./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test4-1.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_0fa3844b-aad0-41a5-929d-065b968fb192/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fa3844b-aad0-41a5-929d-065b968fb192/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_0fa3844b-aad0-41a5-929d-065b968fb192/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fa3844b-aad0-41a5-929d-065b968fb192/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test4-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fa3844b-aad0-41a5-929d-065b968fb192/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_0fa3844b-aad0-41a5-929d-065b968fb192/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 8d4416b38cd75f122474354d64a020f92e3751959548582c6308a6e879679f77 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:01:01,717 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:01:01,855 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fa3844b-aad0-41a5-929d-065b968fb192/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 04:01:01,860 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:01:01,861 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:01:01,883 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:01:01,885 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:01:01,885 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:01:01,886 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:01:01,886 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:01:01,887 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:01:01,888 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:01:01,888 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:01:01,889 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 04:01:01,889 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 04:01:01,890 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 04:01:01,891 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:01:01,891 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:01:01,892 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:01:01,892 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:01:01,893 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:01:01,894 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:01:01,894 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:01:01,895 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:01:01,895 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:01:01,896 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:01:01,897 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:01:01,897 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:01:01,898 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:01:01,898 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_0fa3844b-aad0-41a5-929d-065b968fb192/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fa3844b-aad0-41a5-929d-065b968fb192/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d4416b38cd75f122474354d64a020f92e3751959548582c6308a6e879679f77 [2023-11-19 04:01:02,234 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:01:02,269 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:01:02,272 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:01:02,274 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:01:02,277 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:01:02,279 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fa3844b-aad0-41a5-929d-065b968fb192/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test4-1.i [2023-11-19 04:01:05,363 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:01:05,827 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:01:05,827 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fa3844b-aad0-41a5-929d-065b968fb192/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test4-1.i [2023-11-19 04:01:05,849 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fa3844b-aad0-41a5-929d-065b968fb192/bin/ukojak-verify-G8NBE6pJGL/data/3a3426493/5bf6fd86012f4def8176b94375815ee5/FLAGa2d462524 [2023-11-19 04:01:05,870 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fa3844b-aad0-41a5-929d-065b968fb192/bin/ukojak-verify-G8NBE6pJGL/data/3a3426493/5bf6fd86012f4def8176b94375815ee5 [2023-11-19 04:01:05,877 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:01:05,879 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:01:05,883 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:01:05,884 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:01:05,889 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:01:05,890 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:01:05" (1/1) ... [2023-11-19 04:01:05,891 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4343c61f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:05, skipping insertion in model container [2023-11-19 04:01:05,891 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:01:05" (1/1) ... [2023-11-19 04:01:05,967 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:01:06,501 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:01:06,530 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:01:06,705 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:01:06,823 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:01:06,823 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:06 WrapperNode [2023-11-19 04:01:06,823 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:01:06,824 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:01:06,825 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:01:06,825 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:01:06,833 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:06" (1/1) ... [2023-11-19 04:01:06,893 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:06" (1/1) ... [2023-11-19 04:01:06,978 INFO L138 Inliner]: procedures = 177, calls = 350, calls flagged for inlining = 20, calls inlined = 29, statements flattened = 1594 [2023-11-19 04:01:06,979 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:01:06,980 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:01:06,980 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:01:06,980 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:01:06,990 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:06" (1/1) ... [2023-11-19 04:01:06,990 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:06" (1/1) ... [2023-11-19 04:01:07,021 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:06" (1/1) ... [2023-11-19 04:01:07,021 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:06" (1/1) ... [2023-11-19 04:01:07,124 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:06" (1/1) ... [2023-11-19 04:01:07,154 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:06" (1/1) ... [2023-11-19 04:01:07,161 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:06" (1/1) ... [2023-11-19 04:01:07,172 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:06" (1/1) ... [2023-11-19 04:01:07,201 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:01:07,203 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:01:07,204 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:01:07,209 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:01:07,210 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:06" (1/1) ... [2023-11-19 04:01:07,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:01:07,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fa3844b-aad0-41a5-929d-065b968fb192/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:01:07,250 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fa3844b-aad0-41a5-929d-065b968fb192/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:01:07,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fa3844b-aad0-41a5-929d-065b968fb192/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:01:07,308 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:01:07,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:01:07,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:01:07,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:01:07,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:01:07,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 04:01:07,310 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 04:01:07,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:01:07,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:01:07,311 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:01:07,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:01:07,603 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:01:07,605 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:01:10,469 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:01:12,495 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:01:12,496 INFO L302 CfgBuilder]: Removed 60 assume(true) statements. [2023-11-19 04:01:12,514 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:01:12 BoogieIcfgContainer [2023-11-19 04:01:12,515 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:01:12,517 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:01:12,517 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:01:12,528 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:01:12,529 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:01:12" (1/1) ... [2023-11-19 04:01:12,543 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:01:12,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:12,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1338 states to 1195 states and 1338 transitions. [2023-11-19 04:01:12,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 1338 transitions. [2023-11-19 04:01:12,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 04:01:12,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:12,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:12,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:12,900 INFO 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 04:01:12,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:12,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1337 states to 1194 states and 1337 transitions. [2023-11-19 04:01:12,938 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 1337 transitions. [2023-11-19 04:01:12,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 04:01:12,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:12,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:12,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:13,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:01:13,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:13,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 1193 states and 1336 transitions. [2023-11-19 04:01:13,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 1336 transitions. [2023-11-19 04:01:13,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 04:01:13,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:13,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:13,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:13,217 INFO 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 04:01:13,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:13,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1335 states to 1192 states and 1335 transitions. [2023-11-19 04:01:13,244 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 1335 transitions. [2023-11-19 04:01:13,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 04:01:13,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:13,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:13,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:13,400 INFO 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 04:01:13,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:13,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1334 states to 1191 states and 1334 transitions. [2023-11-19 04:01:13,525 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 1334 transitions. [2023-11-19 04:01:13,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 04:01:13,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:13,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:13,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:13,558 INFO 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 04:01:13,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:13,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 1192 states and 1336 transitions. [2023-11-19 04:01:13,594 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 1336 transitions. [2023-11-19 04:01:13,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:01:13,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:13,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:13,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:13,671 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:01:13,677 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:01:13,684 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 04:01:13,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:13,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 1192 states and 1330 transitions. [2023-11-19 04:01:13,696 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 1330 transitions. [2023-11-19 04:01:13,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:01:13,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:13,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:13,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:13,773 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:01:13,776 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:01:13,778 INFO 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 04:01:13,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:13,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 1192 states and 1328 transitions. [2023-11-19 04:01:13,790 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 1328 transitions. [2023-11-19 04:01:13,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:01:13,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:13,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:13,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:13,862 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:01:13,865 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:01:13,908 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 04:01:13,936 INFO 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 04:01:13,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:13,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 1194 states and 1332 transitions. [2023-11-19 04:01:13,985 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 1332 transitions. [2023-11-19 04:01:13,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:01:13,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:13,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:14,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:14,100 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 04:01:14,103 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:01:14,125 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 04:01:14,191 INFO 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 04:01:14,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:14,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 1196 states and 1336 transitions. [2023-11-19 04:01:14,339 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 1336 transitions. [2023-11-19 04:01:14,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 04:01:14,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:14,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:14,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:14,419 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:01:14,423 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:01:14,437 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 04:01:14,552 INFO 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 04:01:14,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:14,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1338 states to 1197 states and 1338 transitions. [2023-11-19 04:01:14,645 INFO L276 IsEmpty]: Start isEmpty. Operand 1197 states and 1338 transitions. [2023-11-19 04:01:14,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 04:01:14,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:14,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:14,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:14,731 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:01:14,734 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:01:14,740 INFO 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 04:01:14,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:14,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1337 states to 1197 states and 1337 transitions. [2023-11-19 04:01:14,810 INFO L276 IsEmpty]: Start isEmpty. Operand 1197 states and 1337 transitions. [2023-11-19 04:01:14,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 04:01:14,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:14,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:14,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:14,908 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:01:14,911 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:01:14,982 INFO 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 04:01:15,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:15,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1343 states to 1199 states and 1343 transitions. [2023-11-19 04:01:15,217 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 1343 transitions. [2023-11-19 04:01:15,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:01:15,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:15,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:15,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:15,296 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:01:15,299 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:01:15,310 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 04:01:15,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:15,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1342 states to 1198 states and 1342 transitions. [2023-11-19 04:01:15,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 1342 transitions. [2023-11-19 04:01:15,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:01:15,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:15,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:15,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:15,421 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:01:15,424 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:01:15,449 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 04:01:15,543 INFO 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 04:01:15,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:15,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1344 states to 1199 states and 1344 transitions. [2023-11-19 04:01:15,804 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 1344 transitions. [2023-11-19 04:01:15,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:01:15,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:15,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:15,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:15,889 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:01:15,897 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:01:15,907 INFO 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 04:01:15,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:15,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1343 states to 1198 states and 1343 transitions. [2023-11-19 04:01:15,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 1343 transitions. [2023-11-19 04:01:15,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:01:15,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:15,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:16,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:16,027 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:01:16,030 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:01:16,043 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 04:01:16,144 INFO 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 04:01:16,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:16,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1345 states to 1199 states and 1345 transitions. [2023-11-19 04:01:16,410 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 1345 transitions. [2023-11-19 04:01:16,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:01:16,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:16,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:16,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:16,488 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:01:16,491 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:01:16,541 INFO 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 04:01:16,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:16,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1351 states to 1202 states and 1351 transitions. [2023-11-19 04:01:16,703 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 1351 transitions. [2023-11-19 04:01:16,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:01:16,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:16,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:16,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:16,789 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:01:16,792 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:01:16,803 INFO 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 04:01:16,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:16,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1350 states to 1201 states and 1350 transitions. [2023-11-19 04:01:16,831 INFO L276 IsEmpty]: Start isEmpty. Operand 1201 states and 1350 transitions. [2023-11-19 04:01:16,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:01:16,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:16,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:16,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:16,909 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:01:16,912 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:01:16,920 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 04:01:17,021 INFO 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 04:01:17,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:17,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1352 states to 1202 states and 1352 transitions. [2023-11-19 04:01:17,264 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 1352 transitions. [2023-11-19 04:01:17,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:01:17,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:17,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:17,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:17,343 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:01:17,346 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:01:17,357 INFO 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 04:01:17,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:17,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1351 states to 1201 states and 1351 transitions. [2023-11-19 04:01:17,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1201 states and 1351 transitions. [2023-11-19 04:01:17,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:01:17,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:17,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:17,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:17,464 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:01:17,467 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:01:17,476 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 04:01:17,599 INFO 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 04:01:17,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:17,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 1202 states and 1353 transitions. [2023-11-19 04:01:17,920 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 1353 transitions. [2023-11-19 04:01:17,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:01:17,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:17,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:17,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:17,996 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:01:17,998 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:01:18,012 INFO 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 04:01:18,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:18,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1357 states to 1205 states and 1357 transitions. [2023-11-19 04:01:18,049 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 1357 transitions. [2023-11-19 04:01:18,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:01:18,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:18,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:18,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:18,131 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:01:18,134 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:01:18,145 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 04:01:18,262 INFO 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 04:01:18,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:18,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1360 states to 1206 states and 1360 transitions. [2023-11-19 04:01:18,379 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 1360 transitions. [2023-11-19 04:01:18,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:01:18,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:18,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:18,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:18,461 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:01:18,463 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:01:18,475 INFO 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 04:01:18,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:18,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1359 states to 1206 states and 1359 transitions. [2023-11-19 04:01:18,675 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 1359 transitions. [2023-11-19 04:01:18,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:01:18,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:18,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:18,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:18,772 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:01:18,777 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:01:18,792 INFO 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 04:01:18,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:18,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1358 states to 1205 states and 1358 transitions. [2023-11-19 04:01:18,821 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 1358 transitions. [2023-11-19 04:01:18,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:01:18,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:18,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:18,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:18,906 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:01:18,909 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:01:18,921 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 04:01:19,030 INFO 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 04:01:19,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:19,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1360 states to 1206 states and 1360 transitions. [2023-11-19 04:01:19,313 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 1360 transitions. [2023-11-19 04:01:19,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:01:19,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:19,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:19,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:19,385 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:01:19,387 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:01:19,412 INFO 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 04:01:19,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:19,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 1209 states and 1364 transitions. [2023-11-19 04:01:19,456 INFO L276 IsEmpty]: Start isEmpty. Operand 1209 states and 1364 transitions. [2023-11-19 04:01:19,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:01:19,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:19,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:19,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:19,533 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:01:19,536 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:01:19,553 INFO 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 04:01:19,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:19,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363 states to 1208 states and 1363 transitions. [2023-11-19 04:01:19,576 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 1363 transitions. [2023-11-19 04:01:19,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:01:19,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:19,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:19,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:19,652 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:01:19,655 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:01:19,669 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 04:01:19,839 INFO 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 04:01:20,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:20,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 1209 states and 1365 transitions. [2023-11-19 04:01:20,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1209 states and 1365 transitions. [2023-11-19 04:01:20,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:01:20,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:20,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:20,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:20,225 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:01:20,227 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:01:20,243 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 04:01:20,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:20,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 1208 states and 1364 transitions. [2023-11-19 04:01:20,268 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 1364 transitions. [2023-11-19 04:01:20,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:01:20,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:20,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:20,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:20,345 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:01:20,348 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:01:20,357 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 04:01:20,487 INFO 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 04:01:20,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:20,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 1209 states and 1366 transitions. [2023-11-19 04:01:20,767 INFO L276 IsEmpty]: Start isEmpty. Operand 1209 states and 1366 transitions. [2023-11-19 04:01:20,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:01:20,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:20,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:20,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:20,834 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:01:20,848 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:01:20,864 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 04:01:20,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:20,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1370 states to 1212 states and 1370 transitions. [2023-11-19 04:01:20,896 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 1370 transitions. [2023-11-19 04:01:20,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:01:20,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:20,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:20,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:20,971 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:01:20,973 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:01:20,988 INFO 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 04:01:21,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:21,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1369 states to 1211 states and 1369 transitions. [2023-11-19 04:01:21,009 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 1369 transitions. [2023-11-19 04:01:21,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:01:21,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:21,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:21,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:21,087 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:01:21,089 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:01:21,097 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 04:01:21,214 INFO 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 04:01:21,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:21,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1371 states to 1212 states and 1371 transitions. [2023-11-19 04:01:21,509 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 1371 transitions. [2023-11-19 04:01:21,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:01:21,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:21,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:21,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:21,596 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:01:21,599 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:01:21,607 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 04:01:21,780 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 04:01:21,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:21,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1374 states to 1213 states and 1374 transitions. [2023-11-19 04:01:21,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 1374 transitions. [2023-11-19 04:01:21,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:01:21,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:21,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:21,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:21,954 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:01:21,956 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:01:21,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:01:22,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:22,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1373 states to 1213 states and 1373 transitions. [2023-11-19 04:01:22,197 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 1373 transitions. [2023-11-19 04:01:22,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:01:22,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:22,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:22,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:22,264 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:01:22,266 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:01:22,287 INFO 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 04:01:22,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:22,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1377 states to 1216 states and 1377 transitions. [2023-11-19 04:01:22,319 INFO L276 IsEmpty]: Start isEmpty. Operand 1216 states and 1377 transitions. [2023-11-19 04:01:22,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 04:01:22,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:22,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:22,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:22,383 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:01:22,385 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:01:22,406 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 04:01:22,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:22,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1381 states to 1219 states and 1381 transitions. [2023-11-19 04:01:22,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 1381 transitions. [2023-11-19 04:01:22,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 04:01:22,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:22,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:22,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:22,526 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:01:22,528 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:01:22,530 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 04:01:23,765 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:01:23,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:23,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1379 states to 1219 states and 1379 transitions. [2023-11-19 04:01:23,777 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 1379 transitions. [2023-11-19 04:01:23,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 04:01:23,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:23,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:23,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:23,847 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:01:23,850 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:01:23,855 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-19 04:01:23,892 INFO 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 04:01:24,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:24,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1397 states to 1235 states and 1397 transitions. [2023-11-19 04:01:24,312 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 1397 transitions. [2023-11-19 04:01:24,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 04:01:24,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:24,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:24,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:24,412 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 04:01:24,415 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:01:24,423 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 04:01:24,510 INFO 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 04:01:25,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:25,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1422 states to 1251 states and 1422 transitions. [2023-11-19 04:01:25,066 INFO L276 IsEmpty]: Start isEmpty. Operand 1251 states and 1422 transitions. [2023-11-19 04:01:25,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:01:25,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:25,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:25,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:25,195 INFO L262 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:01:25,198 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:01:25,232 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 04:01:35,259 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:01:45,269 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:01:55,280 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []