:25,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:56:25,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:25,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:25,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:25,742 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 22:56:25,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:25,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1121 states to 988 states and 1121 transitions. [2023-11-24 22:56:25,888 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1121 transitions. [2023-11-24 22:56:25,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:56:25,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:25,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:25,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:25,967 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 22:56:25,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:25,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 987 states and 1120 transitions. [2023-11-24 22:56:25,994 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 1120 transitions. [2023-11-24 22:56:25,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:56:25,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:25,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:26,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:26,119 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 22:56:26,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:26,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 989 states and 1123 transitions. [2023-11-24 22:56:26,164 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 1123 transitions. [2023-11-24 22:56:26,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:56:26,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:26,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:26,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:26,190 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 22:56:26,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:26,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 988 states and 1122 transitions. [2023-11-24 22:56:26,207 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1122 transitions. [2023-11-24 22:56:26,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:56:26,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:26,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:26,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:26,245 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 22:56:26,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:26,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 989 states and 1123 transitions. [2023-11-24 22:56:26,264 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 1123 transitions. [2023-11-24 22:56:26,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:56:26,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:26,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:26,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:26,328 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 22:56:26,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:26,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 990 states and 1125 transitions. [2023-11-24 22:56:26,457 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1125 transitions. [2023-11-24 22:56:26,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:56:26,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:26,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:26,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:26,579 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 22:56:26,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:26,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1127 states to 991 states and 1127 transitions. [2023-11-24 22:56:26,902 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1127 transitions. [2023-11-24 22:56:26,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:56:26,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:26,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:26,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:26,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:26,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:26,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 990 states and 1125 transitions. [2023-11-24 22:56:26,982 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1125 transitions. [2023-11-24 22:56:26,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:56:26,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:26,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:27,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:27,042 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 22:56:27,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:27,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1127 states to 991 states and 1127 transitions. [2023-11-24 22:56:27,075 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1127 transitions. [2023-11-24 22:56:27,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:56:27,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:27,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:27,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:27,145 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 22:56:27,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:27,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 993 states and 1131 transitions. [2023-11-24 22:56:27,312 INFO L276 IsEmpty]: Start isEmpty. Operand 993 states and 1131 transitions. [2023-11-24 22:56:27,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:56:27,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:27,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:27,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:27,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:27,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:27,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 994 states and 1132 transitions. [2023-11-24 22:56:27,517 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 1132 transitions. [2023-11-24 22:56:27,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:56:27,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:27,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:27,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:27,562 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 22:56:27,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:27,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 993 states and 1131 transitions. [2023-11-24 22:56:27,584 INFO L276 IsEmpty]: Start isEmpty. Operand 993 states and 1131 transitions. [2023-11-24 22:56:27,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:56:27,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:27,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:27,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:27,634 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 22:56:27,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:27,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 994 states and 1132 transitions. [2023-11-24 22:56:27,658 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 1132 transitions. [2023-11-24 22:56:27,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:56:27,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:27,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:27,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:27,691 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 22:56:27,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:27,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 995 states and 1134 transitions. [2023-11-24 22:56:27,729 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 1134 transitions. [2023-11-24 22:56:27,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:56:27,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:27,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:27,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:27,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:27,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:27,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 998 states and 1138 transitions. [2023-11-24 22:56:27,851 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1138 transitions. [2023-11-24 22:56:27,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:56:27,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:27,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:27,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:27,986 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 22:56:28,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:28,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 1000 states and 1141 transitions. [2023-11-24 22:56:28,362 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 1141 transitions. [2023-11-24 22:56:28,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:56:28,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:28,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:28,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:28,446 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:56:28,452 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:28,460 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 22:56:28,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:28,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 1000 states and 1139 transitions. [2023-11-24 22:56:28,476 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 1139 transitions. [2023-11-24 22:56:28,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:56:28,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:28,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:28,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:28,554 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:56:28,556 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:28,559 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 22:56:28,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:28,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 1000 states and 1135 transitions. [2023-11-24 22:56:28,573 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 1135 transitions. [2023-11-24 22:56:28,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:56:28,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:28,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:28,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:28,655 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:56:28,657 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:28,660 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 22:56:28,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:28,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1133 states to 1000 states and 1133 transitions. [2023-11-24 22:56:28,675 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 1133 transitions. [2023-11-24 22:56:28,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:56:28,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:28,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:28,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:28,762 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:56:28,765 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:28,812 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 22:56:28,881 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 22:56:28,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:28,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 1002 states and 1137 transitions. [2023-11-24 22:56:28,963 INFO L276 IsEmpty]: Start isEmpty. Operand 1002 states and 1137 transitions. [2023-11-24 22:56:28,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:56:28,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:28,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:29,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:29,062 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:56:29,065 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:29,081 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 [2023-11-24 22:56:29,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:29,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:29,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 1007 states and 1145 transitions. [2023-11-24 22:56:29,760 INFO L276 IsEmpty]: Start isEmpty. Operand 1007 states and 1145 transitions. [2023-11-24 22:56:29,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:56:29,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:29,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:29,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:29,840 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:56:29,842 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:29,848 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 22:56:29,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:29,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 1006 states and 1144 transitions. [2023-11-24 22:56:29,878 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 1144 transitions. [2023-11-24 22:56:29,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:56:29,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:29,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:29,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:29,985 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:56:29,988 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:30,000 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 22:56:30,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:30,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:30,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 1007 states and 1145 transitions. [2023-11-24 22:56:30,311 INFO L276 IsEmpty]: Start isEmpty. Operand 1007 states and 1145 transitions. [2023-11-24 22:56:30,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:56:30,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:30,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:30,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:30,418 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:56:30,421 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:30,521 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 22:56:30,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:30,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 1009 states and 1151 transitions. [2023-11-24 22:56:30,889 INFO L276 IsEmpty]: Start isEmpty. Operand 1009 states and 1151 transitions. [2023-11-24 22:56:30,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:56:30,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:30,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:30,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:30,977 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:56:30,988 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:30,999 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 22:56:31,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:31,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 1008 states and 1150 transitions. [2023-11-24 22:56:31,034 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 1150 transitions. [2023-11-24 22:56:31,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:56:31,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:31,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:31,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:31,114 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:56:31,117 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:31,125 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 22:56:31,251 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 22:56:31,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:31,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 1009 states and 1152 transitions. [2023-11-24 22:56:31,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1009 states and 1152 transitions. [2023-11-24 22:56:31,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:56:31,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:31,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:31,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:31,678 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:56:31,680 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:31,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:31,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:31,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 1008 states and 1151 transitions. [2023-11-24 22:56:31,714 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 1151 transitions. [2023-11-24 22:56:31,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:56:31,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:31,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:31,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:31,794 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:56:31,797 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:31,806 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 22:56:31,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:32,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:32,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 1009 states and 1153 transitions. [2023-11-24 22:56:32,336 INFO L276 IsEmpty]: Start isEmpty. Operand 1009 states and 1153 transitions. [2023-11-24 22:56:32,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:56:32,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:32,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:32,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:32,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:56:32,415 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:32,492 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 22:56:32,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:32,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 1012 states and 1159 transitions. [2023-11-24 22:56:32,691 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 1159 transitions. [2023-11-24 22:56:32,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:56:32,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:32,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:32,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:32,768 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:56:32,770 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:32,777 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 22:56:32,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:32,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 1011 states and 1158 transitions. [2023-11-24 22:56:32,799 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 1158 transitions. [2023-11-24 22:56:32,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:56:32,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:32,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:32,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:32,875 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:56:32,880 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:32,888 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 22:56:33,019 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 22:56:33,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:33,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 1012 states and 1160 transitions. [2023-11-24 22:56:33,364 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 1160 transitions. [2023-11-24 22:56:33,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:56:33,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:33,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:33,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:33,440 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:56:33,442 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:33,451 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 22:56:33,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:33,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 1011 states and 1159 transitions. [2023-11-24 22:56:33,471 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 1159 transitions. [2023-11-24 22:56:33,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:56:33,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:33,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:33,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:33,545 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:56:33,547 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:33,554 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 22:56:33,675 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 22:56:34,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:34,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 1012 states and 1161 transitions. [2023-11-24 22:56:34,085 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 1161 transitions. [2023-11-24 22:56:34,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:56:34,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:34,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:34,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:34,165 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:56:34,167 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:34,185 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 22:56:34,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:34,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 1015 states and 1165 transitions. [2023-11-24 22:56:34,222 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1165 transitions. [2023-11-24 22:56:34,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:56:34,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:34,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:34,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:34,315 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:56:34,317 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:34,328 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 22:56:34,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:34,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 1014 states and 1164 transitions. [2023-11-24 22:56:34,352 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 1164 transitions. [2023-11-24 22:56:34,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:56:34,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:34,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:34,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:34,436 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:56:34,438 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:34,446 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 22:56:34,584 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 22:56:34,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:34,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 1015 states and 1166 transitions. [2023-11-24 22:56:34,965 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1166 transitions. [2023-11-24 22:56:34,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:56:34,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:34,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:35,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:35,043 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:56:35,045 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:35,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:35,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:35,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 1014 states and 1165 transitions. [2023-11-24 22:56:35,080 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 1165 transitions. [2023-11-24 22:56:35,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:56:35,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:35,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:35,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:35,162 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:56:35,165 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:35,175 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 22:56:35,325 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 22:56:35,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:35,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1167 states to 1015 states and 1167 transitions. [2023-11-24 22:56:35,730 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1167 transitions. [2023-11-24 22:56:35,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:56:35,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:35,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:35,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:35,802 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:56:35,804 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:35,819 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 22:56:35,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:35,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 1018 states and 1171 transitions. [2023-11-24 22:56:35,885 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 1171 transitions. [2023-11-24 22:56:35,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:56:35,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:35,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:35,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:35,961 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:56:35,965 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:35,978 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 22:56:36,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:36,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 1017 states and 1170 transitions. [2023-11-24 22:56:36,004 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 1170 transitions. [2023-11-24 22:56:36,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:56:36,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:36,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:36,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:36,082 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:56:36,084 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:36,095 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 22:56:36,242 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 22:56:36,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:36,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1172 states to 1018 states and 1172 transitions. [2023-11-24 22:56:36,648 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 1172 transitions. [2023-11-24 22:56:36,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:56:36,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:36,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:36,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:36,729 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:56:36,731 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:36,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:36,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:36,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 1017 states and 1171 transitions. [2023-11-24 22:56:36,768 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 1171 transitions. [2023-11-24 22:56:36,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:56:36,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:36,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:36,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:36,855 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:56:36,870 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:36,878 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 22:56:37,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:37,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:37,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 1018 states and 1173 transitions. [2023-11-24 22:56:37,421 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 1173 transitions. [2023-11-24 22:56:37,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:56:37,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:37,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:37,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:37,491 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:56:37,493 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:37,510 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 22:56:37,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:37,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1177 states to 1021 states and 1177 transitions. [2023-11-24 22:56:37,544 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 1177 transitions. [2023-11-24 22:56:37,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:56:37,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:37,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:37,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:37,621 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:56:37,623 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:37,639 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 22:56:37,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:37,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 1020 states and 1176 transitions. [2023-11-24 22:56:37,685 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 1176 transitions. [2023-11-24 22:56:37,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:56:37,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:37,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:37,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:37,771 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:56:37,777 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:37,783 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 22:56:37,946 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 22:56:38,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:38,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 1021 states and 1178 transitions. [2023-11-24 22:56:38,349 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 1178 transitions. [2023-11-24 22:56:38,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:56:38,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:38,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:38,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:38,451 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:56:38,453 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:38,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:38,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:38,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1177 states to 1020 states and 1177 transitions. [2023-11-24 22:56:38,495 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 1177 transitions. [2023-11-24 22:56:38,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:56:38,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:38,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:38,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:38,585 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:56:38,588 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:38,596 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 22:56:38,761 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 22:56:39,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:39,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1179 states to 1021 states and 1179 transitions. [2023-11-24 22:56:39,237 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 1179 transitions. [2023-11-24 22:56:39,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:56:39,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:39,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:39,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:39,323 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:56:39,325 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:39,350 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 22:56:39,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:39,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 1024 states and 1183 transitions. [2023-11-24 22:56:39,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 1183 transitions. [2023-11-24 22:56:39,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 22:56:39,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:39,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:39,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:39,475 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:56:39,482 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:39,509 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 22:56:39,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:39,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 1027 states and 1187 transitions. [2023-11-24 22:56:39,551 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states and 1187 transitions. [2023-11-24 22:56:39,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:56:39,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:39,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:39,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:39,697 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:56:39,700 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:39,702 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 22:56:49,728 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 [] [2023-11-24 22:56:49,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:49,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1185 states to 1027 states and 1185 transitions. [2023-11-24 22:56:49,782 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states and 1185 transitions. [2023-11-24 22:56:49,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:56:49,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:49,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:49,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:49,860 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:56:49,868 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:49,882 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 22:56:49,925 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 22:56:50,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:50,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1203 states to 1043 states and 1203 transitions. [2023-11-24 22:56:50,511 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 1203 transitions. [2023-11-24 22:56:50,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:56:50,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:50,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:50,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:50,588 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:56:50,590 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:50,601 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 22:56:50,696 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 22:56:51,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:51,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 1059 states and 1228 transitions. [2023-11-24 22:56:51,372 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 1228 transitions. [2023-11-24 22:56:51,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 22:56:51,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:51,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:51,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:51,482 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 22:56:51,484 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:51,518 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 22:57:01,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 22:57:11,663 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []