./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-1.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_c991acdf-2d1f-4677-b287-3060e2714773/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c991acdf-2d1f-4677-b287-3060e2714773/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_c991acdf-2d1f-4677-b287-3060e2714773/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c991acdf-2d1f-4677-b287-3060e2714773/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c991acdf-2d1f-4677-b287-3060e2714773/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_c991acdf-2d1f-4677-b287-3060e2714773/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 be1dcf4f68625d62d28b81607385317c3749a3b9c4401099e862ce9a8a6e6751 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:16:41,354 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:16:41,442 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c991acdf-2d1f-4677-b287-3060e2714773/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 22:16:41,447 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:16:41,447 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:16:41,483 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:16:41,486 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:16:41,486 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:16:41,488 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:16:41,492 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:16:41,493 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:16:41,493 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:16:41,494 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:16:41,496 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:16:41,496 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:16:41,496 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:16:41,497 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:16:41,497 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:16:41,498 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:16:41,498 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:16:41,498 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:16:41,499 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:16:41,499 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:16:41,500 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:16:41,501 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:16:41,501 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:16:41,502 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:16:41,502 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:16:41,503 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:16:41,503 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_c991acdf-2d1f-4677-b287-3060e2714773/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c991acdf-2d1f-4677-b287-3060e2714773/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be1dcf4f68625d62d28b81607385317c3749a3b9c4401099e862ce9a8a6e6751 [2023-11-24 22:16:41,868 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:16:41,902 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:16:41,905 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:16:41,907 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:16:41,908 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:16:41,909 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c991acdf-2d1f-4677-b287-3060e2714773/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-1.i [2023-11-24 22:16:45,231 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:16:45,612 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:16:45,613 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c991acdf-2d1f-4677-b287-3060e2714773/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-1.i [2023-11-24 22:16:45,641 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c991acdf-2d1f-4677-b287-3060e2714773/bin/ukojak-verify-afCqCEvfdi/data/95db048c6/174f314d295a47a18624556f06a76101/FLAGdece8b8e7 [2023-11-24 22:16:45,661 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c991acdf-2d1f-4677-b287-3060e2714773/bin/ukojak-verify-afCqCEvfdi/data/95db048c6/174f314d295a47a18624556f06a76101 [2023-11-24 22:16:45,667 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:16:45,670 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:16:45,675 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:16:45,675 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:16:45,681 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:16:45,682 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:16:45" (1/1) ... [2023-11-24 22:16:45,685 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5db8f1a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:45, skipping insertion in model container [2023-11-24 22:16:45,685 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:16:45" (1/1) ... [2023-11-24 22:16:45,755 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:16:46,484 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:16:46,502 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:16:46,649 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:16:46,711 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:16:46,712 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:46 WrapperNode [2023-11-24 22:16:46,712 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:16:46,717 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:16:46,718 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:16:46,718 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:16:46,725 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:46" (1/1) ... [2023-11-24 22:16:46,792 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:46" (1/1) ... [2023-11-24 22:16:46,940 INFO L138 Inliner]: procedures = 177, calls = 350, calls flagged for inlining = 20, calls inlined = 29, statements flattened = 1594 [2023-11-24 22:16:46,940 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:16:46,941 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:16:46,941 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:16:46,941 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:16:46,956 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:46" (1/1) ... [2023-11-24 22:16:46,956 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:46" (1/1) ... [2023-11-24 22:16:46,973 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:46" (1/1) ... [2023-11-24 22:16:46,974 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:46" (1/1) ... [2023-11-24 22:16:47,095 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:46" (1/1) ... [2023-11-24 22:16:47,128 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:46" (1/1) ... [2023-11-24 22:16:47,140 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:46" (1/1) ... [2023-11-24 22:16:47,150 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:46" (1/1) ... [2023-11-24 22:16:47,178 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:16:47,180 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:16:47,180 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:16:47,181 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:16:47,185 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:46" (1/1) ... [2023-11-24 22:16:47,193 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:16:47,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c991acdf-2d1f-4677-b287-3060e2714773/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:16:47,219 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c991acdf-2d1f-4677-b287-3060e2714773/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:16:47,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c991acdf-2d1f-4677-b287-3060e2714773/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:16:47,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:16:47,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:16:47,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:16:47,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:16:47,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:16:47,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:16:47,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:16:47,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:16:47,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:16:47,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:16:47,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:16:47,552 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:16:47,555 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:16:50,703 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:16:52,405 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:16:52,406 INFO L309 CfgBuilder]: Removed 60 assume(true) statements. [2023-11-24 22:16:52,408 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:16:52 BoogieIcfgContainer [2023-11-24 22:16:52,408 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:16:52,410 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:16:52,411 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:16:52,421 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:16:52,422 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:16:52" (1/1) ... [2023-11-24 22:16:52,432 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:16:52,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:52,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1338 states to 1195 states and 1338 transitions. [2023-11-24 22:16:52,539 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 1338 transitions. [2023-11-24 22:16:52,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:16:52,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:52,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:52,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:52,835 INFO 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 22:16:52,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:52,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1337 states to 1194 states and 1337 transitions. [2023-11-24 22:16:52,872 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 1337 transitions. [2023-11-24 22:16:52,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:16:52,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:52,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:52,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:53,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:53,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:53,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 1193 states and 1336 transitions. [2023-11-24 22:16:53,096 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 1336 transitions. [2023-11-24 22:16:53,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:16:53,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:53,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:53,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:53,153 INFO 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 22:16:53,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:53,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1335 states to 1192 states and 1335 transitions. [2023-11-24 22:16:53,174 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 1335 transitions. [2023-11-24 22:16:53,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:16:53,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:53,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:53,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:53,304 INFO 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 22:16:53,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:53,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1334 states to 1191 states and 1334 transitions. [2023-11-24 22:16:53,433 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 1334 transitions. [2023-11-24 22:16:53,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:16:53,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:53,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:53,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:53,493 INFO 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 22:16:53,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:53,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 1192 states and 1336 transitions. [2023-11-24 22:16:53,533 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 1336 transitions. [2023-11-24 22:16:53,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:16:53,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:53,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:53,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:53,619 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:16:53,626 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:53,635 INFO 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 22:16:53,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:53,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 1192 states and 1330 transitions. [2023-11-24 22:16:53,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 1330 transitions. [2023-11-24 22:16:53,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:16:53,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:53,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:53,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:53,737 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:16:53,740 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:53,743 INFO 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 22:16:53,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:53,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 1192 states and 1328 transitions. [2023-11-24 22:16:53,757 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 1328 transitions. [2023-11-24 22:16:53,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:16:53,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:53,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:53,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:53,903 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:16:53,907 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:53,963 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 22:16:54,010 INFO 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 22:16:54,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:54,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 1194 states and 1332 transitions. [2023-11-24 22:16:54,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 1332 transitions. [2023-11-24 22:16:54,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:16:54,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:54,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:54,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:54,174 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:16:54,178 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:54,205 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 22:16:54,295 INFO 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 22:16:54,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:54,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 1196 states and 1336 transitions. [2023-11-24 22:16:54,526 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 1336 transitions. [2023-11-24 22:16:54,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:16:54,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:54,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:54,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:54,624 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:16:54,628 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:54,643 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 22:16:54,774 INFO 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 22:16:54,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:54,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1338 states to 1197 states and 1338 transitions. [2023-11-24 22:16:54,879 INFO L276 IsEmpty]: Start isEmpty. Operand 1197 states and 1338 transitions. [2023-11-24 22:16:54,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:16:54,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:54,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:54,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:54,965 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:16:54,968 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:54,972 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 22:16:55,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:55,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1337 states to 1197 states and 1337 transitions. [2023-11-24 22:16:55,044 INFO L276 IsEmpty]: Start isEmpty. Operand 1197 states and 1337 transitions. [2023-11-24 22:16:55,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:16:55,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:55,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:55,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:55,124 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:16:55,127 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:55,199 INFO 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 22:16:55,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:55,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1343 states to 1199 states and 1343 transitions. [2023-11-24 22:16:55,474 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 1343 transitions. [2023-11-24 22:16:55,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:16:55,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:55,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:55,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:55,564 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:16:55,567 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:55,574 INFO 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 22:16:55,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:55,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1342 states to 1198 states and 1342 transitions. [2023-11-24 22:16:55,600 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 1342 transitions. [2023-11-24 22:16:55,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:16:55,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:55,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:55,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:55,691 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:16:55,695 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:55,709 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 22:16:55,814 INFO 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 22:16:56,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:56,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1344 states to 1199 states and 1344 transitions. [2023-11-24 22:16:56,125 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 1344 transitions. [2023-11-24 22:16:56,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:16:56,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:56,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:56,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:56,219 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:16:56,225 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:56,236 INFO 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 22:16:56,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:56,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1343 states to 1198 states and 1343 transitions. [2023-11-24 22:16:56,268 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 1343 transitions. [2023-11-24 22:16:56,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:16:56,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:56,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:56,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:56,369 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:16:56,373 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:56,390 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 22:16:56,500 INFO 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 22:16:56,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:56,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1345 states to 1199 states and 1345 transitions. [2023-11-24 22:16:56,798 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 1345 transitions. [2023-11-24 22:16:56,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:16:56,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:56,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:56,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:56,899 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:16:56,907 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:56,972 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 22:16:57,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:57,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1351 states to 1202 states and 1351 transitions. [2023-11-24 22:16:57,136 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 1351 transitions. [2023-11-24 22:16:57,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:16:57,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:57,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:57,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:57,216 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:16:57,224 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:57,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:57,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:57,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1350 states to 1201 states and 1350 transitions. [2023-11-24 22:16:57,263 INFO L276 IsEmpty]: Start isEmpty. Operand 1201 states and 1350 transitions. [2023-11-24 22:16:57,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:16:57,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:57,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:57,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:57,345 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:16:57,349 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:57,356 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 22:16:57,471 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 22:16:57,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:57,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1352 states to 1202 states and 1352 transitions. [2023-11-24 22:16:57,737 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 1352 transitions. [2023-11-24 22:16:57,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:16:57,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:57,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:57,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:57,854 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:16:57,856 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:57,866 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 22:16:57,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:57,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1351 states to 1201 states and 1351 transitions. [2023-11-24 22:16:57,892 INFO L276 IsEmpty]: Start isEmpty. Operand 1201 states and 1351 transitions. [2023-11-24 22:16:57,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:16:57,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:57,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:57,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:57,972 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:16:57,975 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:57,983 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 22:16:58,094 INFO 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 22:16:58,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:58,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 1202 states and 1353 transitions. [2023-11-24 22:16:58,428 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 1353 transitions. [2023-11-24 22:16:58,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:16:58,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:58,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:58,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:58,512 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:16:58,515 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:58,534 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 22:16:58,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:58,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1357 states to 1205 states and 1357 transitions. [2023-11-24 22:16:58,578 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 1357 transitions. [2023-11-24 22:16:58,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:16:58,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:58,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:58,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:58,670 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:16:58,673 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:58,689 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 22:16:58,827 INFO 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 22:16:58,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:58,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1360 states to 1206 states and 1360 transitions. [2023-11-24 22:16:58,933 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 1360 transitions. [2023-11-24 22:16:58,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:16:58,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:58,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:59,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:59,026 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:16:59,028 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:59,041 INFO 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 22:16:59,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:59,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1359 states to 1206 states and 1359 transitions. [2023-11-24 22:16:59,287 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 1359 transitions. [2023-11-24 22:16:59,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:16:59,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:59,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:59,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:59,387 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:16:59,392 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:59,406 INFO 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 22:16:59,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:59,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1358 states to 1205 states and 1358 transitions. [2023-11-24 22:16:59,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 1358 transitions. [2023-11-24 22:16:59,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:16:59,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:59,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:59,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:59,524 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:16:59,527 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:59,541 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 22:16:59,699 INFO 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 22:17:00,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:00,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1360 states to 1206 states and 1360 transitions. [2023-11-24 22:17:00,021 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 1360 transitions. [2023-11-24 22:17:00,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:17:00,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:00,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:00,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:00,098 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:17:00,105 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:00,124 INFO 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 22:17:00,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:00,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 1209 states and 1364 transitions. [2023-11-24 22:17:00,163 INFO L276 IsEmpty]: Start isEmpty. Operand 1209 states and 1364 transitions. [2023-11-24 22:17:00,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:17:00,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:00,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:00,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:00,250 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:17:00,252 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:00,270 INFO 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 22:17:00,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:00,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363 states to 1208 states and 1363 transitions. [2023-11-24 22:17:00,300 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 1363 transitions. [2023-11-24 22:17:00,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:17:00,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:00,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:00,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:00,393 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:17:00,396 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:00,409 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 22:17:00,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:17:00,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:00,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 1209 states and 1365 transitions. [2023-11-24 22:17:00,870 INFO L276 IsEmpty]: Start isEmpty. Operand 1209 states and 1365 transitions. [2023-11-24 22:17:00,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:17:00,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:00,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:00,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:00,953 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:17:00,955 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:00,971 INFO 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 22:17:00,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:00,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 1208 states and 1364 transitions. [2023-11-24 22:17:00,993 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 1364 transitions. [2023-11-24 22:17:00,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:17:00,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:00,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:01,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:01,074 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:17:01,077 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:01,084 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 22:17:01,231 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 22:17:01,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:01,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 1209 states and 1366 transitions. [2023-11-24 22:17:01,641 INFO L276 IsEmpty]: Start isEmpty. Operand 1209 states and 1366 transitions. [2023-11-24 22:17:01,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:17:01,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:01,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:01,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:01,714 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:17:01,717 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:01,746 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 22:17:01,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:01,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1370 states to 1212 states and 1370 transitions. [2023-11-24 22:17:01,790 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 1370 transitions. [2023-11-24 22:17:01,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:17:01,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:01,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:01,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:01,884 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:17:01,887 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:01,910 INFO 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 22:17:01,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:01,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1369 states to 1211 states and 1369 transitions. [2023-11-24 22:17:01,935 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 1369 transitions. [2023-11-24 22:17:01,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:17:01,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:01,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:02,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:02,023 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:17:02,027 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:02,035 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 22:17:02,175 INFO 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 22:17:02,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:02,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1371 states to 1212 states and 1371 transitions. [2023-11-24 22:17:02,540 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 1371 transitions. [2023-11-24 22:17:02,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:17:02,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:02,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:02,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:02,638 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:17:02,641 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:02,650 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 22:17:02,797 INFO 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 22:17:02,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:02,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1374 states to 1213 states and 1374 transitions. [2023-11-24 22:17:02,929 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 1374 transitions. [2023-11-24 22:17:02,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:17:02,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:02,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:03,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:03,022 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:17:03,029 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:03,048 INFO 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 22:17:03,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:03,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1373 states to 1213 states and 1373 transitions. [2023-11-24 22:17:03,291 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 1373 transitions. [2023-11-24 22:17:03,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:17:03,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:03,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:03,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:03,362 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:17:03,371 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:03,401 INFO 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 22:17:03,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:03,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1377 states to 1216 states and 1377 transitions. [2023-11-24 22:17:03,441 INFO L276 IsEmpty]: Start isEmpty. Operand 1216 states and 1377 transitions. [2023-11-24 22:17:03,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:17:03,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:03,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:03,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:03,542 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:17:03,544 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:03,569 INFO 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 22:17:03,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:03,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1381 states to 1219 states and 1381 transitions. [2023-11-24 22:17:03,612 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 1381 transitions. [2023-11-24 22:17:03,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:17:03,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:03,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:03,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:03,695 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:17:03,697 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:03,699 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 22:17:13,724 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 22:17:13,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:13,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1379 states to 1219 states and 1379 transitions. [2023-11-24 22:17:13,767 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 1379 transitions. [2023-11-24 22:17:13,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:17:13,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:13,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:13,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:13,840 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:17:13,842 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:13,846 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 22:17:13,886 INFO 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 22:17:14,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:14,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1397 states to 1235 states and 1397 transitions. [2023-11-24 22:17:14,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 1397 transitions. [2023-11-24 22:17:14,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:17:14,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:14,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:14,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:14,373 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:17:14,375 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:14,383 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 22:17:14,471 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 22:17:14,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:14,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1422 states to 1251 states and 1422 transitions. [2023-11-24 22:17:14,960 INFO L276 IsEmpty]: Start isEmpty. Operand 1251 states and 1422 transitions. [2023-11-24 22:17:14,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:17:14,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:14,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:15,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:15,067 INFO L262 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:17:15,069 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:15,097 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 22:17:25,121 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 22:17:35,152 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 []