./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5214a0-feee-410c-a804-9f02761a32d8/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5214a0-feee-410c-a804-9f02761a32d8/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_4a5214a0-feee-410c-a804-9f02761a32d8/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5214a0-feee-410c-a804-9f02761a32d8/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test3-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5214a0-feee-410c-a804-9f02761a32d8/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_4a5214a0-feee-410c-a804-9f02761a32d8/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 32a779d95d64b7b3ae1a801430dde2c7d15b3372c5d0cdd47679441a42687631 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:31:08,746 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:31:08,869 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5214a0-feee-410c-a804-9f02761a32d8/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:31:08,877 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:31:08,878 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:31:08,903 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:31:08,904 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:31:08,905 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:31:08,906 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:31:08,906 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:31:08,907 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:31:08,908 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:31:08,908 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:31:08,909 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:31:08,909 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:31:08,910 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:31:08,911 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:31:08,911 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:31:08,912 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:31:08,912 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:31:08,913 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:31:08,914 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:31:08,914 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:31:08,914 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:31:08,915 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:31:08,915 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:31:08,916 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:31:08,916 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:31:08,917 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:31:08,917 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_4a5214a0-feee-410c-a804-9f02761a32d8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5214a0-feee-410c-a804-9f02761a32d8/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 32a779d95d64b7b3ae1a801430dde2c7d15b3372c5d0cdd47679441a42687631 [2023-11-19 03:31:09,207 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:31:09,246 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:31:09,249 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:31:09,251 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:31:09,251 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:31:09,253 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5214a0-feee-410c-a804-9f02761a32d8/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test3-2.i [2023-11-19 03:31:12,467 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:31:12,835 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:31:12,835 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5214a0-feee-410c-a804-9f02761a32d8/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test3-2.i [2023-11-19 03:31:12,863 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5214a0-feee-410c-a804-9f02761a32d8/bin/ukojak-verify-G8NBE6pJGL/data/09fb46a1c/9044c80d231149ca92794050cfb45771/FLAG63f6cd33e [2023-11-19 03:31:12,881 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5214a0-feee-410c-a804-9f02761a32d8/bin/ukojak-verify-G8NBE6pJGL/data/09fb46a1c/9044c80d231149ca92794050cfb45771 [2023-11-19 03:31:12,885 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:31:12,886 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:31:12,888 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:31:12,888 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:31:12,894 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:31:12,895 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:31:12" (1/1) ... [2023-11-19 03:31:12,896 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@636b16fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:12, skipping insertion in model container [2023-11-19 03:31:12,896 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:31:12" (1/1) ... [2023-11-19 03:31:12,996 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:31:13,759 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:31:13,771 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:31:13,900 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:31:13,958 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:31:13,966 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:31:13,967 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:13 WrapperNode [2023-11-19 03:31:13,967 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:31:13,968 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:31:13,968 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:31:13,968 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:31:13,976 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:13" (1/1) ... [2023-11-19 03:31:14,012 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:13" (1/1) ... [2023-11-19 03:31:14,096 INFO L138 Inliner]: procedures = 177, calls = 338, calls flagged for inlining = 13, calls inlined = 17, statements flattened = 1596 [2023-11-19 03:31:14,097 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:31:14,097 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:31:14,097 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:31:14,098 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:31:14,107 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:13" (1/1) ... [2023-11-19 03:31:14,107 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:13" (1/1) ... [2023-11-19 03:31:14,124 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:13" (1/1) ... [2023-11-19 03:31:14,124 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:13" (1/1) ... [2023-11-19 03:31:14,234 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:13" (1/1) ... [2023-11-19 03:31:14,266 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:13" (1/1) ... [2023-11-19 03:31:14,280 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:13" (1/1) ... [2023-11-19 03:31:14,290 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:13" (1/1) ... [2023-11-19 03:31:14,308 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:31:14,310 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:31:14,311 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:31:14,311 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:31:14,312 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:13" (1/1) ... [2023-11-19 03:31:14,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:31:14,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5214a0-feee-410c-a804-9f02761a32d8/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:31:14,353 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5214a0-feee-410c-a804-9f02761a32d8/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:31:14,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5214a0-feee-410c-a804-9f02761a32d8/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:31:14,394 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:31:14,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:31:14,395 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:31:14,395 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:31:14,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:31:14,395 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:31:14,396 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 03:31:14,396 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:31:14,396 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:31:14,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:31:14,396 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:31:14,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:31:14,661 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:31:14,663 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:31:17,250 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:31:19,143 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:31:19,144 INFO L302 CfgBuilder]: Removed 72 assume(true) statements. [2023-11-19 03:31:19,154 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:31:19 BoogieIcfgContainer [2023-11-19 03:31:19,155 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:31:19,155 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:31:19,156 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:31:19,165 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:31:19,166 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:31:19" (1/1) ... [2023-11-19 03:31:19,175 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:31:19,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:19,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 1172 states and 1324 transitions. [2023-11-19 03:31:19,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 1324 transitions. [2023-11-19 03:31:19,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 03:31:19,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:19,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:19,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:19,456 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 03:31:19,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:19,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1323 states to 1171 states and 1323 transitions. [2023-11-19 03:31:19,487 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 1323 transitions. [2023-11-19 03:31:19,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 03:31:19,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:19,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:19,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:19,660 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 03:31:19,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:19,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1322 states to 1170 states and 1322 transitions. [2023-11-19 03:31:19,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1322 transitions. [2023-11-19 03:31:19,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:31:19,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:19,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:19,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:19,780 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 03:31:19,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:19,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 1169 states and 1320 transitions. [2023-11-19 03:31:19,803 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 1320 transitions. [2023-11-19 03:31:19,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:31:19,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:19,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:19,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:19,932 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 03:31:20,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:20,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1319 states to 1168 states and 1319 transitions. [2023-11-19 03:31:20,077 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 1319 transitions. [2023-11-19 03:31:20,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:31:20,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:20,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:20,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:20,167 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 03:31:20,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:20,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1318 states to 1167 states and 1318 transitions. [2023-11-19 03:31:20,191 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 1318 transitions. [2023-11-19 03:31:20,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:31:20,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:20,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:20,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:20,303 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 03:31:20,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:20,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1323 states to 1170 states and 1323 transitions. [2023-11-19 03:31:20,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1323 transitions. [2023-11-19 03:31:20,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:31:20,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:20,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:20,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:20,476 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 03:31:20,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:20,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1322 states to 1169 states and 1322 transitions. [2023-11-19 03:31:20,496 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 1322 transitions. [2023-11-19 03:31:20,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:31:20,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:20,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:20,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:20,563 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 03:31:20,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:20,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1323 states to 1170 states and 1323 transitions. [2023-11-19 03:31:20,592 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1323 transitions. [2023-11-19 03:31:20,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:31:20,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:20,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:20,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:20,671 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 03:31:20,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:20,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1325 states to 1171 states and 1325 transitions. [2023-11-19 03:31:20,799 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 1325 transitions. [2023-11-19 03:31:20,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:31:20,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:20,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:20,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:20,930 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 03:31:21,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:21,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1327 states to 1172 states and 1327 transitions. [2023-11-19 03:31:21,192 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 1327 transitions. [2023-11-19 03:31:21,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:31:21,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:21,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:21,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:21,225 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 03:31:21,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:21,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1325 states to 1171 states and 1325 transitions. [2023-11-19 03:31:21,254 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 1325 transitions. [2023-11-19 03:31:21,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:31:21,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:21,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:21,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:21,310 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 03:31:21,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:21,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 1170 states and 1324 transitions. [2023-11-19 03:31:21,345 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1324 transitions. [2023-11-19 03:31:21,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:31:21,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:21,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:21,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:21,397 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 03:31:21,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:21,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 1171 states and 1326 transitions. [2023-11-19 03:31:21,574 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 1326 transitions. [2023-11-19 03:31:21,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:31:21,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:21,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:21,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:21,605 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 03:31:21,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:21,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1327 states to 1172 states and 1327 transitions. [2023-11-19 03:31:21,828 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 1327 transitions. [2023-11-19 03:31:21,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:31:21,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:21,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:21,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:21,857 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 03:31:21,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:21,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 1171 states and 1326 transitions. [2023-11-19 03:31:21,877 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 1326 transitions. [2023-11-19 03:31:21,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:31:21,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:21,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:21,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:21,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:31:21,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:21,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1325 states to 1170 states and 1325 transitions. [2023-11-19 03:31:21,939 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1325 transitions. [2023-11-19 03:31:21,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:31:21,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:21,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:21,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:21,968 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 03:31:22,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:22,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 1169 states and 1324 transitions. [2023-11-19 03:31:22,129 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 1324 transitions. [2023-11-19 03:31:22,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:31:22,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:22,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:22,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:22,242 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 03:31:22,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:22,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1329 states to 1173 states and 1329 transitions. [2023-11-19 03:31:22,958 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 1329 transitions. [2023-11-19 03:31:22,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:31:22,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:22,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:22,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:23,072 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 03:31:23,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:23,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 1175 states and 1332 transitions. [2023-11-19 03:31:23,477 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 1332 transitions. [2023-11-19 03:31:23,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:31:23,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:23,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:23,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:23,572 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:31:23,579 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:23,588 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 03:31:23,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:23,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 1175 states and 1330 transitions. [2023-11-19 03:31:23,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 1330 transitions. [2023-11-19 03:31:23,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:31:23,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:23,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:23,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:23,692 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:31:23,695 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:23,700 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 03:31:23,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:23,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 1175 states and 1326 transitions. [2023-11-19 03:31:23,716 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 1326 transitions. [2023-11-19 03:31:23,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:31:23,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:23,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:23,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:23,797 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:31:23,799 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:23,805 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 03:31:23,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:23,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 1175 states and 1324 transitions. [2023-11-19 03:31:23,818 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 1324 transitions. [2023-11-19 03:31:23,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:31:23,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:23,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:23,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:23,908 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:31:23,912 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:23,975 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 03:31:24,045 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 03:31:24,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:24,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 1177 states and 1328 transitions. [2023-11-19 03:31:24,120 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 1328 transitions. [2023-11-19 03:31:24,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:31:24,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:24,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:24,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:24,206 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:31:24,210 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:24,232 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 03:31:24,364 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 03:31:24,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:24,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 1182 states and 1336 transitions. [2023-11-19 03:31:24,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 1336 transitions. [2023-11-19 03:31:24,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:31:24,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:24,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:24,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:24,788 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:24,792 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:24,934 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 03:31:25,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:25,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1342 states to 1184 states and 1342 transitions. [2023-11-19 03:31:25,301 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 1342 transitions. [2023-11-19 03:31:25,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:31:25,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:25,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:25,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:25,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:25,416 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:25,422 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 03:31:25,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:25,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1341 states to 1183 states and 1341 transitions. [2023-11-19 03:31:25,447 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 1341 transitions. [2023-11-19 03:31:25,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:31:25,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:25,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:25,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:25,545 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:31:25,549 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:25,558 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 03:31:25,715 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 03:31:25,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:25,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1342 states to 1184 states and 1342 transitions. [2023-11-19 03:31:25,878 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 1342 transitions. [2023-11-19 03:31:25,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:31:25,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:25,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:25,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:25,966 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:25,969 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:25,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:31:26,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:26,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1341 states to 1183 states and 1341 transitions. [2023-11-19 03:31:26,003 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 1341 transitions. [2023-11-19 03:31:26,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:31:26,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:26,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:26,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:26,107 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:31:26,119 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:26,134 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 03:31:26,246 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 03:31:26,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:26,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1343 states to 1184 states and 1343 transitions. [2023-11-19 03:31:26,575 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 1343 transitions. [2023-11-19 03:31:26,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:31:26,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:26,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:26,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:26,697 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:31:26,699 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:26,764 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 03:31:26,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:26,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1349 states to 1187 states and 1349 transitions. [2023-11-19 03:31:26,958 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 1349 transitions. [2023-11-19 03:31:26,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:31:26,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:26,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:27,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:27,043 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:27,045 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:27,051 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 03:31:27,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:27,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1348 states to 1186 states and 1348 transitions. [2023-11-19 03:31:27,073 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 1348 transitions. [2023-11-19 03:31:27,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:31:27,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:27,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:27,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:27,152 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:31:27,155 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:27,164 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 03:31:27,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:31:27,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:27,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1350 states to 1187 states and 1350 transitions. [2023-11-19 03:31:27,627 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 1350 transitions. [2023-11-19 03:31:27,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:31:27,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:27,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:27,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:27,710 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:27,712 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:27,720 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 03:31:27,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:27,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1349 states to 1186 states and 1349 transitions. [2023-11-19 03:31:27,742 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 1349 transitions. [2023-11-19 03:31:27,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:31:27,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:27,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:27,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:27,836 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:31:27,842 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:27,854 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 03:31:27,991 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 03:31:28,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:28,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1351 states to 1187 states and 1351 transitions. [2023-11-19 03:31:28,356 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 1351 transitions. [2023-11-19 03:31:28,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:31:28,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:28,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:28,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:28,442 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:31:28,444 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:28,456 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 03:31:28,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:28,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1355 states to 1190 states and 1355 transitions. [2023-11-19 03:31:28,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 1355 transitions. [2023-11-19 03:31:28,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:31:28,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:28,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:28,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:28,664 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:28,672 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:28,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:31:28,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:28,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1354 states to 1189 states and 1354 transitions. [2023-11-19 03:31:28,716 INFO L276 IsEmpty]: Start isEmpty. Operand 1189 states and 1354 transitions. [2023-11-19 03:31:28,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:31:28,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:28,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:28,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:28,830 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:31:28,833 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:28,845 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 03:31:28,986 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 03:31:29,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:29,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 1190 states and 1356 transitions. [2023-11-19 03:31:29,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 1356 transitions. [2023-11-19 03:31:29,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:31:29,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:29,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:29,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:29,486 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:29,488 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:29,498 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 03:31:29,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:29,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1355 states to 1189 states and 1355 transitions. [2023-11-19 03:31:29,522 INFO L276 IsEmpty]: Start isEmpty. Operand 1189 states and 1355 transitions. [2023-11-19 03:31:29,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:31:29,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:29,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:29,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:29,610 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:31:29,612 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:29,621 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 03:31:29,776 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 03:31:30,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:30,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1357 states to 1190 states and 1357 transitions. [2023-11-19 03:31:30,163 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 1357 transitions. [2023-11-19 03:31:30,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:31:30,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:30,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:30,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:30,256 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:31:30,258 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:30,276 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 03:31:30,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:30,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1361 states to 1193 states and 1361 transitions. [2023-11-19 03:31:30,309 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 1361 transitions. [2023-11-19 03:31:30,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:31:30,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:30,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:30,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:30,393 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:30,395 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:30,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:31:30,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:30,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1360 states to 1192 states and 1360 transitions. [2023-11-19 03:31:30,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 1360 transitions. [2023-11-19 03:31:30,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:31:30,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:30,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:30,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:30,523 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:31:30,527 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:30,536 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 03:31:30,668 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 03:31:31,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:31,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1362 states to 1193 states and 1362 transitions. [2023-11-19 03:31:31,134 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 1362 transitions. [2023-11-19 03:31:31,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:31:31,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:31,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:31,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:31,219 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:31,221 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:31,238 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 03:31:31,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:31,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1361 states to 1192 states and 1361 transitions. [2023-11-19 03:31:31,265 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 1361 transitions. [2023-11-19 03:31:31,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:31:31,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:31,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:31,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:31,350 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:31:31,366 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:31,374 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:31:31,513 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 03:31:31,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:31,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363 states to 1193 states and 1363 transitions. [2023-11-19 03:31:31,948 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 1363 transitions. [2023-11-19 03:31:31,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:31:31,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:31,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:32,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:32,025 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:31:32,028 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:32,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:31:32,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:32,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1367 states to 1196 states and 1367 transitions. [2023-11-19 03:31:32,076 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 1367 transitions. [2023-11-19 03:31:32,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:31:32,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:32,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:32,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:32,167 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:32,169 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:32,182 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 03:31:32,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:32,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 1195 states and 1366 transitions. [2023-11-19 03:31:32,203 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 1366 transitions. [2023-11-19 03:31:32,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:31:32,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:32,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:32,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:32,285 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:31:32,288 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:32,293 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 03:31:32,470 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 03:31:32,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:32,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1368 states to 1196 states and 1368 transitions. [2023-11-19 03:31:32,920 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 1368 transitions. [2023-11-19 03:31:32,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:31:32,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:32,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:33,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:33,006 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:33,008 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:33,022 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 03:31:33,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:33,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1367 states to 1195 states and 1367 transitions. [2023-11-19 03:31:33,043 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 1367 transitions. [2023-11-19 03:31:33,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:31:33,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:33,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:33,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:33,125 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:31:33,127 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:33,134 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 03:31:33,311 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 03:31:33,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:33,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1369 states to 1196 states and 1369 transitions. [2023-11-19 03:31:33,749 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 1369 transitions. [2023-11-19 03:31:33,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:31:33,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:33,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:33,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:33,823 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:31:33,825 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:33,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:31:33,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:33,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1373 states to 1199 states and 1373 transitions. [2023-11-19 03:31:33,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 1373 transitions. [2023-11-19 03:31:33,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:31:33,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:33,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:33,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:33,981 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:33,984 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:34,004 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 03:31:34,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:34,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1372 states to 1198 states and 1372 transitions. [2023-11-19 03:31:34,044 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 1372 transitions. [2023-11-19 03:31:34,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:31:34,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:34,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:34,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:34,137 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:31:34,140 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:34,146 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 03:31:34,323 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 03:31:34,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:34,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1374 states to 1199 states and 1374 transitions. [2023-11-19 03:31:34,772 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 1374 transitions. [2023-11-19 03:31:34,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:31:34,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:34,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:34,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:34,860 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:31:34,862 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:34,882 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 03:31:34,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:34,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 1202 states and 1378 transitions. [2023-11-19 03:31:34,973 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 1378 transitions. [2023-11-19 03:31:34,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:31:34,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:34,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:35,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:35,051 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:31:35,056 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:35,062 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 03:31:35,095 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 03:31:35,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:35,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1396 states to 1218 states and 1396 transitions. [2023-11-19 03:31:35,638 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 1396 transitions. [2023-11-19 03:31:35,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:31:35,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:35,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:35,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:35,773 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:31:35,775 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:35,795 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 03:31:35,908 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 03:31:36,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:36,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1421 states to 1234 states and 1421 transitions. [2023-11-19 03:31:36,572 INFO L276 IsEmpty]: Start isEmpty. Operand 1234 states and 1421 transitions. [2023-11-19 03:31:36,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:31:36,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:36,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:36,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:36,667 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:31:36,668 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:36,670 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 03:31:46,127 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 9.45s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:31:46,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:46,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 1234 states and 1419 transitions. [2023-11-19 03:31:46,139 INFO L276 IsEmpty]: Start isEmpty. Operand 1234 states and 1419 transitions. [2023-11-19 03:31:46,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:31:46,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:46,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:46,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:46,267 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 03:31:46,269 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:46,275 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:31:46,494 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:31:58,962 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []