./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test4-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7150cf51-6cb6-4871-91a4-57d2687dfc60/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7150cf51-6cb6-4871-91a4-57d2687dfc60/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_7150cf51-6cb6-4871-91a4-57d2687dfc60/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7150cf51-6cb6-4871-91a4-57d2687dfc60/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test4-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7150cf51-6cb6-4871-91a4-57d2687dfc60/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_7150cf51-6cb6-4871-91a4-57d2687dfc60/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 6fff6eb11b5ece9f2655331435003a1af77ee5ac869f244677acc531eb435a19 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:59:02,547 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:59:02,690 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7150cf51-6cb6-4871-91a4-57d2687dfc60/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:59:02,696 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:59:02,697 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:59:02,724 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:59:02,725 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:59:02,726 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:59:02,727 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:59:02,728 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:59:02,729 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:59:02,730 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:59:02,730 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:59:02,731 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:59:02,732 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:59:02,733 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:59:02,733 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:59:02,734 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:59:02,735 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:59:02,735 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:59:02,736 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:59:02,745 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:59:02,745 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:59:02,748 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:59:02,748 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:59:02,749 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:59:02,749 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:59:02,750 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:59:02,751 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:59:02,751 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_7150cf51-6cb6-4871-91a4-57d2687dfc60/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7150cf51-6cb6-4871-91a4-57d2687dfc60/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6fff6eb11b5ece9f2655331435003a1af77ee5ac869f244677acc531eb435a19 [2023-11-19 03:59:03,103 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:59:03,152 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:59:03,159 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:59:03,161 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:59:03,162 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:59:03,164 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7150cf51-6cb6-4871-91a4-57d2687dfc60/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test4-2.i [2023-11-19 03:59:06,687 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:59:07,182 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:59:07,183 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7150cf51-6cb6-4871-91a4-57d2687dfc60/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test4-2.i [2023-11-19 03:59:07,221 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7150cf51-6cb6-4871-91a4-57d2687dfc60/bin/ukojak-verify-G8NBE6pJGL/data/6b81bb277/664ee1ba20144768b4d4dbfc67b27acf/FLAG4b726c0c7 [2023-11-19 03:59:07,318 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7150cf51-6cb6-4871-91a4-57d2687dfc60/bin/ukojak-verify-G8NBE6pJGL/data/6b81bb277/664ee1ba20144768b4d4dbfc67b27acf [2023-11-19 03:59:07,326 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:59:07,331 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:59:07,336 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:59:07,337 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:59:07,343 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:59:07,345 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:59:07" (1/1) ... [2023-11-19 03:59:07,346 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17ba5618 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:07, skipping insertion in model container [2023-11-19 03:59:07,347 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:59:07" (1/1) ... [2023-11-19 03:59:07,434 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:59:08,375 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:59:08,392 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:59:08,627 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:59:08,706 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:59:08,707 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:08 WrapperNode [2023-11-19 03:59:08,708 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:59:08,710 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:59:08,710 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:59:08,711 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:59:08,721 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:08" (1/1) ... [2023-11-19 03:59:08,799 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:08" (1/1) ... [2023-11-19 03:59:08,925 INFO L138 Inliner]: procedures = 177, calls = 401, calls flagged for inlining = 20, calls inlined = 29, statements flattened = 1768 [2023-11-19 03:59:08,926 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:59:08,927 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:59:08,927 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:59:08,928 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:59:08,941 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:08" (1/1) ... [2023-11-19 03:59:08,942 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:08" (1/1) ... [2023-11-19 03:59:08,957 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:08" (1/1) ... [2023-11-19 03:59:08,958 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:08" (1/1) ... [2023-11-19 03:59:09,048 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:08" (1/1) ... [2023-11-19 03:59:09,098 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:08" (1/1) ... [2023-11-19 03:59:09,112 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:08" (1/1) ... [2023-11-19 03:59:09,133 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:08" (1/1) ... [2023-11-19 03:59:09,170 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:59:09,173 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:59:09,174 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:59:09,175 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:59:09,176 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:08" (1/1) ... [2023-11-19 03:59:09,184 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:59:09,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7150cf51-6cb6-4871-91a4-57d2687dfc60/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:59:09,223 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7150cf51-6cb6-4871-91a4-57d2687dfc60/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:59:09,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7150cf51-6cb6-4871-91a4-57d2687dfc60/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:59:09,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:59:09,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:59:09,284 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:59:09,285 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:59:09,285 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:59:09,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:59:09,286 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:59:09,286 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:59:09,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:59:09,287 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:59:09,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:59:09,703 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:59:09,708 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:59:13,925 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:59:16,260 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:59:16,261 INFO L302 CfgBuilder]: Removed 69 assume(true) statements. [2023-11-19 03:59:16,278 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:59:16 BoogieIcfgContainer [2023-11-19 03:59:16,278 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:59:16,280 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:59:16,280 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:59:16,292 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:59:16,292 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:59:16" (1/1) ... [2023-11-19 03:59:16,307 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:59:16,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:16,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 1377 states and 1539 transitions. [2023-11-19 03:59:16,421 INFO L276 IsEmpty]: Start isEmpty. Operand 1377 states and 1539 transitions. [2023-11-19 03:59:16,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:59:16,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:16,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:16,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:16,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:16,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:16,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 1376 states and 1538 transitions. [2023-11-19 03:59:16,856 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 1538 transitions. [2023-11-19 03:59:16,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:59:16,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:16,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:16,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:17,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:17,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:17,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1537 states to 1375 states and 1537 transitions. [2023-11-19 03:59:17,156 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 1537 transitions. [2023-11-19 03:59:17,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:59:17,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:17,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:17,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:17,205 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 03:59:17,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:17,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1536 states to 1374 states and 1536 transitions. [2023-11-19 03:59:17,234 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 1536 transitions. [2023-11-19 03:59:17,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:59:17,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:17,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:17,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:17,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:17,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:17,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1535 states to 1373 states and 1535 transitions. [2023-11-19 03:59:17,417 INFO L276 IsEmpty]: Start isEmpty. Operand 1373 states and 1535 transitions. [2023-11-19 03:59:17,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:59:17,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:17,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:17,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:17,492 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 03:59:17,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:17,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1537 states to 1374 states and 1537 transitions. [2023-11-19 03:59:17,546 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 1537 transitions. [2023-11-19 03:59:17,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:59:17,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:17,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:17,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:17,732 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:59:17,740 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:17,750 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 03:59:17,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:17,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1531 states to 1374 states and 1531 transitions. [2023-11-19 03:59:17,767 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 1531 transitions. [2023-11-19 03:59:17,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:59:17,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:17,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:17,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:17,867 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:59:17,871 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:17,880 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 03:59:17,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:17,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1529 states to 1374 states and 1529 transitions. [2023-11-19 03:59:17,904 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 1529 transitions. [2023-11-19 03:59:17,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:59:17,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:17,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:18,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:18,013 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:59:18,018 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:18,083 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 03:59:18,122 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 03:59:18,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:18,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1533 states to 1376 states and 1533 transitions. [2023-11-19 03:59:18,192 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 1533 transitions. [2023-11-19 03:59:18,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:59:18,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:18,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:18,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:18,304 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:59:18,309 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:18,333 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 03:59:18,429 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 03:59:18,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:18,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1537 states to 1378 states and 1537 transitions. [2023-11-19 03:59:18,638 INFO L276 IsEmpty]: Start isEmpty. Operand 1378 states and 1537 transitions. [2023-11-19 03:59:18,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:59:18,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:18,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:18,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:18,751 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:59:18,756 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:18,773 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 03:59:18,908 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 03:59:19,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:19,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 1379 states and 1539 transitions. [2023-11-19 03:59:19,013 INFO L276 IsEmpty]: Start isEmpty. Operand 1379 states and 1539 transitions. [2023-11-19 03:59:19,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:59:19,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:19,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:19,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:19,128 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:59:19,132 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:19,139 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 03:59:19,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:19,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 1379 states and 1538 transitions. [2023-11-19 03:59:19,213 INFO L276 IsEmpty]: Start isEmpty. Operand 1379 states and 1538 transitions. [2023-11-19 03:59:19,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:59:19,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:19,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:19,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:19,308 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:59:19,312 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:19,386 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 03:59:19,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:19,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1544 states to 1381 states and 1544 transitions. [2023-11-19 03:59:19,630 INFO L276 IsEmpty]: Start isEmpty. Operand 1381 states and 1544 transitions. [2023-11-19 03:59:19,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:59:19,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:19,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:19,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:19,713 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:59:19,717 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:19,724 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 03:59:19,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:19,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1543 states to 1380 states and 1543 transitions. [2023-11-19 03:59:19,753 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 1543 transitions. [2023-11-19 03:59:19,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:59:19,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:19,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:19,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:19,850 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:59:19,854 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:19,863 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 03:59:19,984 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 03:59:20,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:20,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1545 states to 1381 states and 1545 transitions. [2023-11-19 03:59:20,246 INFO L276 IsEmpty]: Start isEmpty. Operand 1381 states and 1545 transitions. [2023-11-19 03:59:20,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:59:20,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:20,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:20,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:20,395 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:59:20,399 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:20,409 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 03:59:20,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:20,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1544 states to 1380 states and 1544 transitions. [2023-11-19 03:59:20,443 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 1544 transitions. [2023-11-19 03:59:20,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:59:20,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:20,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:20,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:20,538 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:59:20,542 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:20,558 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 03:59:20,674 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 03:59:20,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:20,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1546 states to 1381 states and 1546 transitions. [2023-11-19 03:59:20,957 INFO L276 IsEmpty]: Start isEmpty. Operand 1381 states and 1546 transitions. [2023-11-19 03:59:20,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:59:20,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:20,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:21,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:21,067 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:59:21,075 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:21,146 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 03:59:21,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:21,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 1384 states and 1552 transitions. [2023-11-19 03:59:21,317 INFO L276 IsEmpty]: Start isEmpty. Operand 1384 states and 1552 transitions. [2023-11-19 03:59:21,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:59:21,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:21,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:21,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:21,412 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:59:21,422 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:21,433 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 03:59:21,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:21,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1551 states to 1383 states and 1551 transitions. [2023-11-19 03:59:21,469 INFO L276 IsEmpty]: Start isEmpty. Operand 1383 states and 1551 transitions. [2023-11-19 03:59:21,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:59:21,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:21,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:21,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:21,565 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:59:21,569 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:21,583 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 03:59:21,710 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 03:59:22,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:22,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1553 states to 1384 states and 1553 transitions. [2023-11-19 03:59:22,011 INFO L276 IsEmpty]: Start isEmpty. Operand 1384 states and 1553 transitions. [2023-11-19 03:59:22,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:59:22,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:22,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:22,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:22,121 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:59:22,124 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:22,137 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 03:59:22,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:22,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 1383 states and 1552 transitions. [2023-11-19 03:59:22,181 INFO L276 IsEmpty]: Start isEmpty. Operand 1383 states and 1552 transitions. [2023-11-19 03:59:22,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:59:22,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:22,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:22,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:22,286 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:59:22,289 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:22,304 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 03:59:22,428 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 03:59:22,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:22,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1554 states to 1384 states and 1554 transitions. [2023-11-19 03:59:22,753 INFO L276 IsEmpty]: Start isEmpty. Operand 1384 states and 1554 transitions. [2023-11-19 03:59:22,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:59:22,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:22,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:22,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:22,850 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:59:22,852 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:22,873 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 03:59:22,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:22,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 1387 states and 1558 transitions. [2023-11-19 03:59:22,914 INFO L276 IsEmpty]: Start isEmpty. Operand 1387 states and 1558 transitions. [2023-11-19 03:59:22,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:59:22,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:22,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:23,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:23,025 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:59:23,028 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:23,042 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 03:59:23,187 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 03:59:23,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:23,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1561 states to 1388 states and 1561 transitions. [2023-11-19 03:59:23,350 INFO L276 IsEmpty]: Start isEmpty. Operand 1388 states and 1561 transitions. [2023-11-19 03:59:23,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:59:23,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:23,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:23,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:23,466 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:59:23,469 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:23,485 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 03:59:23,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:23,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 1388 states and 1560 transitions. [2023-11-19 03:59:23,704 INFO L276 IsEmpty]: Start isEmpty. Operand 1388 states and 1560 transitions. [2023-11-19 03:59:23,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:59:23,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:23,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:23,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:23,807 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:59:23,812 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:23,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:23,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:23,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1559 states to 1387 states and 1559 transitions. [2023-11-19 03:59:23,857 INFO L276 IsEmpty]: Start isEmpty. Operand 1387 states and 1559 transitions. [2023-11-19 03:59:23,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:59:23,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:23,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:23,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:23,953 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:59:23,957 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:23,973 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 03:59:24,090 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 03:59:24,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:24,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1561 states to 1388 states and 1561 transitions. [2023-11-19 03:59:24,392 INFO L276 IsEmpty]: Start isEmpty. Operand 1388 states and 1561 transitions. [2023-11-19 03:59:24,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:59:24,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:24,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:24,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:24,474 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:59:24,481 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:24,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:24,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:24,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1565 states to 1391 states and 1565 transitions. [2023-11-19 03:59:24,537 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 1565 transitions. [2023-11-19 03:59:24,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:59:24,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:24,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:24,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:24,631 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:59:24,634 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:24,649 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 03:59:24,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:24,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 1390 states and 1564 transitions. [2023-11-19 03:59:24,674 INFO L276 IsEmpty]: Start isEmpty. Operand 1390 states and 1564 transitions. [2023-11-19 03:59:24,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:59:24,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:24,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:24,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:24,760 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:59:24,763 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:24,772 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 03:59:24,904 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 03:59:25,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:25,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1566 states to 1391 states and 1566 transitions. [2023-11-19 03:59:25,185 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 1566 transitions. [2023-11-19 03:59:25,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:59:25,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:25,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:25,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:25,270 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:59:25,272 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:25,286 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 03:59:25,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:25,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1565 states to 1390 states and 1565 transitions. [2023-11-19 03:59:25,310 INFO L276 IsEmpty]: Start isEmpty. Operand 1390 states and 1565 transitions. [2023-11-19 03:59:25,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:59:25,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:25,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:25,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:25,396 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:59:25,398 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:25,408 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 03:59:25,518 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 03:59:25,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:25,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1567 states to 1391 states and 1567 transitions. [2023-11-19 03:59:25,846 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 1567 transitions. [2023-11-19 03:59:25,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:59:25,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:25,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:25,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:25,928 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:59:25,941 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:25,962 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 03:59:25,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:25,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1571 states to 1394 states and 1571 transitions. [2023-11-19 03:59:25,996 INFO L276 IsEmpty]: Start isEmpty. Operand 1394 states and 1571 transitions. [2023-11-19 03:59:25,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:59:25,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:25,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:26,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:26,081 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:59:26,084 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:26,099 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 03:59:26,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:26,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 1393 states and 1570 transitions. [2023-11-19 03:59:26,122 INFO L276 IsEmpty]: Start isEmpty. Operand 1393 states and 1570 transitions. [2023-11-19 03:59:26,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:59:26,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:26,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:26,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:26,210 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:59:26,215 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:26,226 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 03:59:26,352 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 03:59:26,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:26,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1572 states to 1394 states and 1572 transitions. [2023-11-19 03:59:26,673 INFO L276 IsEmpty]: Start isEmpty. Operand 1394 states and 1572 transitions. [2023-11-19 03:59:26,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:59:26,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:26,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:26,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:26,778 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:59:26,781 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:26,787 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 03:59:26,942 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 03:59:27,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:27,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 1395 states and 1575 transitions. [2023-11-19 03:59:27,055 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 1575 transitions. [2023-11-19 03:59:27,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:59:27,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:27,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:27,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:27,161 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:59:27,164 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:27,188 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 03:59:27,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:27,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1574 states to 1395 states and 1574 transitions. [2023-11-19 03:59:27,442 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 1574 transitions. [2023-11-19 03:59:27,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:59:27,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:27,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:27,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:27,533 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:59:27,535 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:27,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:27,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:27,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 1398 states and 1578 transitions. [2023-11-19 03:59:27,610 INFO L276 IsEmpty]: Start isEmpty. Operand 1398 states and 1578 transitions. [2023-11-19 03:59:27,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:59:27,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:27,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:27,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:27,701 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:59:27,704 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:27,740 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 03:59:27,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:27,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 1401 states and 1582 transitions. [2023-11-19 03:59:27,792 INFO L276 IsEmpty]: Start isEmpty. Operand 1401 states and 1582 transitions. [2023-11-19 03:59:27,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:59:27,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:27,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:27,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:27,946 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:59:27,949 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:27,952 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 03:59:33,373 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.40s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:59:33,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:33,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 1401 states and 1580 transitions. [2023-11-19 03:59:33,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1401 states and 1580 transitions. [2023-11-19 03:59:33,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:59:33,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:33,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:33,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:33,506 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:59:33,510 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:33,515 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 03:59:33,564 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 03:59:34,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:34,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1598 states to 1417 states and 1598 transitions. [2023-11-19 03:59:34,088 INFO L276 IsEmpty]: Start isEmpty. Operand 1417 states and 1598 transitions. [2023-11-19 03:59:34,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:59:34,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:34,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:34,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:34,190 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:59:34,195 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:34,207 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 03:59:34,324 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 03:59:34,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:34,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1623 states to 1433 states and 1623 transitions. [2023-11-19 03:59:34,954 INFO L276 IsEmpty]: Start isEmpty. Operand 1433 states and 1623 transitions. [2023-11-19 03:59:34,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:59:34,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:34,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:35,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:35,106 INFO L262 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 03:59:35,109 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:35,121 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 03:59:35,314 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 03:59:47,104 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 03:59:57,116 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 []