./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test4-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944279aa-2f64-4478-918c-7173ac3bfffb/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944279aa-2f64-4478-918c-7173ac3bfffb/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_944279aa-2f64-4478-918c-7173ac3bfffb/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944279aa-2f64-4478-918c-7173ac3bfffb/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test4-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944279aa-2f64-4478-918c-7173ac3bfffb/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_944279aa-2f64-4478-918c-7173ac3bfffb/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 6c366d24ef9ea71cc6362f44963cc0aaadef105bf25ae7c56112d839540c58b5 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:18:07,257 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:18:07,390 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944279aa-2f64-4478-918c-7173ac3bfffb/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 22:18:07,402 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:18:07,403 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:18:07,443 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:18:07,445 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:18:07,446 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:18:07,447 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:18:07,453 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:18:07,453 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:18:07,454 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:18:07,455 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:18:07,456 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:18:07,457 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:18:07,458 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:18:07,458 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:18:07,459 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:18:07,459 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:18:07,460 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:18:07,460 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:18:07,462 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:18:07,463 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:18:07,464 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:18:07,465 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:18:07,465 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:18:07,466 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:18:07,467 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:18:07,467 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:18:07,468 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_944279aa-2f64-4478-918c-7173ac3bfffb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944279aa-2f64-4478-918c-7173ac3bfffb/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6c366d24ef9ea71cc6362f44963cc0aaadef105bf25ae7c56112d839540c58b5 [2023-11-24 22:18:07,786 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:18:07,819 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:18:07,822 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:18:07,823 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:18:07,823 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:18:07,825 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944279aa-2f64-4478-918c-7173ac3bfffb/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test4-3.i [2023-11-24 22:18:10,906 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:18:11,337 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:18:11,337 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944279aa-2f64-4478-918c-7173ac3bfffb/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test4-3.i [2023-11-24 22:18:11,364 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944279aa-2f64-4478-918c-7173ac3bfffb/bin/ukojak-verify-afCqCEvfdi/data/1ae738055/4b2055f2f9564b539dce7f2ffddcc16e/FLAG70a392fbc [2023-11-24 22:18:11,379 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944279aa-2f64-4478-918c-7173ac3bfffb/bin/ukojak-verify-afCqCEvfdi/data/1ae738055/4b2055f2f9564b539dce7f2ffddcc16e [2023-11-24 22:18:11,382 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:18:11,384 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:18:11,385 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:18:11,386 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:18:11,390 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:18:11,391 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:18:11" (1/1) ... [2023-11-24 22:18:11,393 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62de1c11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:11, skipping insertion in model container [2023-11-24 22:18:11,393 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:18:11" (1/1) ... [2023-11-24 22:18:11,463 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:18:12,152 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:18:12,177 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:18:12,308 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:18:12,372 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:18:12,373 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:12 WrapperNode [2023-11-24 22:18:12,373 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:18:12,374 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:18:12,374 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:18:12,375 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:18:12,382 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:12" (1/1) ... [2023-11-24 22:18:12,440 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:12" (1/1) ... [2023-11-24 22:18:12,641 INFO L138 Inliner]: procedures = 177, calls = 449, calls flagged for inlining = 20, calls inlined = 29, statements flattened = 1922 [2023-11-24 22:18:12,641 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:18:12,642 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:18:12,643 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:18:12,643 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:18:12,660 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:12" (1/1) ... [2023-11-24 22:18:12,660 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:12" (1/1) ... [2023-11-24 22:18:12,685 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:12" (1/1) ... [2023-11-24 22:18:12,686 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:12" (1/1) ... [2023-11-24 22:18:12,772 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:12" (1/1) ... [2023-11-24 22:18:12,791 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:12" (1/1) ... [2023-11-24 22:18:12,798 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:12" (1/1) ... [2023-11-24 22:18:12,808 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:12" (1/1) ... [2023-11-24 22:18:12,832 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:18:12,833 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:18:12,833 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:18:12,834 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:18:12,834 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:12" (1/1) ... [2023-11-24 22:18:12,840 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:18:12,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944279aa-2f64-4478-918c-7173ac3bfffb/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:18:12,868 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944279aa-2f64-4478-918c-7173ac3bfffb/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:18:12,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944279aa-2f64-4478-918c-7173ac3bfffb/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:18:12,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:18:12,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:18:12,918 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:18:12,918 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:18:12,919 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:18:12,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:18:12,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:18:12,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:18:12,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:18:12,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:18:12,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:18:13,233 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:18:13,236 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:18:16,887 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:18:18,675 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:18:18,675 INFO L309 CfgBuilder]: Removed 77 assume(true) statements. [2023-11-24 22:18:18,678 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:18:18 BoogieIcfgContainer [2023-11-24 22:18:18,678 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:18:18,679 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:18:18,679 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:18:18,691 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:18:18,691 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:18:18" (1/1) ... [2023-11-24 22:18:18,701 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:18:18,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:18,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1720 states to 1542 states and 1720 transitions. [2023-11-24 22:18:18,816 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states and 1720 transitions. [2023-11-24 22:18:18,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:18:18,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:18,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:18,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:19,103 INFO 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 22:18:19,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:19,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1719 states to 1541 states and 1719 transitions. [2023-11-24 22:18:19,178 INFO L276 IsEmpty]: Start isEmpty. Operand 1541 states and 1719 transitions. [2023-11-24 22:18:19,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:18:19,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:19,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:19,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:19,371 INFO 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 22:18:19,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:19,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 1540 states and 1718 transitions. [2023-11-24 22:18:19,457 INFO L276 IsEmpty]: Start isEmpty. Operand 1540 states and 1718 transitions. [2023-11-24 22:18:19,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:18:19,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:19,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:19,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:19,529 INFO 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 22:18:19,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:19,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1720 states to 1541 states and 1720 transitions. [2023-11-24 22:18:19,578 INFO L276 IsEmpty]: Start isEmpty. Operand 1541 states and 1720 transitions. [2023-11-24 22:18:19,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:18:19,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:19,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:19,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:19,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:18:19,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:19,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1719 states to 1540 states and 1719 transitions. [2023-11-24 22:18:19,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1540 states and 1719 transitions. [2023-11-24 22:18:19,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:18:19,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:19,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:19,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:19,767 INFO 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 22:18:19,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:19,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 1539 states and 1718 transitions. [2023-11-24 22:18:19,791 INFO L276 IsEmpty]: Start isEmpty. Operand 1539 states and 1718 transitions. [2023-11-24 22:18:19,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:18:19,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:19,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:19,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:19,879 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:18:19,885 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:19,893 INFO 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 22:18:19,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:19,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1712 states to 1539 states and 1712 transitions. [2023-11-24 22:18:19,907 INFO L276 IsEmpty]: Start isEmpty. Operand 1539 states and 1712 transitions. [2023-11-24 22:18:19,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:18:19,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:19,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:19,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:19,988 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:18:19,991 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:19,994 INFO 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 22:18:20,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:20,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1710 states to 1539 states and 1710 transitions. [2023-11-24 22:18:20,007 INFO L276 IsEmpty]: Start isEmpty. Operand 1539 states and 1710 transitions. [2023-11-24 22:18:20,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:18:20,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:20,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:20,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:20,122 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:18:20,127 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:20,175 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 6 treesize of output 5 [2023-11-24 22:18:20,226 INFO 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 22:18:20,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:20,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1714 states to 1541 states and 1714 transitions. [2023-11-24 22:18:20,292 INFO L276 IsEmpty]: Start isEmpty. Operand 1541 states and 1714 transitions. [2023-11-24 22:18:20,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:18:20,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:20,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:20,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:20,385 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:18:20,389 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:20,418 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 22:18:20,490 INFO 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 22:18:20,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:20,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 1543 states and 1718 transitions. [2023-11-24 22:18:20,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1543 states and 1718 transitions. [2023-11-24 22:18:20,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:18:20,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:20,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:20,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:20,736 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:18:20,739 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:20,787 INFO 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 22:18:20,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:20,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1724 states to 1545 states and 1724 transitions. [2023-11-24 22:18:20,975 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 1724 transitions. [2023-11-24 22:18:20,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:18:20,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:20,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:21,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:21,067 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:18:21,070 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:21,084 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 22:18:21,192 INFO 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 22:18:21,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:21,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1726 states to 1546 states and 1726 transitions. [2023-11-24 22:18:21,292 INFO L276 IsEmpty]: Start isEmpty. Operand 1546 states and 1726 transitions. [2023-11-24 22:18:21,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:18:21,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:21,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:21,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:21,378 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:18:21,382 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:21,392 INFO 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 22:18:21,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:21,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1725 states to 1546 states and 1725 transitions. [2023-11-24 22:18:21,465 INFO L276 IsEmpty]: Start isEmpty. Operand 1546 states and 1725 transitions. [2023-11-24 22:18:21,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:18:21,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:21,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:21,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:21,553 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:18:21,556 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:21,570 INFO 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 22:18:21,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:21,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1724 states to 1545 states and 1724 transitions. [2023-11-24 22:18:21,595 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 1724 transitions. [2023-11-24 22:18:21,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:18:21,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:21,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:21,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:21,684 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:18:21,688 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:21,701 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 22:18:21,846 INFO 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 22:18:22,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:22,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1726 states to 1546 states and 1726 transitions. [2023-11-24 22:18:22,055 INFO L276 IsEmpty]: Start isEmpty. Operand 1546 states and 1726 transitions. [2023-11-24 22:18:22,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:18:22,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:22,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:22,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:22,144 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:18:22,150 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:22,197 INFO 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 22:18:22,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:22,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 1549 states and 1732 transitions. [2023-11-24 22:18:22,339 INFO L276 IsEmpty]: Start isEmpty. Operand 1549 states and 1732 transitions. [2023-11-24 22:18:22,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:18:22,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:22,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:22,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:22,434 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:18:22,437 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:22,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:18:22,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:22,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1731 states to 1548 states and 1731 transitions. [2023-11-24 22:18:22,471 INFO L276 IsEmpty]: Start isEmpty. Operand 1548 states and 1731 transitions. [2023-11-24 22:18:22,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:18:22,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:22,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:22,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:22,563 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:18:22,570 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:22,585 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 22:18:22,676 INFO 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 22:18:22,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:22,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1733 states to 1549 states and 1733 transitions. [2023-11-24 22:18:22,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1549 states and 1733 transitions. [2023-11-24 22:18:22,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:18:22,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:22,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:22,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:22,996 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:18:23,005 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:23,013 INFO 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 22:18:23,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:23,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 1548 states and 1732 transitions. [2023-11-24 22:18:23,052 INFO L276 IsEmpty]: Start isEmpty. Operand 1548 states and 1732 transitions. [2023-11-24 22:18:23,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:18:23,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:23,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:23,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:23,144 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:18:23,148 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:23,155 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 22:18:23,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:18:23,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:23,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 1549 states and 1734 transitions. [2023-11-24 22:18:23,567 INFO L276 IsEmpty]: Start isEmpty. Operand 1549 states and 1734 transitions. [2023-11-24 22:18:23,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:18:23,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:23,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:23,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:23,666 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:18:23,669 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:23,685 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 22:18:23,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:23,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1738 states to 1552 states and 1738 transitions. [2023-11-24 22:18:23,733 INFO L276 IsEmpty]: Start isEmpty. Operand 1552 states and 1738 transitions. [2023-11-24 22:18:23,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:18:23,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:23,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:23,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:23,838 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:18:23,841 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:23,854 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 22:18:23,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:23,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1737 states to 1551 states and 1737 transitions. [2023-11-24 22:18:23,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1551 states and 1737 transitions. [2023-11-24 22:18:23,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:18:23,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:23,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:23,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:23,985 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:18:23,988 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:24,004 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 22:18:24,125 INFO 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 22:18:24,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:24,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1739 states to 1552 states and 1739 transitions. [2023-11-24 22:18:24,424 INFO L276 IsEmpty]: Start isEmpty. Operand 1552 states and 1739 transitions. [2023-11-24 22:18:24,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:18:24,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:24,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:24,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:24,519 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:18:24,523 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:24,533 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 22:18:24,656 INFO 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 22:18:24,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:24,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1742 states to 1553 states and 1742 transitions. [2023-11-24 22:18:24,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1553 states and 1742 transitions. [2023-11-24 22:18:24,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:18:24,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:24,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:24,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:24,851 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:18:24,854 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:24,866 INFO 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 22:18:25,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:25,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1741 states to 1553 states and 1741 transitions. [2023-11-24 22:18:25,058 INFO L276 IsEmpty]: Start isEmpty. Operand 1553 states and 1741 transitions. [2023-11-24 22:18:25,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:18:25,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:25,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:25,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:25,138 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:18:25,141 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:25,157 INFO 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 22:18:25,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:25,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1745 states to 1556 states and 1745 transitions. [2023-11-24 22:18:25,192 INFO L276 IsEmpty]: Start isEmpty. Operand 1556 states and 1745 transitions. [2023-11-24 22:18:25,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:18:25,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:25,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:25,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:25,282 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:18:25,285 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:25,298 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 22:18:25,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:25,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1744 states to 1555 states and 1744 transitions. [2023-11-24 22:18:25,321 INFO L276 IsEmpty]: Start isEmpty. Operand 1555 states and 1744 transitions. [2023-11-24 22:18:25,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:18:25,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:25,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:25,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:25,407 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:18:25,418 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:25,425 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 22:18:25,545 INFO 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 22:18:25,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:25,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1746 states to 1556 states and 1746 transitions. [2023-11-24 22:18:25,918 INFO L276 IsEmpty]: Start isEmpty. Operand 1556 states and 1746 transitions. [2023-11-24 22:18:25,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:18:25,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:25,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:26,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:26,010 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:18:26,012 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:26,027 INFO 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 22:18:26,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:26,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1745 states to 1555 states and 1745 transitions. [2023-11-24 22:18:26,049 INFO L276 IsEmpty]: Start isEmpty. Operand 1555 states and 1745 transitions. [2023-11-24 22:18:26,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:18:26,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:26,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:26,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:26,137 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:18:26,140 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:26,148 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 22:18:26,280 INFO 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 22:18:26,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:26,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1747 states to 1556 states and 1747 transitions. [2023-11-24 22:18:26,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1556 states and 1747 transitions. [2023-11-24 22:18:26,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:18:26,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:26,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:26,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:26,656 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:18:26,658 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:26,678 INFO 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 22:18:26,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:26,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1751 states to 1559 states and 1751 transitions. [2023-11-24 22:18:26,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1559 states and 1751 transitions. [2023-11-24 22:18:26,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:18:26,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:26,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:26,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:26,802 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:18:26,805 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:26,820 INFO 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 22:18:26,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:26,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1750 states to 1558 states and 1750 transitions. [2023-11-24 22:18:26,843 INFO L276 IsEmpty]: Start isEmpty. Operand 1558 states and 1750 transitions. [2023-11-24 22:18:26,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:18:26,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:26,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:26,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:26,939 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:18:26,943 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:26,954 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 22:18:27,089 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 22:18:27,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:27,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1752 states to 1559 states and 1752 transitions. [2023-11-24 22:18:27,416 INFO L276 IsEmpty]: Start isEmpty. Operand 1559 states and 1752 transitions. [2023-11-24 22:18:27,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:18:27,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:27,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:27,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:27,515 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:18:27,517 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:27,534 INFO 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 22:18:27,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:27,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1751 states to 1558 states and 1751 transitions. [2023-11-24 22:18:27,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1558 states and 1751 transitions. [2023-11-24 22:18:27,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:18:27,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:27,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:27,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:27,647 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:18:27,652 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:27,666 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 22:18:27,801 INFO 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 22:18:28,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:28,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1753 states to 1559 states and 1753 transitions. [2023-11-24 22:18:28,138 INFO L276 IsEmpty]: Start isEmpty. Operand 1559 states and 1753 transitions. [2023-11-24 22:18:28,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:18:28,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:28,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:28,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:28,216 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:18:28,219 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:28,240 INFO 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 22:18:28,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:28,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1757 states to 1562 states and 1757 transitions. [2023-11-24 22:18:28,276 INFO L276 IsEmpty]: Start isEmpty. Operand 1562 states and 1757 transitions. [2023-11-24 22:18:28,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:18:28,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:28,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:28,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:28,364 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:18:28,367 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:28,374 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 22:18:28,507 INFO 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 22:18:28,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:28,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1760 states to 1563 states and 1760 transitions. [2023-11-24 22:18:28,611 INFO L276 IsEmpty]: Start isEmpty. Operand 1563 states and 1760 transitions. [2023-11-24 22:18:28,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:18:28,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:28,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:28,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:28,709 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:18:28,712 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:28,731 INFO 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 22:18:28,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:28,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1759 states to 1563 states and 1759 transitions. [2023-11-24 22:18:28,969 INFO L276 IsEmpty]: Start isEmpty. Operand 1563 states and 1759 transitions. [2023-11-24 22:18:28,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:18:28,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:28,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:29,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:29,054 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:18:29,056 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:29,079 INFO 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 22:18:29,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:29,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1763 states to 1566 states and 1763 transitions. [2023-11-24 22:18:29,133 INFO L276 IsEmpty]: Start isEmpty. Operand 1566 states and 1763 transitions. [2023-11-24 22:18:29,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:18:29,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:29,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:29,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:29,217 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:18:29,219 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:29,224 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 22:18:29,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:18:29,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:29,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1781 states to 1582 states and 1781 transitions. [2023-11-24 22:18:29,654 INFO L276 IsEmpty]: Start isEmpty. Operand 1582 states and 1781 transitions. [2023-11-24 22:18:29,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:18:29,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:29,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:29,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:29,762 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:18:29,766 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:29,781 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 8 treesize of output 1 [2023-11-24 22:18:29,884 INFO 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 22:18:30,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:30,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1806 states to 1598 states and 1806 transitions. [2023-11-24 22:18:30,427 INFO L276 IsEmpty]: Start isEmpty. Operand 1598 states and 1806 transitions. [2023-11-24 22:18:30,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:18:30,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:30,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:30,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:30,521 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:18:30,523 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:30,525 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 22:18:40,571 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 22:18:40,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:40,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1804 states to 1598 states and 1804 transitions. [2023-11-24 22:18:40,601 INFO L276 IsEmpty]: Start isEmpty. Operand 1598 states and 1804 transitions. [2023-11-24 22:18:40,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:18:40,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:40,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:40,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:40,726 INFO L262 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-24 22:18:40,729 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:40,736 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:18:40,889 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:18:52,335 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 22:19:02,376 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []