./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dcc00eb-5fe7-4240-94f8-e5c01e59214c/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dcc00eb-5fe7-4240-94f8-e5c01e59214c/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_7dcc00eb-5fe7-4240-94f8-e5c01e59214c/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dcc00eb-5fe7-4240-94f8-e5c01e59214c/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dcc00eb-5fe7-4240-94f8-e5c01e59214c/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_7dcc00eb-5fe7-4240-94f8-e5c01e59214c/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 80f1df6d4bc7961b41bec7d16d328ef23e1639399b1fb3a18bcdda9891a98148 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:17:17,918 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:17:18,026 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dcc00eb-5fe7-4240-94f8-e5c01e59214c/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 22:17:18,035 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:17:18,036 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:17:18,067 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:17:18,068 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:17:18,069 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:17:18,070 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:17:18,077 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:17:18,078 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:17:18,078 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:17:18,078 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:17:18,080 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:17:18,081 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:17:18,081 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:17:18,081 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:17:18,082 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:17:18,082 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:17:18,083 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:17:18,083 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:17:18,084 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:17:18,084 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:17:18,087 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:17:18,087 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:17:18,088 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:17:18,088 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:17:18,088 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:17:18,089 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:17:18,089 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_7dcc00eb-5fe7-4240-94f8-e5c01e59214c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dcc00eb-5fe7-4240-94f8-e5c01e59214c/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 80f1df6d4bc7961b41bec7d16d328ef23e1639399b1fb3a18bcdda9891a98148 [2023-11-24 22:17:18,395 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:17:18,424 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:17:18,427 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:17:18,429 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:17:18,430 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:17:18,431 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dcc00eb-5fe7-4240-94f8-e5c01e59214c/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-2.i [2023-11-24 22:17:21,678 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:17:22,079 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:17:22,080 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dcc00eb-5fe7-4240-94f8-e5c01e59214c/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-2.i [2023-11-24 22:17:22,111 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dcc00eb-5fe7-4240-94f8-e5c01e59214c/bin/ukojak-verify-afCqCEvfdi/data/630bff22e/1823b8799bb9410bb44ec8467d3c4609/FLAG28c309dca [2023-11-24 22:17:22,128 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dcc00eb-5fe7-4240-94f8-e5c01e59214c/bin/ukojak-verify-afCqCEvfdi/data/630bff22e/1823b8799bb9410bb44ec8467d3c4609 [2023-11-24 22:17:22,130 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:17:22,132 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:17:22,134 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:17:22,134 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:17:22,139 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:17:22,143 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:17:22" (1/1) ... [2023-11-24 22:17:22,144 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45bc766 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:22, skipping insertion in model container [2023-11-24 22:17:22,144 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:17:22" (1/1) ... [2023-11-24 22:17:22,239 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:17:23,054 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:17:23,076 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:17:23,218 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:17:23,252 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:17:23,260 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:17:23,261 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:23 WrapperNode [2023-11-24 22:17:23,261 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:17:23,262 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:17:23,263 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:17:23,263 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:17:23,269 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:23" (1/1) ... [2023-11-24 22:17:23,326 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:23" (1/1) ... [2023-11-24 22:17:23,505 INFO L138 Inliner]: procedures = 177, calls = 350, calls flagged for inlining = 24, calls inlined = 68, statements flattened = 1848 [2023-11-24 22:17:23,505 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:17:23,506 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:17:23,506 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:17:23,506 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:17:23,525 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:23" (1/1) ... [2023-11-24 22:17:23,526 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:23" (1/1) ... [2023-11-24 22:17:23,550 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:23" (1/1) ... [2023-11-24 22:17:23,550 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:23" (1/1) ... [2023-11-24 22:17:23,642 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:23" (1/1) ... [2023-11-24 22:17:23,678 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:23" (1/1) ... [2023-11-24 22:17:23,685 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:23" (1/1) ... [2023-11-24 22:17:23,695 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:23" (1/1) ... [2023-11-24 22:17:23,706 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:17:23,707 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:17:23,707 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:17:23,708 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:17:23,708 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:23" (1/1) ... [2023-11-24 22:17:23,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:17:23,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dcc00eb-5fe7-4240-94f8-e5c01e59214c/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:17:23,743 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dcc00eb-5fe7-4240-94f8-e5c01e59214c/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:17:23,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dcc00eb-5fe7-4240-94f8-e5c01e59214c/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:17:23,791 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:17:23,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:17:23,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:17:23,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:17:23,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:17:23,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:17:23,793 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-24 22:17:23,793 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:17:23,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:17:23,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:17:23,794 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:17:23,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:17:24,061 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:17:24,063 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:17:27,064 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:17:28,999 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:17:29,000 INFO L309 CfgBuilder]: Removed 71 assume(true) statements. [2023-11-24 22:17:29,002 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:17:29 BoogieIcfgContainer [2023-11-24 22:17:29,003 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:17:29,004 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:17:29,004 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:17:29,015 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:17:29,015 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:17:29" (1/1) ... [2023-11-24 22:17:29,027 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:17:29,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:29,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 1350 states and 1576 transitions. [2023-11-24 22:17:29,138 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1576 transitions. [2023-11-24 22:17:29,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 22:17:29,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:29,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:29,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:29,471 INFO 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 22:17:29,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:29,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 1349 states and 1575 transitions. [2023-11-24 22:17:29,529 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1575 transitions. [2023-11-24 22:17:29,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 22:17:29,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:29,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:29,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:29,625 INFO 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 22:17:29,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:29,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1574 states to 1348 states and 1574 transitions. [2023-11-24 22:17:29,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1574 transitions. [2023-11-24 22:17:29,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:17:29,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:29,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:29,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:29,746 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 22:17:29,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:29,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1572 states to 1347 states and 1572 transitions. [2023-11-24 22:17:29,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 1572 transitions. [2023-11-24 22:17:29,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:17:29,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:29,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:29,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:29,832 INFO 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 22:17:29,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:29,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1574 states to 1348 states and 1574 transitions. [2023-11-24 22:17:29,867 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1574 transitions. [2023-11-24 22:17:29,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:17:29,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:29,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:29,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:29,941 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 22:17:29,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:29,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1573 states to 1347 states and 1573 transitions. [2023-11-24 22:17:29,971 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 1573 transitions. [2023-11-24 22:17:29,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:17:29,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:29,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:29,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:30,139 INFO 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 22:17:30,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:30,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 1349 states and 1576 transitions. [2023-11-24 22:17:30,179 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1576 transitions. [2023-11-24 22:17:30,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:17:30,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:30,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:30,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:30,205 INFO 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 22:17:30,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:30,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 1348 states and 1575 transitions. [2023-11-24 22:17:30,225 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1575 transitions. [2023-11-24 22:17:30,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:17:30,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:30,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:30,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:30,264 INFO 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 22:17:30,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:30,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 1349 states and 1576 transitions. [2023-11-24 22:17:30,285 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1576 transitions. [2023-11-24 22:17:30,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:17:30,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:30,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:30,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:30,336 INFO 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 22:17:30,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:30,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 1350 states and 1578 transitions. [2023-11-24 22:17:30,456 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1578 transitions. [2023-11-24 22:17:30,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:17:30,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:30,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:30,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:30,559 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 22:17:30,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:30,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 1351 states and 1580 transitions. [2023-11-24 22:17:30,811 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 1580 transitions. [2023-11-24 22:17:30,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:17:30,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:30,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:30,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:30,844 INFO 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 22:17:30,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:30,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 1350 states and 1578 transitions. [2023-11-24 22:17:30,917 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1578 transitions. [2023-11-24 22:17:30,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:17:30,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:30,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:30,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:30,966 INFO 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 22:17:30,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:30,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 1351 states and 1580 transitions. [2023-11-24 22:17:30,999 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 1580 transitions. [2023-11-24 22:17:30,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:17:30,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:31,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:31,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:31,050 INFO 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 22:17:31,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:31,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1584 states to 1353 states and 1584 transitions. [2023-11-24 22:17:31,195 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 1584 transitions. [2023-11-24 22:17:31,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:17:31,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:31,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:31,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:31,230 INFO 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 22:17:31,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:31,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 1354 states and 1585 transitions. [2023-11-24 22:17:31,369 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 1585 transitions. [2023-11-24 22:17:31,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:17:31,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:31,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:31,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:31,405 INFO 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 22:17:31,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:31,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1584 states to 1353 states and 1584 transitions. [2023-11-24 22:17:31,431 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 1584 transitions. [2023-11-24 22:17:31,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:17:31,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:31,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:31,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:31,485 INFO 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 22:17:31,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:31,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 1354 states and 1585 transitions. [2023-11-24 22:17:31,513 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 1585 transitions. [2023-11-24 22:17:31,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:17:31,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:31,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:31,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:31,550 INFO 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 22:17:31,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:31,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1587 states to 1355 states and 1587 transitions. [2023-11-24 22:17:31,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1355 states and 1587 transitions. [2023-11-24 22:17:31,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:17:31,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:31,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:31,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:31,652 INFO 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 22:17:31,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:31,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1591 states to 1358 states and 1591 transitions. [2023-11-24 22:17:31,694 INFO L276 IsEmpty]: Start isEmpty. Operand 1358 states and 1591 transitions. [2023-11-24 22:17:31,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:17:31,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:31,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:31,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:31,800 INFO 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 22:17:32,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:32,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1594 states to 1360 states and 1594 transitions. [2023-11-24 22:17:32,145 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 1594 transitions. [2023-11-24 22:17:32,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:17:32,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:32,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:32,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:32,237 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:17:32,243 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:32,250 INFO 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 22:17:32,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:32,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1592 states to 1360 states and 1592 transitions. [2023-11-24 22:17:32,266 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 1592 transitions. [2023-11-24 22:17:32,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:17:32,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:32,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:32,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:32,380 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:17:32,382 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:32,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:17:32,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:32,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1588 states to 1360 states and 1588 transitions. [2023-11-24 22:17:32,398 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 1588 transitions. [2023-11-24 22:17:32,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:17:32,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:32,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:32,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:32,481 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:17:32,484 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:32,491 INFO 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 22:17:32,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:32,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1586 states to 1360 states and 1586 transitions. [2023-11-24 22:17:32,503 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 1586 transitions. [2023-11-24 22:17:32,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:17:32,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:32,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:32,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:32,592 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:17:32,596 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:32,641 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 22:17:32,695 INFO 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 22:17:32,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:32,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1590 states to 1362 states and 1590 transitions. [2023-11-24 22:17:32,767 INFO L276 IsEmpty]: Start isEmpty. Operand 1362 states and 1590 transitions. [2023-11-24 22:17:32,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:17:32,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:32,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:32,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:32,854 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:17:32,857 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:32,872 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 22:17:33,017 INFO 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 22:17:33,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:33,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1598 states to 1367 states and 1598 transitions. [2023-11-24 22:17:33,480 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 1598 transitions. [2023-11-24 22:17:33,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:17:33,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:33,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:33,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:33,577 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:17:33,580 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:33,586 INFO 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 22:17:33,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:33,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1597 states to 1366 states and 1597 transitions. [2023-11-24 22:17:33,609 INFO L276 IsEmpty]: Start isEmpty. Operand 1366 states and 1597 transitions. [2023-11-24 22:17:33,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:17:33,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:33,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:33,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:33,705 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:17:33,708 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:33,723 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 22:17:33,894 INFO 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 22:17:34,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:34,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1598 states to 1367 states and 1598 transitions. [2023-11-24 22:17:34,040 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 1598 transitions. [2023-11-24 22:17:34,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:17:34,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:34,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:34,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:34,127 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:17:34,130 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:34,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:17:34,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:34,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1604 states to 1369 states and 1604 transitions. [2023-11-24 22:17:34,615 INFO L276 IsEmpty]: Start isEmpty. Operand 1369 states and 1604 transitions. [2023-11-24 22:17:34,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:17:34,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:34,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:34,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:34,701 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:17:34,704 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:34,711 INFO 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 22:17:34,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:34,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1603 states to 1368 states and 1603 transitions. [2023-11-24 22:17:34,735 INFO L276 IsEmpty]: Start isEmpty. Operand 1368 states and 1603 transitions. [2023-11-24 22:17:34,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:17:34,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:34,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:34,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:34,819 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:17:34,823 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:34,833 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 22:17:34,959 INFO 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 22:17:35,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:35,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1605 states to 1369 states and 1605 transitions. [2023-11-24 22:17:35,274 INFO L276 IsEmpty]: Start isEmpty. Operand 1369 states and 1605 transitions. [2023-11-24 22:17:35,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:17:35,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:35,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:35,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:35,362 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:17:35,365 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:35,372 INFO 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 22:17:35,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:35,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1604 states to 1368 states and 1604 transitions. [2023-11-24 22:17:35,406 INFO L276 IsEmpty]: Start isEmpty. Operand 1368 states and 1604 transitions. [2023-11-24 22:17:35,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:17:35,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:35,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:35,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:35,491 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:17:35,494 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:35,502 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 22:17:35,637 INFO 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 22:17:35,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:35,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1606 states to 1369 states and 1606 transitions. [2023-11-24 22:17:35,969 INFO L276 IsEmpty]: Start isEmpty. Operand 1369 states and 1606 transitions. [2023-11-24 22:17:35,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:17:35,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:35,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:36,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:36,052 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:17:36,054 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:36,122 INFO 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 22:17:36,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:36,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1612 states to 1372 states and 1612 transitions. [2023-11-24 22:17:36,319 INFO L276 IsEmpty]: Start isEmpty. Operand 1372 states and 1612 transitions. [2023-11-24 22:17:36,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:17:36,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:36,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:36,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:36,404 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:17:36,406 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:36,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:17:36,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:36,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1611 states to 1371 states and 1611 transitions. [2023-11-24 22:17:36,438 INFO L276 IsEmpty]: Start isEmpty. Operand 1371 states and 1611 transitions. [2023-11-24 22:17:36,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:17:36,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:36,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:36,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:36,522 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:17:36,525 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:36,532 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 22:17:36,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:17:37,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:37,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1613 states to 1372 states and 1613 transitions. [2023-11-24 22:17:37,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1372 states and 1613 transitions. [2023-11-24 22:17:37,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:17:37,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:37,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:37,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:37,162 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:17:37,164 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:37,178 INFO 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 22:17:37,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:37,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1612 states to 1371 states and 1612 transitions. [2023-11-24 22:17:37,201 INFO L276 IsEmpty]: Start isEmpty. Operand 1371 states and 1612 transitions. [2023-11-24 22:17:37,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:17:37,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:37,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:37,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:37,283 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:17:37,285 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:37,291 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 22:17:37,416 INFO 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 22:17:37,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:37,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1614 states to 1372 states and 1614 transitions. [2023-11-24 22:17:37,757 INFO L276 IsEmpty]: Start isEmpty. Operand 1372 states and 1614 transitions. [2023-11-24 22:17:37,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:17:37,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:37,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:37,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:37,832 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:17:37,834 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:37,848 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 22:17:37,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:37,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1618 states to 1375 states and 1618 transitions. [2023-11-24 22:17:37,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 1618 transitions. [2023-11-24 22:17:37,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:17:37,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:37,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:37,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:37,960 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:17:37,962 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:37,972 INFO 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 22:17:37,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:37,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1617 states to 1374 states and 1617 transitions. [2023-11-24 22:17:37,999 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 1617 transitions. [2023-11-24 22:17:37,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:17:38,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:38,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:38,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:38,083 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:17:38,086 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:38,095 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 22:17:38,239 INFO 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 22:17:38,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:38,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1619 states to 1375 states and 1619 transitions. [2023-11-24 22:17:38,661 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 1619 transitions. [2023-11-24 22:17:38,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:17:38,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:38,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:38,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:38,754 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:17:38,756 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:38,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:17:38,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:38,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1618 states to 1374 states and 1618 transitions. [2023-11-24 22:17:38,806 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 1618 transitions. [2023-11-24 22:17:38,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:17:38,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:38,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:38,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:38,904 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:17:38,907 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:38,919 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 22:17:39,066 INFO 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 22:17:39,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:39,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1620 states to 1375 states and 1620 transitions. [2023-11-24 22:17:39,468 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 1620 transitions. [2023-11-24 22:17:39,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:17:39,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:39,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:39,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:39,560 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:17:39,562 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:39,578 INFO 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 22:17:39,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:39,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1624 states to 1378 states and 1624 transitions. [2023-11-24 22:17:39,618 INFO L276 IsEmpty]: Start isEmpty. Operand 1378 states and 1624 transitions. [2023-11-24 22:17:39,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:17:39,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:39,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:39,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:39,712 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:17:39,715 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:39,731 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 22:17:39,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:39,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1623 states to 1377 states and 1623 transitions. [2023-11-24 22:17:39,757 INFO L276 IsEmpty]: Start isEmpty. Operand 1377 states and 1623 transitions. [2023-11-24 22:17:39,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:17:39,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:39,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:39,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:39,849 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:17:39,866 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:39,872 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 22:17:40,027 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 22:17:40,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:40,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1625 states to 1378 states and 1625 transitions. [2023-11-24 22:17:40,427 INFO L276 IsEmpty]: Start isEmpty. Operand 1378 states and 1625 transitions. [2023-11-24 22:17:40,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:17:40,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:40,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:40,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:40,518 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:17:40,520 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:40,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:17:40,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:40,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1624 states to 1377 states and 1624 transitions. [2023-11-24 22:17:40,564 INFO L276 IsEmpty]: Start isEmpty. Operand 1377 states and 1624 transitions. [2023-11-24 22:17:40,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:17:40,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:40,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:40,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:40,667 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:17:40,670 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:40,681 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 22:17:40,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:17:41,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:41,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1626 states to 1378 states and 1626 transitions. [2023-11-24 22:17:41,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1378 states and 1626 transitions. [2023-11-24 22:17:41,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:17:41,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:41,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:41,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:41,371 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:17:41,373 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:41,390 INFO 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 22:17:41,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:41,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1630 states to 1381 states and 1630 transitions. [2023-11-24 22:17:41,429 INFO L276 IsEmpty]: Start isEmpty. Operand 1381 states and 1630 transitions. [2023-11-24 22:17:41,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:17:41,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:41,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:41,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:41,520 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:17:41,522 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:41,539 INFO 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 22:17:41,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:41,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1629 states to 1380 states and 1629 transitions. [2023-11-24 22:17:41,563 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 1629 transitions. [2023-11-24 22:17:41,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:17:41,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:41,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:41,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:41,651 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:17:41,653 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:41,662 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 22:17:41,819 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 22:17:42,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:42,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1631 states to 1381 states and 1631 transitions. [2023-11-24 22:17:42,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1381 states and 1631 transitions. [2023-11-24 22:17:42,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:17:42,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:42,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:42,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:42,358 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:17:42,360 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:42,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:17:42,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:42,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1630 states to 1380 states and 1630 transitions. [2023-11-24 22:17:42,403 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 1630 transitions. [2023-11-24 22:17:42,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:17:42,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:42,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:42,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:42,504 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:17:42,507 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:42,513 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 22:17:42,684 INFO 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 22:17:43,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:43,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 1381 states and 1632 transitions. [2023-11-24 22:17:43,121 INFO L276 IsEmpty]: Start isEmpty. Operand 1381 states and 1632 transitions. [2023-11-24 22:17:43,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:17:43,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:43,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:43,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:43,206 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:17:43,209 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:43,231 INFO 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 22:17:43,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:43,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1636 states to 1384 states and 1636 transitions. [2023-11-24 22:17:43,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1384 states and 1636 transitions. [2023-11-24 22:17:43,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 22:17:43,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:43,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:43,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:43,378 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:17:43,381 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:43,404 INFO 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 22:17:43,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:43,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1640 states to 1387 states and 1640 transitions. [2023-11-24 22:17:43,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1387 states and 1640 transitions. [2023-11-24 22:17:43,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:17:43,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:43,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:43,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:43,533 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:17:43,535 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:43,537 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 22:17:53,557 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 22:17:53,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:53,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1638 states to 1387 states and 1638 transitions. [2023-11-24 22:17:53,586 INFO L276 IsEmpty]: Start isEmpty. Operand 1387 states and 1638 transitions. [2023-11-24 22:17:53,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:17:53,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:53,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:53,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:53,667 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:17:53,669 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:53,674 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 22:17:53,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:17:54,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:54,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1656 states to 1403 states and 1656 transitions. [2023-11-24 22:17:54,245 INFO L276 IsEmpty]: Start isEmpty. Operand 1403 states and 1656 transitions. [2023-11-24 22:17:54,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:17:54,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:54,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:54,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:54,341 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:17:54,343 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:54,349 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 22:17:54,447 INFO 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 22:17:55,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:55,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1681 states to 1419 states and 1681 transitions. [2023-11-24 22:17:55,152 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states and 1681 transitions. [2023-11-24 22:17:55,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 22:17:55,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:55,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:55,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:55,270 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 22:17:55,272 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:55,311 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 22:18:05,334 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 22:18:15,363 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []