./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test3-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb7026e-f1e6-4cf8-b716-b7ca1b160f23/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb7026e-f1e6-4cf8-b716-b7ca1b160f23/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_2fb7026e-f1e6-4cf8-b716-b7ca1b160f23/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb7026e-f1e6-4cf8-b716-b7ca1b160f23/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test3-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb7026e-f1e6-4cf8-b716-b7ca1b160f23/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_2fb7026e-f1e6-4cf8-b716-b7ca1b160f23/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 eb2eb63835edf753d5a467feb7a4cdd6d105155177d7d0cab8bf29c1b74dbaf6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:58:40,078 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:58:40,176 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb7026e-f1e6-4cf8-b716-b7ca1b160f23/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 22:58:40,181 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:58:40,181 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:58:40,206 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:58:40,207 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:58:40,208 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:58:40,209 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:58:40,209 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:58:40,210 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:58:40,210 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:58:40,211 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:58:40,212 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:58:40,212 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:58:40,213 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:58:40,213 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:58:40,214 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:58:40,214 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:58:40,215 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:58:40,216 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:58:40,216 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:58:40,217 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:58:40,218 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:58:40,218 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:58:40,219 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:58:40,219 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:58:40,220 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:58:40,220 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:58:40,220 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_2fb7026e-f1e6-4cf8-b716-b7ca1b160f23/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb7026e-f1e6-4cf8-b716-b7ca1b160f23/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eb2eb63835edf753d5a467feb7a4cdd6d105155177d7d0cab8bf29c1b74dbaf6 [2023-11-24 22:58:40,516 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:58:40,540 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:58:40,543 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:58:40,545 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:58:40,546 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:58:40,548 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb7026e-f1e6-4cf8-b716-b7ca1b160f23/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test3-1.i [2023-11-24 22:58:43,834 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:58:44,292 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:58:44,299 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb7026e-f1e6-4cf8-b716-b7ca1b160f23/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test3-1.i [2023-11-24 22:58:44,329 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb7026e-f1e6-4cf8-b716-b7ca1b160f23/bin/ukojak-verify-afCqCEvfdi/data/563e89f66/c2460c76e81346068a79d3daa801844e/FLAGac71b65b7 [2023-11-24 22:58:44,352 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb7026e-f1e6-4cf8-b716-b7ca1b160f23/bin/ukojak-verify-afCqCEvfdi/data/563e89f66/c2460c76e81346068a79d3daa801844e [2023-11-24 22:58:44,361 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:58:44,363 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:58:44,368 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:58:44,369 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:58:44,374 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:58:44,378 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:58:44" (1/1) ... [2023-11-24 22:58:44,380 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69c54665 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:44, skipping insertion in model container [2023-11-24 22:58:44,380 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:58:44" (1/1) ... [2023-11-24 22:58:44,478 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:58:45,132 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:58:45,149 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:58:45,254 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:58:45,303 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:58:45,312 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:58:45,313 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:45 WrapperNode [2023-11-24 22:58:45,313 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:58:45,314 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:58:45,315 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:58:45,315 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:58:45,323 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:45" (1/1) ... [2023-11-24 22:58:45,358 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:45" (1/1) ... [2023-11-24 22:58:45,462 INFO L138 Inliner]: procedures = 177, calls = 287, calls flagged for inlining = 13, calls inlined = 17, statements flattened = 1422 [2023-11-24 22:58:45,463 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:58:45,465 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:58:45,466 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:58:45,466 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:58:45,476 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:45" (1/1) ... [2023-11-24 22:58:45,477 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:45" (1/1) ... [2023-11-24 22:58:45,502 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:45" (1/1) ... [2023-11-24 22:58:45,503 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:45" (1/1) ... [2023-11-24 22:58:45,557 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:45" (1/1) ... [2023-11-24 22:58:45,588 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:45" (1/1) ... [2023-11-24 22:58:45,605 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:45" (1/1) ... [2023-11-24 22:58:45,613 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:45" (1/1) ... [2023-11-24 22:58:45,666 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:58:45,689 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:58:45,689 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:58:45,689 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:58:45,690 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:45" (1/1) ... [2023-11-24 22:58:45,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:58:45,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb7026e-f1e6-4cf8-b716-b7ca1b160f23/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:58:45,731 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb7026e-f1e6-4cf8-b716-b7ca1b160f23/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:58:45,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb7026e-f1e6-4cf8-b716-b7ca1b160f23/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:58:45,798 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:58:45,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:58:45,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:58:45,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:58:45,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:58:45,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:58:45,800 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-24 22:58:45,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:58:45,800 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:58:45,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:58:45,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:58:45,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:58:46,064 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:58:46,069 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:58:48,502 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:58:49,958 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:58:49,958 INFO L309 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-24 22:58:49,960 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:58:49 BoogieIcfgContainer [2023-11-24 22:58:49,961 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:58:49,962 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:58:49,962 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:58:49,974 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:58:49,974 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:58:49" (1/1) ... [2023-11-24 22:58:49,985 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:58:50,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:50,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 990 states and 1123 transitions. [2023-11-24 22:58:50,066 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1123 transitions. [2023-11-24 22:58:50,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 22:58:50,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:50,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:50,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:50,297 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 22:58:50,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:50,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 989 states and 1122 transitions. [2023-11-24 22:58:50,360 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 1122 transitions. [2023-11-24 22:58:50,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 22:58:50,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:50,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:50,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:50,540 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 22:58:50,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:50,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1121 states to 988 states and 1121 transitions. [2023-11-24 22:58:50,629 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1121 transitions. [2023-11-24 22:58:50,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:58:50,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:50,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:50,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:50,665 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 22:58:50,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:50,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 987 states and 1119 transitions. [2023-11-24 22:58:50,688 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 1119 transitions. [2023-11-24 22:58:50,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:58:50,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:50,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:50,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:50,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:50,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:50,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1121 states to 988 states and 1121 transitions. [2023-11-24 22:58:50,903 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1121 transitions. [2023-11-24 22:58:50,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:58:50,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:50,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:50,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:50,977 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 22:58:51,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:51,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 987 states and 1120 transitions. [2023-11-24 22:58:51,005 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 1120 transitions. [2023-11-24 22:58:51,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:58:51,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:51,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:51,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:51,149 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 22:58:51,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:51,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 989 states and 1123 transitions. [2023-11-24 22:58:51,210 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 1123 transitions. [2023-11-24 22:58:51,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:58:51,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:51,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:51,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:51,282 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 22:58:51,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:51,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 988 states and 1122 transitions. [2023-11-24 22:58:51,302 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1122 transitions. [2023-11-24 22:58:51,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:58:51,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:51,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:51,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:51,349 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 22:58:51,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:51,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 989 states and 1123 transitions. [2023-11-24 22:58:51,377 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 1123 transitions. [2023-11-24 22:58:51,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:58:51,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:51,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:51,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:51,468 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 22:58:51,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:51,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 990 states and 1125 transitions. [2023-11-24 22:58:51,618 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1125 transitions. [2023-11-24 22:58:51,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:58:51,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:51,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:51,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:51,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:52,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:52,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1127 states to 991 states and 1127 transitions. [2023-11-24 22:58:52,061 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1127 transitions. [2023-11-24 22:58:52,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:58:52,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:52,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:52,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:52,100 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 22:58:52,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:52,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 990 states and 1125 transitions. [2023-11-24 22:58:52,130 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1125 transitions. [2023-11-24 22:58:52,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:58:52,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:52,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:52,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:52,184 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 22:58:52,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:52,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1127 states to 991 states and 1127 transitions. [2023-11-24 22:58:52,212 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1127 transitions. [2023-11-24 22:58:52,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:58:52,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:52,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:52,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:52,260 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 22:58:52,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:52,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 993 states and 1131 transitions. [2023-11-24 22:58:52,409 INFO L276 IsEmpty]: Start isEmpty. Operand 993 states and 1131 transitions. [2023-11-24 22:58:52,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:58:52,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:52,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:52,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:52,459 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 22:58:52,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:52,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 994 states and 1132 transitions. [2023-11-24 22:58:52,593 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 1132 transitions. [2023-11-24 22:58:52,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:58:52,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:52,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:52,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:52,642 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 22:58:52,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:52,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 993 states and 1131 transitions. [2023-11-24 22:58:52,664 INFO L276 IsEmpty]: Start isEmpty. Operand 993 states and 1131 transitions. [2023-11-24 22:58:52,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:58:52,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:52,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:52,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:52,706 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 22:58:52,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:52,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 994 states and 1132 transitions. [2023-11-24 22:58:52,727 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 1132 transitions. [2023-11-24 22:58:52,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:58:52,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:52,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:52,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:52,755 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 22:58:52,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:52,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 995 states and 1134 transitions. [2023-11-24 22:58:52,791 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 1134 transitions. [2023-11-24 22:58:52,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:58:52,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:52,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:52,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:52,905 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 22:58:52,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:52,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 998 states and 1138 transitions. [2023-11-24 22:58:52,944 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1138 transitions. [2023-11-24 22:58:52,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:58:52,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:52,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:52,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:53,044 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 22:58:53,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:53,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 1000 states and 1141 transitions. [2023-11-24 22:58:53,426 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 1141 transitions. [2023-11-24 22:58:53,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:58:53,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:53,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:53,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:53,506 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:58:53,512 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:53,519 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 22:58:53,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:53,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 1000 states and 1139 transitions. [2023-11-24 22:58:53,536 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 1139 transitions. [2023-11-24 22:58:53,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:58:53,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:53,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:53,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:53,605 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:58:53,608 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:53,610 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 22:58:53,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:53,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 1000 states and 1135 transitions. [2023-11-24 22:58:53,623 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 1135 transitions. [2023-11-24 22:58:53,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:58:53,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:53,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:53,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:53,692 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:58:53,695 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:53,697 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 22:58:53,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:53,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1133 states to 1000 states and 1133 transitions. [2023-11-24 22:58:53,710 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 1133 transitions. [2023-11-24 22:58:53,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:58:53,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:53,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:53,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:53,798 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:58:53,801 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:53,855 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 22:58:53,916 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 22:58:53,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:53,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 1002 states and 1137 transitions. [2023-11-24 22:58:53,986 INFO L276 IsEmpty]: Start isEmpty. Operand 1002 states and 1137 transitions. [2023-11-24 22:58:53,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:58:53,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:53,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:54,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:54,061 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:58:54,064 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:54,079 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 22:58:54,221 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 22:58:54,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:54,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 1007 states and 1145 transitions. [2023-11-24 22:58:54,695 INFO L276 IsEmpty]: Start isEmpty. Operand 1007 states and 1145 transitions. [2023-11-24 22:58:54,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:58:54,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:54,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:54,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:54,824 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:58:54,827 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:54,835 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 22:58:54,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:54,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 1006 states and 1144 transitions. [2023-11-24 22:58:54,864 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 1144 transitions. [2023-11-24 22:58:54,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:58:54,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:54,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:54,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:54,953 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:58:54,956 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:54,967 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 22:58:55,138 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 22:58:55,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:55,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 1007 states and 1145 transitions. [2023-11-24 22:58:55,290 INFO L276 IsEmpty]: Start isEmpty. Operand 1007 states and 1145 transitions. [2023-11-24 22:58:55,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:58:55,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:55,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:55,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:55,390 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:58:55,393 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:55,493 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 22:58:55,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:55,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 1009 states and 1151 transitions. [2023-11-24 22:58:55,875 INFO L276 IsEmpty]: Start isEmpty. Operand 1009 states and 1151 transitions. [2023-11-24 22:58:55,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:58:55,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:55,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:55,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:55,955 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:58:55,958 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:55,971 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 22:58:55,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:55,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 1008 states and 1150 transitions. [2023-11-24 22:58:55,995 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 1150 transitions. [2023-11-24 22:58:55,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:58:55,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:55,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:56,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:56,079 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:58:56,082 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:56,090 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 22:58:56,221 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 22:58:56,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:56,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 1009 states and 1152 transitions. [2023-11-24 22:58:56,551 INFO L276 IsEmpty]: Start isEmpty. Operand 1009 states and 1152 transitions. [2023-11-24 22:58:56,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:58:56,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:56,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:56,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:56,627 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:58:56,629 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:56,635 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 22:58:56,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:56,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 1008 states and 1151 transitions. [2023-11-24 22:58:56,656 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 1151 transitions. [2023-11-24 22:58:56,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:58:56,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:56,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:56,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:56,731 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:58:56,734 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:56,740 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 22:58:56,872 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 22:58:57,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:57,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 1009 states and 1153 transitions. [2023-11-24 22:58:57,237 INFO L276 IsEmpty]: Start isEmpty. Operand 1009 states and 1153 transitions. [2023-11-24 22:58:57,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:58:57,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:57,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:57,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:57,311 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:58:57,313 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:57,381 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 22:58:57,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:57,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 1012 states and 1159 transitions. [2023-11-24 22:58:57,583 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 1159 transitions. [2023-11-24 22:58:57,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:58:57,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:57,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:57,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:57,668 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:58:57,670 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:57,679 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 22:58:57,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:57,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 1011 states and 1158 transitions. [2023-11-24 22:58:57,701 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 1158 transitions. [2023-11-24 22:58:57,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:58:57,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:57,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:57,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:57,781 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:58:57,786 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:57,794 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 22:58:57,926 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 22:58:58,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:58,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 1012 states and 1160 transitions. [2023-11-24 22:58:58,284 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 1160 transitions. [2023-11-24 22:58:58,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:58:58,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:58,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:58,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:58,383 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:58:58,386 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:58,395 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 22:58:58,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:58,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 1011 states and 1159 transitions. [2023-11-24 22:58:58,415 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 1159 transitions. [2023-11-24 22:58:58,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:58:58,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:58,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:58,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:58,491 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:58:58,497 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:58,506 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 22:58:58,630 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 22:58:59,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:59,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 1012 states and 1161 transitions. [2023-11-24 22:58:59,030 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 1161 transitions. [2023-11-24 22:58:59,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:58:59,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:59,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:59,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:59,110 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:58:59,112 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:59,126 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 22:58:59,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:59,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 1015 states and 1165 transitions. [2023-11-24 22:58:59,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1165 transitions. [2023-11-24 22:58:59,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:58:59,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:59,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:59,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:59,245 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:58:59,247 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:59,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:59,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:59,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 1014 states and 1164 transitions. [2023-11-24 22:58:59,284 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 1164 transitions. [2023-11-24 22:58:59,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:58:59,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:59,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:59,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:59,375 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:58:59,377 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:59,384 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 22:58:59,555 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 22:58:59,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:59,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 1015 states and 1166 transitions. [2023-11-24 22:58:59,943 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1166 transitions. [2023-11-24 22:58:59,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:58:59,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:59,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:00,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:00,029 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:59:00,031 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:00,057 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 22:59:00,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:00,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 1014 states and 1165 transitions. [2023-11-24 22:59:00,083 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 1165 transitions. [2023-11-24 22:59:00,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:59:00,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:00,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:00,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:00,165 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:59:00,168 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:00,179 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 22:59:00,336 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 22:59:00,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:00,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1167 states to 1015 states and 1167 transitions. [2023-11-24 22:59:00,737 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1167 transitions. [2023-11-24 22:59:00,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:59:00,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:00,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:00,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:00,810 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:59:00,812 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:00,828 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 22:59:00,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:00,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 1018 states and 1171 transitions. [2023-11-24 22:59:00,863 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 1171 transitions. [2023-11-24 22:59:00,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:59:00,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:00,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:00,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:00,946 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:59:00,956 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:00,977 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 22:59:00,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:01,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 1017 states and 1170 transitions. [2023-11-24 22:59:01,001 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 1170 transitions. [2023-11-24 22:59:01,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:59:01,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:01,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:01,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:01,084 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:59:01,087 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:01,097 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 22:59:01,300 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 22:59:01,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:01,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1172 states to 1018 states and 1172 transitions. [2023-11-24 22:59:01,729 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 1172 transitions. [2023-11-24 22:59:01,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:59:01,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:01,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:01,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:01,813 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:59:01,815 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:01,833 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 22:59:01,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:01,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 1017 states and 1171 transitions. [2023-11-24 22:59:01,856 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 1171 transitions. [2023-11-24 22:59:01,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:59:01,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:01,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:01,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:01,940 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:59:01,943 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:01,949 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 22:59:02,124 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 22:59:02,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:02,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 1018 states and 1173 transitions. [2023-11-24 22:59:02,542 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 1173 transitions. [2023-11-24 22:59:02,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:59:02,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:02,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:02,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:02,613 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:59:02,615 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:02,636 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 22:59:02,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:02,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1177 states to 1021 states and 1177 transitions. [2023-11-24 22:59:02,671 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 1177 transitions. [2023-11-24 22:59:02,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:59:02,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:02,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:02,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:02,753 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:59:02,754 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:02,774 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 22:59:02,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:02,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 1020 states and 1176 transitions. [2023-11-24 22:59:02,795 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 1176 transitions. [2023-11-24 22:59:02,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:59:02,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:02,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:02,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:02,879 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:59:02,882 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:02,888 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:59:03,064 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 22:59:03,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:03,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 1021 states and 1178 transitions. [2023-11-24 22:59:03,514 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 1178 transitions. [2023-11-24 22:59:03,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:59:03,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:03,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:03,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:03,596 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:59:03,598 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:03,616 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 22:59:03,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:03,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1177 states to 1020 states and 1177 transitions. [2023-11-24 22:59:03,639 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 1177 transitions. [2023-11-24 22:59:03,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:59:03,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:03,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:03,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:03,726 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:59:03,728 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:03,737 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 22:59:03,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:04,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:04,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1179 states to 1021 states and 1179 transitions. [2023-11-24 22:59:04,353 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 1179 transitions. [2023-11-24 22:59:04,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:59:04,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:04,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:04,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:04,427 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:59:04,429 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:04,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:04,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:04,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 1024 states and 1183 transitions. [2023-11-24 22:59:04,484 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 1183 transitions. [2023-11-24 22:59:04,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 22:59:04,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:04,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:04,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:04,565 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:59:04,570 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:04,593 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 22:59:04,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:04,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 1027 states and 1187 transitions. [2023-11-24 22:59:04,629 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states and 1187 transitions. [2023-11-24 22:59:04,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:59:04,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:04,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:04,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:04,728 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:59:04,733 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:04,735 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 22:59:14,774 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 22:59:14,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:14,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1185 states to 1027 states and 1185 transitions. [2023-11-24 22:59:14,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states and 1185 transitions. [2023-11-24 22:59:14,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:59:14,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:14,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:14,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:14,898 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:59:14,900 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:14,904 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 22:59:14,949 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 22:59:15,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:15,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1203 states to 1043 states and 1203 transitions. [2023-11-24 22:59:15,528 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 1203 transitions. [2023-11-24 22:59:15,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:59:15,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:15,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:15,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:15,609 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:59:15,612 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:15,618 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 22:59:15,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:16,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:16,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 1059 states and 1228 transitions. [2023-11-24 22:59:16,551 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 1228 transitions. [2023-11-24 22:59:16,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 22:59:16,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:16,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:16,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:16,668 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-24 22:59:16,670 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:16,679 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 22:59:16,896 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:29,135 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 []