./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test3-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff 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_2d2f8b0c-3fe3-42a5-b3fb-de1ae99b027b/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2f8b0c-3fe3-42a5-b3fb-de1ae99b027b/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2f8b0c-3fe3-42a5-b3fb-de1ae99b027b/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2f8b0c-3fe3-42a5-b3fb-de1ae99b027b/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test3-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2f8b0c-3fe3-42a5-b3fb-de1ae99b027b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2f8b0c-3fe3-42a5-b3fb-de1ae99b027b/bin/ukojak-verify-G8NBE6pJGL --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 72a3b80a468e10df778a3b8ff41e4c2b1e0b82c1005f056b209a19315511b1a5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:11:40,885 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:11:41,020 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2f8b0c-3fe3-42a5-b3fb-de1ae99b027b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:11:41,024 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:11:41,025 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:11:41,078 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:11:41,079 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:11:41,080 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:11:41,081 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:11:41,082 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:11:41,082 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:11:41,083 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:11:41,084 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:11:41,085 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:11:41,085 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:11:41,086 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:11:41,087 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:11:41,087 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:11:41,088 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:11:41,089 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:11:41,089 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:11:41,090 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:11:41,091 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:11:41,091 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:11:41,092 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:11:41,093 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:11:41,093 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:11:41,094 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:11:41,094 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:11:41,095 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_2d2f8b0c-3fe3-42a5-b3fb-de1ae99b027b/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2f8b0c-3fe3-42a5-b3fb-de1ae99b027b/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 72a3b80a468e10df778a3b8ff41e4c2b1e0b82c1005f056b209a19315511b1a5 [2023-11-19 03:11:41,418 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:11:41,440 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:11:41,443 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:11:41,445 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:11:41,445 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:11:41,447 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2f8b0c-3fe3-42a5-b3fb-de1ae99b027b/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test3-2.i [2023-11-19 03:11:44,596 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:11:45,029 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:11:45,031 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2f8b0c-3fe3-42a5-b3fb-de1ae99b027b/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test3-2.i [2023-11-19 03:11:45,054 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2f8b0c-3fe3-42a5-b3fb-de1ae99b027b/bin/ukojak-verify-G8NBE6pJGL/data/d25d87a2e/38aca77ec7864b05980989e9377774fe/FLAG3cb7ec1ac [2023-11-19 03:11:45,072 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2f8b0c-3fe3-42a5-b3fb-de1ae99b027b/bin/ukojak-verify-G8NBE6pJGL/data/d25d87a2e/38aca77ec7864b05980989e9377774fe [2023-11-19 03:11:45,076 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:11:45,078 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:11:45,080 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:11:45,080 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:11:45,086 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:11:45,087 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:11:45" (1/1) ... [2023-11-19 03:11:45,088 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a3654cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:45, skipping insertion in model container [2023-11-19 03:11:45,089 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:11:45" (1/1) ... [2023-11-19 03:11:45,176 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:11:45,750 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:11:45,771 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:11:45,962 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:11:46,002 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:11:46,010 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:11:46,011 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:46 WrapperNode [2023-11-19 03:11:46,011 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:11:46,012 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:11:46,012 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:11:46,012 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:11:46,019 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:46" (1/1) ... [2023-11-19 03:11:46,052 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:46" (1/1) ... [2023-11-19 03:11:46,265 INFO L138 Inliner]: procedures = 177, calls = 338, calls flagged for inlining = 13, calls inlined = 17, statements flattened = 1596 [2023-11-19 03:11:46,265 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:11:46,266 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:11:46,266 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:11:46,266 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:11:46,276 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:46" (1/1) ... [2023-11-19 03:11:46,276 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:46" (1/1) ... [2023-11-19 03:11:46,289 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:46" (1/1) ... [2023-11-19 03:11:46,290 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:46" (1/1) ... [2023-11-19 03:11:46,377 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:46" (1/1) ... [2023-11-19 03:11:46,402 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:46" (1/1) ... [2023-11-19 03:11:46,411 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:46" (1/1) ... [2023-11-19 03:11:46,422 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:46" (1/1) ... [2023-11-19 03:11:46,441 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:11:46,442 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:11:46,442 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:11:46,443 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:11:46,444 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:46" (1/1) ... [2023-11-19 03:11:46,451 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:11:46,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2f8b0c-3fe3-42a5-b3fb-de1ae99b027b/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:11:46,485 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2f8b0c-3fe3-42a5-b3fb-de1ae99b027b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:11:46,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2f8b0c-3fe3-42a5-b3fb-de1ae99b027b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:11:46,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:11:46,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:11:46,543 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:11:46,543 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:11:46,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:11:46,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:11:46,545 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 03:11:46,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:11:46,546 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:11:46,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:11:46,547 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:11:46,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:11:46,885 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:11:46,887 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:11:49,757 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:11:51,654 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:11:51,655 INFO L302 CfgBuilder]: Removed 72 assume(true) statements. [2023-11-19 03:11:51,667 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:11:51 BoogieIcfgContainer [2023-11-19 03:11:51,667 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:11:51,668 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:11:51,669 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:11:51,679 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:11:51,680 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:11:51" (1/1) ... [2023-11-19 03:11:51,690 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:11:51,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:51,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 1172 states and 1324 transitions. [2023-11-19 03:11:51,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 1324 transitions. [2023-11-19 03:11:51,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 03:11:51,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:51,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:51,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:51,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:52,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:52,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1323 states to 1171 states and 1323 transitions. [2023-11-19 03:11:52,011 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 1323 transitions. [2023-11-19 03:11:52,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 03:11:52,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:52,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:52,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:52,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:52,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:52,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1322 states to 1170 states and 1322 transitions. [2023-11-19 03:11:52,274 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1322 transitions. [2023-11-19 03:11:52,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:11:52,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:52,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:52,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:52,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:52,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:52,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 1169 states and 1320 transitions. [2023-11-19 03:11:52,382 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 1320 transitions. [2023-11-19 03:11:52,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:11:52,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:52,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:52,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:52,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:52,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:52,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1319 states to 1168 states and 1319 transitions. [2023-11-19 03:11:52,639 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 1319 transitions. [2023-11-19 03:11:52,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:11:52,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:52,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:52,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:52,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:52,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:52,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1318 states to 1167 states and 1318 transitions. [2023-11-19 03:11:52,842 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 1318 transitions. [2023-11-19 03:11:52,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:11:52,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:52,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:52,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:53,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:53,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:53,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1323 states to 1170 states and 1323 transitions. [2023-11-19 03:11:53,126 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1323 transitions. [2023-11-19 03:11:53,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:11:53,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:53,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:53,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:53,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:53,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:53,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1322 states to 1169 states and 1322 transitions. [2023-11-19 03:11:53,193 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 1322 transitions. [2023-11-19 03:11:53,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:11:53,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:53,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:53,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:53,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:53,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:53,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1323 states to 1170 states and 1323 transitions. [2023-11-19 03:11:53,261 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1323 transitions. [2023-11-19 03:11:53,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:11:53,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:53,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:53,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:53,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:53,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:53,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1325 states to 1171 states and 1325 transitions. [2023-11-19 03:11:53,491 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 1325 transitions. [2023-11-19 03:11:53,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:11:53,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:53,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:53,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:53,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:53,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:53,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1327 states to 1172 states and 1327 transitions. [2023-11-19 03:11:53,922 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 1327 transitions. [2023-11-19 03:11:53,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:11:53,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:53,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:53,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:53,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:53,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:53,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1325 states to 1171 states and 1325 transitions. [2023-11-19 03:11:53,990 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 1325 transitions. [2023-11-19 03:11:53,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:11:53,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:53,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:54,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:54,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:54,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:54,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 1170 states and 1324 transitions. [2023-11-19 03:11:54,077 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1324 transitions. [2023-11-19 03:11:54,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:11:54,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:54,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:54,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:54,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:54,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:54,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 1171 states and 1326 transitions. [2023-11-19 03:11:54,290 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 1326 transitions. [2023-11-19 03:11:54,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:11:54,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:54,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:54,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:54,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:54,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:54,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1327 states to 1172 states and 1327 transitions. [2023-11-19 03:11:54,528 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 1327 transitions. [2023-11-19 03:11:54,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:11:54,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:54,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:54,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:54,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:54,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:54,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 1171 states and 1326 transitions. [2023-11-19 03:11:54,585 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 1326 transitions. [2023-11-19 03:11:54,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:11:54,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:54,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:54,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:54,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:54,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:54,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1325 states to 1170 states and 1325 transitions. [2023-11-19 03:11:54,665 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1325 transitions. [2023-11-19 03:11:54,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:11:54,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:54,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:54,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:54,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:54,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:54,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 1169 states and 1324 transitions. [2023-11-19 03:11:54,848 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 1324 transitions. [2023-11-19 03:11:54,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:11:54,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:54,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:54,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:54,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:55,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:55,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1329 states to 1173 states and 1329 transitions. [2023-11-19 03:11:55,638 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 1329 transitions. [2023-11-19 03:11:55,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:11:55,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:55,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:55,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:55,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:56,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:56,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 1175 states and 1332 transitions. [2023-11-19 03:11:56,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 1332 transitions. [2023-11-19 03:11:56,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:11:56,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:56,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:56,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:56,286 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:11:56,292 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:56,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:56,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:56,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 1175 states and 1330 transitions. [2023-11-19 03:11:56,318 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 1330 transitions. [2023-11-19 03:11:56,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:11:56,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:56,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:56,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:56,402 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:11:56,405 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:56,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:56,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:56,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 1175 states and 1326 transitions. [2023-11-19 03:11:56,421 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 1326 transitions. [2023-11-19 03:11:56,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:11:56,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:56,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:56,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:56,494 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:11:56,497 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:56,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:56,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:56,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 1175 states and 1324 transitions. [2023-11-19 03:11:56,513 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 1324 transitions. [2023-11-19 03:11:56,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:11:56,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:56,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:56,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:56,593 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:11:56,596 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:56,639 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 [2023-11-19 03:11:56,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:56,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:56,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 1177 states and 1328 transitions. [2023-11-19 03:11:56,774 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 1328 transitions. [2023-11-19 03:11:56,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:11:56,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:56,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:56,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:56,853 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:11:56,859 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:56,883 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 [2023-11-19 03:11:57,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:57,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:57,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 1182 states and 1336 transitions. [2023-11-19 03:11:57,280 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 1336 transitions. [2023-11-19 03:11:57,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:11:57,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:57,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:57,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:57,370 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:11:57,373 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:57,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:57,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:57,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1342 states to 1184 states and 1342 transitions. [2023-11-19 03:11:57,857 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 1342 transitions. [2023-11-19 03:11:57,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:11:57,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:57,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:57,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:57,955 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:11:57,958 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:57,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:57,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:57,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1341 states to 1183 states and 1341 transitions. [2023-11-19 03:11:57,982 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 1341 transitions. [2023-11-19 03:11:57,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:11:57,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:57,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:58,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:58,077 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:11:58,080 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:58,089 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 [2023-11-19 03:11:58,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:58,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:58,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1342 states to 1184 states and 1342 transitions. [2023-11-19 03:11:58,373 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 1342 transitions. [2023-11-19 03:11:58,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:11:58,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:58,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:58,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:58,455 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:11:58,457 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:58,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:58,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:58,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1341 states to 1183 states and 1341 transitions. [2023-11-19 03:11:58,487 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 1341 transitions. [2023-11-19 03:11:58,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:11:58,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:58,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:58,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:58,569 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:11:58,580 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:58,598 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 [2023-11-19 03:11:58,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:59,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:59,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1343 states to 1184 states and 1343 transitions. [2023-11-19 03:11:59,046 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 1343 transitions. [2023-11-19 03:11:59,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:11:59,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:59,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:59,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:59,131 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:11:59,133 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:59,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:59,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:59,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1349 states to 1187 states and 1349 transitions. [2023-11-19 03:11:59,414 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 1349 transitions. [2023-11-19 03:11:59,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:11:59,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:59,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:59,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:59,495 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:11:59,497 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:59,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:59,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:59,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1348 states to 1186 states and 1348 transitions. [2023-11-19 03:11:59,528 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 1348 transitions. [2023-11-19 03:11:59,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:11:59,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:59,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:59,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:59,606 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:11:59,609 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:59,621 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 [2023-11-19 03:11:59,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:00,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:00,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1350 states to 1187 states and 1350 transitions. [2023-11-19 03:12:00,122 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 1350 transitions. [2023-11-19 03:12:00,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:12:00,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:00,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:00,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:00,207 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:12:00,209 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:12:00,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:00,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:00,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1349 states to 1186 states and 1349 transitions. [2023-11-19 03:12:00,243 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 1349 transitions. [2023-11-19 03:12:00,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:12:00,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:00,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:00,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:00,323 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:12:00,328 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:12:00,337 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 [2023-11-19 03:12:00,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:00,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:00,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1351 states to 1187 states and 1351 transitions. [2023-11-19 03:12:00,828 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 1351 transitions. [2023-11-19 03:12:00,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:12:00,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:00,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:00,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:00,906 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:12:00,908 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:12:00,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:00,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:00,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1355 states to 1190 states and 1355 transitions. [2023-11-19 03:12:00,950 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 1355 transitions. [2023-11-19 03:12:00,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:12:00,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:00,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:01,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:01,027 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:12:01,029 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:12:01,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:01,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:01,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1354 states to 1189 states and 1354 transitions. [2023-11-19 03:12:01,062 INFO L276 IsEmpty]: Start isEmpty. Operand 1189 states and 1354 transitions. [2023-11-19 03:12:01,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:12:01,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:01,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:01,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:01,146 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:12:01,149 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:12:01,162 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 [2023-11-19 03:12:01,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:01,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:01,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 1190 states and 1356 transitions. [2023-11-19 03:12:01,686 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 1356 transitions. [2023-11-19 03:12:01,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:12:01,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:01,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:01,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:01,766 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:12:01,768 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:12:01,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:01,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:01,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1355 states to 1189 states and 1355 transitions. [2023-11-19 03:12:01,801 INFO L276 IsEmpty]: Start isEmpty. Operand 1189 states and 1355 transitions. [2023-11-19 03:12:01,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:12:01,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:01,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:01,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:01,887 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:12:01,890 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:12:01,900 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 [2023-11-19 03:12:02,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:02,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:02,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1357 states to 1190 states and 1357 transitions. [2023-11-19 03:12:02,376 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 1357 transitions. [2023-11-19 03:12:02,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:12:02,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:02,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:02,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:02,450 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:12:02,452 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:12:02,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:02,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:02,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1361 states to 1193 states and 1361 transitions. [2023-11-19 03:12:02,499 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 1361 transitions. [2023-11-19 03:12:02,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:12:02,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:02,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:02,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:02,585 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:12:02,587 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:12:02,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:02,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:02,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1360 states to 1192 states and 1360 transitions. [2023-11-19 03:12:02,618 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 1360 transitions. [2023-11-19 03:12:02,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:12:02,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:02,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:02,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:02,702 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:12:02,705 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:12:02,713 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 [2023-11-19 03:12:02,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:03,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:03,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1362 states to 1193 states and 1362 transitions. [2023-11-19 03:12:03,226 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 1362 transitions. [2023-11-19 03:12:03,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:12:03,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:03,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:03,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:03,312 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:12:03,314 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:12:03,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:03,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:03,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1361 states to 1192 states and 1361 transitions. [2023-11-19 03:12:03,349 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 1361 transitions. [2023-11-19 03:12:03,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:12:03,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:03,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:03,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:03,468 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:12:03,476 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:12:03,485 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 [2023-11-19 03:12:03,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:04,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:04,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363 states to 1193 states and 1363 transitions. [2023-11-19 03:12:04,052 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 1363 transitions. [2023-11-19 03:12:04,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:12:04,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:04,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:04,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:04,134 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:12:04,136 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:12:04,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:04,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:04,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1367 states to 1196 states and 1367 transitions. [2023-11-19 03:12:04,187 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 1367 transitions. [2023-11-19 03:12:04,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:12:04,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:04,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:04,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:04,268 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:12:04,270 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:12:04,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:04,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:04,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 1195 states and 1366 transitions. [2023-11-19 03:12:04,303 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 1366 transitions. [2023-11-19 03:12:04,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:12:04,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:04,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:04,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:04,401 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:12:04,403 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:12:04,409 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 [2023-11-19 03:12:04,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:04,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:04,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1368 states to 1196 states and 1368 transitions. [2023-11-19 03:12:04,931 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 1368 transitions. [2023-11-19 03:12:04,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:12:04,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:04,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:05,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:05,026 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:12:05,028 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:12:05,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:05,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:05,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1367 states to 1195 states and 1367 transitions. [2023-11-19 03:12:05,065 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 1367 transitions. [2023-11-19 03:12:05,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:12:05,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:05,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:05,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:05,155 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:12:05,161 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:12:05,167 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 [2023-11-19 03:12:05,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:05,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:05,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1369 states to 1196 states and 1369 transitions. [2023-11-19 03:12:05,767 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 1369 transitions. [2023-11-19 03:12:05,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:12:05,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:05,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:05,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:05,841 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:12:05,843 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:12:05,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:05,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:05,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1373 states to 1199 states and 1373 transitions. [2023-11-19 03:12:05,897 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 1373 transitions. [2023-11-19 03:12:05,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:12:05,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:05,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:05,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:05,979 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:12:05,981 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:12:05,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:06,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:06,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1372 states to 1198 states and 1372 transitions. [2023-11-19 03:12:06,019 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 1372 transitions. [2023-11-19 03:12:06,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:12:06,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:06,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:06,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:06,103 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:12:06,105 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:12:06,111 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 [2023-11-19 03:12:06,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:06,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:06,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1374 states to 1199 states and 1374 transitions. [2023-11-19 03:12:06,702 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 1374 transitions. [2023-11-19 03:12:06,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:12:06,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:06,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:06,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:06,781 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:12:06,783 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:12:06,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:06,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:06,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 1202 states and 1378 transitions. [2023-11-19 03:12:06,843 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 1378 transitions. [2023-11-19 03:12:06,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:12:06,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:06,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:06,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:06,917 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:12:06,919 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:12:06,923 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 [2023-11-19 03:12:06,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:07,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:07,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1396 states to 1218 states and 1396 transitions. [2023-11-19 03:12:07,492 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 1396 transitions. [2023-11-19 03:12:07,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:12:07,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:07,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:07,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:07,569 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:12:07,571 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:12:07,581 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 [2023-11-19 03:12:07,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:08,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:08,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1421 states to 1234 states and 1421 transitions. [2023-11-19 03:12:08,403 INFO L276 IsEmpty]: Start isEmpty. Operand 1234 states and 1421 transitions. [2023-11-19 03:12:08,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:12:08,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:08,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:08,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:08,486 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:12:08,488 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:12:08,490 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:16,985 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.48s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:12:16,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:16,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 1234 states and 1419 transitions. [2023-11-19 03:12:16,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1234 states and 1419 transitions. [2023-11-19 03:12:16,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:12:16,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:16,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:17,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:17,125 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 03:12:17,128 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:12:17,135 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:12:17,327 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:29,386 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []