./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test8-2.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_26e0951e-d203-4546-99c8-3a091279490e/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e0951e-d203-4546-99c8-3a091279490e/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_26e0951e-d203-4546-99c8-3a091279490e/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e0951e-d203-4546-99c8-3a091279490e/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test8-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e0951e-d203-4546-99c8-3a091279490e/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_26e0951e-d203-4546-99c8-3a091279490e/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 3011b5baaaedb6c621e2913d841379eae3b8a9da7212e43b784fc8c1004eda96 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:02:47,772 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:02:47,902 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e0951e-d203-4546-99c8-3a091279490e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 04:02:47,913 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:02:47,914 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:02:47,958 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:02:47,960 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:02:47,960 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:02:47,961 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:02:47,966 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:02:47,967 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:02:47,968 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:02:47,968 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:02:47,970 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 04:02:47,971 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 04:02:47,971 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 04:02:47,972 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:02:47,972 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:02:47,972 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:02:47,973 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:02:47,974 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:02:47,974 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:02:47,975 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:02:47,976 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:02:47,976 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:02:47,977 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:02:47,977 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:02:47,978 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:02:47,978 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:02:47,978 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_26e0951e-d203-4546-99c8-3a091279490e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e0951e-d203-4546-99c8-3a091279490e/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3011b5baaaedb6c621e2913d841379eae3b8a9da7212e43b784fc8c1004eda96 [2023-11-19 04:02:48,325 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:02:48,362 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:02:48,365 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:02:48,367 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:02:48,367 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:02:48,369 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e0951e-d203-4546-99c8-3a091279490e/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test8-2.i [2023-11-19 04:02:51,914 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:02:52,360 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:02:52,366 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e0951e-d203-4546-99c8-3a091279490e/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test8-2.i [2023-11-19 04:02:52,388 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e0951e-d203-4546-99c8-3a091279490e/bin/ukojak-verify-G8NBE6pJGL/data/f55c76c46/219cb0b94a48436b9507aba7481d8027/FLAGe2b6c316a [2023-11-19 04:02:52,406 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e0951e-d203-4546-99c8-3a091279490e/bin/ukojak-verify-G8NBE6pJGL/data/f55c76c46/219cb0b94a48436b9507aba7481d8027 [2023-11-19 04:02:52,409 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:02:52,411 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:02:52,412 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:02:52,412 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:02:52,421 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:02:52,422 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:02:52" (1/1) ... [2023-11-19 04:02:52,424 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b58568e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:52, skipping insertion in model container [2023-11-19 04:02:52,424 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:02:52" (1/1) ... [2023-11-19 04:02:52,507 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:02:53,287 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:02:53,315 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:02:53,478 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:02:53,584 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:02:53,597 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:02:53,598 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:53 WrapperNode [2023-11-19 04:02:53,598 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:02:53,600 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:02:53,600 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:02:53,600 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:02:53,608 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:53" (1/1) ... [2023-11-19 04:02:53,683 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:53" (1/1) ... [2023-11-19 04:02:53,815 INFO L138 Inliner]: procedures = 177, calls = 350, calls flagged for inlining = 24, calls inlined = 68, statements flattened = 1848 [2023-11-19 04:02:53,816 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:02:53,817 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:02:53,817 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:02:53,817 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:02:53,836 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:53" (1/1) ... [2023-11-19 04:02:53,836 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:53" (1/1) ... [2023-11-19 04:02:53,854 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:53" (1/1) ... [2023-11-19 04:02:53,854 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:53" (1/1) ... [2023-11-19 04:02:53,926 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:53" (1/1) ... [2023-11-19 04:02:53,961 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:53" (1/1) ... [2023-11-19 04:02:53,978 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:53" (1/1) ... [2023-11-19 04:02:53,989 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:53" (1/1) ... [2023-11-19 04:02:54,016 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:02:54,019 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:02:54,019 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:02:54,019 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:02:54,020 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:53" (1/1) ... [2023-11-19 04:02:54,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:02:54,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e0951e-d203-4546-99c8-3a091279490e/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:02:54,053 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e0951e-d203-4546-99c8-3a091279490e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:02:54,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e0951e-d203-4546-99c8-3a091279490e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:02:54,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:02:54,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:02:54,099 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:02:54,099 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:02:54,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 04:02:54,100 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:02:54,100 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 04:02:54,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 04:02:54,100 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:02:54,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:02:54,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:02:54,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:02:54,370 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:02:54,372 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:02:57,678 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:02:59,906 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:02:59,906 INFO L302 CfgBuilder]: Removed 71 assume(true) statements. [2023-11-19 04:02:59,927 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:02:59 BoogieIcfgContainer [2023-11-19 04:02:59,928 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:02:59,929 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:02:59,930 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:02:59,943 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:02:59,943 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:02:59" (1/1) ... [2023-11-19 04:02:59,960 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:03:00,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:00,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 1350 states and 1576 transitions. [2023-11-19 04:03:00,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1576 transitions. [2023-11-19 04:03:00,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 04:03:00,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:00,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:00,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:00,391 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 04:03:00,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:00,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 1349 states and 1575 transitions. [2023-11-19 04:03:00,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1575 transitions. [2023-11-19 04:03:00,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 04:03:00,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:00,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:00,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:00,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:00,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:00,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1574 states to 1348 states and 1574 transitions. [2023-11-19 04:03:00,760 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1574 transitions. [2023-11-19 04:03:00,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 04:03:00,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:00,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:00,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:00,863 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 04:03:00,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:00,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1572 states to 1347 states and 1572 transitions. [2023-11-19 04:03:00,894 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 1572 transitions. [2023-11-19 04:03:00,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 04:03:00,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:00,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:00,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:01,018 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 04:03:01,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:01,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1571 states to 1346 states and 1571 transitions. [2023-11-19 04:03:01,060 INFO L276 IsEmpty]: Start isEmpty. Operand 1346 states and 1571 transitions. [2023-11-19 04:03:01,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:03:01,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:01,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:01,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:01,191 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 04:03:01,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:01,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 1345 states and 1570 transitions. [2023-11-19 04:03:01,224 INFO L276 IsEmpty]: Start isEmpty. Operand 1345 states and 1570 transitions. [2023-11-19 04:03:01,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:03:01,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:01,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:01,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:01,485 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 04:03:01,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:01,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 1348 states and 1575 transitions. [2023-11-19 04:03:01,762 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1575 transitions. [2023-11-19 04:03:01,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:03:01,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:01,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:01,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:01,798 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 04:03:01,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:01,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1574 states to 1347 states and 1574 transitions. [2023-11-19 04:03:01,823 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 1574 transitions. [2023-11-19 04:03:01,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:03:01,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:01,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:01,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:01,873 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 04:03:01,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:01,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 1348 states and 1575 transitions. [2023-11-19 04:03:01,905 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1575 transitions. [2023-11-19 04:03:01,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:03:01,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:01,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:01,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:01,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:02,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:02,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1577 states to 1349 states and 1577 transitions. [2023-11-19 04:03:02,159 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1577 transitions. [2023-11-19 04:03:02,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:03:02,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:02,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:02,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:02,266 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 04:03:02,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:02,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1579 states to 1350 states and 1579 transitions. [2023-11-19 04:03:02,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1579 transitions. [2023-11-19 04:03:02,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:03:02,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:02,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:02,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:02,653 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 04:03:02,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:02,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1577 states to 1349 states and 1577 transitions. [2023-11-19 04:03:02,685 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1577 transitions. [2023-11-19 04:03:02,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:03:02,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:02,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:02,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:02,733 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 04:03:02,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:02,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 1348 states and 1576 transitions. [2023-11-19 04:03:02,768 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1576 transitions. [2023-11-19 04:03:02,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:03:02,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:02,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:02,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:02,824 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 04:03:03,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:03,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 1349 states and 1578 transitions. [2023-11-19 04:03:03,026 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1578 transitions. [2023-11-19 04:03:03,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:03:03,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:03,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:03,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:03,063 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 04:03:03,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:03,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1579 states to 1350 states and 1579 transitions. [2023-11-19 04:03:03,380 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1579 transitions. [2023-11-19 04:03:03,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:03:03,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:03,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:03,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:03,413 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 04:03:03,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:03,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 1349 states and 1578 transitions. [2023-11-19 04:03:03,434 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1578 transitions. [2023-11-19 04:03:03,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:03:03,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:03,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:03,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:03,484 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 04:03:03,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:03,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1577 states to 1348 states and 1577 transitions. [2023-11-19 04:03:03,511 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1577 transitions. [2023-11-19 04:03:03,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:03:03,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:03,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:03,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:03,545 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 04:03:03,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:03,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 1347 states and 1576 transitions. [2023-11-19 04:03:03,701 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 1576 transitions. [2023-11-19 04:03:03,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:03:03,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:03,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:03,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:03,766 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 04:03:03,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:03,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1579 states to 1350 states and 1579 transitions. [2023-11-19 04:03:03,883 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1579 transitions. [2023-11-19 04:03:03,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 04:03:03,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:03,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:03,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:04,008 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 04:03:04,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:04,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 1352 states and 1582 transitions. [2023-11-19 04:03:04,368 INFO L276 IsEmpty]: Start isEmpty. Operand 1352 states and 1582 transitions. [2023-11-19 04:03:04,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:03:04,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:04,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:04,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:04,453 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:03:04,459 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:04,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:04,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:04,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 1352 states and 1580 transitions. [2023-11-19 04:03:04,482 INFO L276 IsEmpty]: Start isEmpty. Operand 1352 states and 1580 transitions. [2023-11-19 04:03:04,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:03:04,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:04,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:04,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:04,558 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:03:04,560 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:04,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:04,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:04,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 1352 states and 1576 transitions. [2023-11-19 04:03:04,576 INFO L276 IsEmpty]: Start isEmpty. Operand 1352 states and 1576 transitions. [2023-11-19 04:03:04,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:03:04,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:04,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:04,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:04,653 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:03:04,656 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:04,659 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 04:03:04,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:04,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1574 states to 1352 states and 1574 transitions. [2023-11-19 04:03:04,671 INFO L276 IsEmpty]: Start isEmpty. Operand 1352 states and 1574 transitions. [2023-11-19 04:03:04,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:03:04,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:04,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:04,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:04,786 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:03:04,789 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:04,834 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 04:03:04,894 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 04:03:04,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:04,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 1354 states and 1578 transitions. [2023-11-19 04:03:04,971 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 1578 transitions. [2023-11-19 04:03:04,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:03:04,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:04,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:05,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:05,055 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 04:03:05,059 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:05,079 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 04:03:05,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:05,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:05,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 1359 states and 1585 transitions. [2023-11-19 04:03:05,463 INFO L276 IsEmpty]: Start isEmpty. Operand 1359 states and 1585 transitions. [2023-11-19 04:03:05,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:03:05,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:05,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:05,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:05,549 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:05,552 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:05,557 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 04:03:05,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:05,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1584 states to 1358 states and 1584 transitions. [2023-11-19 04:03:05,579 INFO L276 IsEmpty]: Start isEmpty. Operand 1358 states and 1584 transitions. [2023-11-19 04:03:05,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:03:05,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:05,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:05,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:05,663 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:03:05,667 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:05,682 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 04:03:05,842 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 04:03:05,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:05,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 1359 states and 1585 transitions. [2023-11-19 04:03:05,983 INFO L276 IsEmpty]: Start isEmpty. Operand 1359 states and 1585 transitions. [2023-11-19 04:03:05,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:03:05,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:05,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:06,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:06,065 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:06,068 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:06,174 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 04:03:06,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:06,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1591 states to 1361 states and 1591 transitions. [2023-11-19 04:03:06,520 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 1591 transitions. [2023-11-19 04:03:06,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:03:06,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:06,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:06,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:06,600 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:06,603 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:06,608 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 04:03:06,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:06,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1590 states to 1360 states and 1590 transitions. [2023-11-19 04:03:06,629 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 1590 transitions. [2023-11-19 04:03:06,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:03:06,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:06,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:06,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:06,722 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:03:06,734 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:06,752 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 04:03:06,910 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 04:03:07,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:07,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1592 states to 1361 states and 1592 transitions. [2023-11-19 04:03:07,267 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 1592 transitions. [2023-11-19 04:03:07,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:03:07,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:07,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:07,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:07,358 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:07,360 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:07,367 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 04:03:07,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:07,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1591 states to 1360 states and 1591 transitions. [2023-11-19 04:03:07,393 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 1591 transitions. [2023-11-19 04:03:07,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:03:07,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:07,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:07,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:07,482 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:03:07,486 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:07,493 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 04:03:07,623 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 04:03:07,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:07,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1593 states to 1361 states and 1593 transitions. [2023-11-19 04:03:07,973 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 1593 transitions. [2023-11-19 04:03:07,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:03:07,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:07,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:08,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:08,053 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:03:08,055 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:08,127 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 04:03:08,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:08,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1599 states to 1364 states and 1599 transitions. [2023-11-19 04:03:08,324 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 1599 transitions. [2023-11-19 04:03:08,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:03:08,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:08,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:08,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:08,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:08,416 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:08,427 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 04:03:08,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:08,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1598 states to 1363 states and 1598 transitions. [2023-11-19 04:03:08,460 INFO L276 IsEmpty]: Start isEmpty. Operand 1363 states and 1598 transitions. [2023-11-19 04:03:08,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:03:08,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:08,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:08,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:08,550 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:03:08,555 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:08,562 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 04:03:08,691 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 04:03:09,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:09,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1600 states to 1364 states and 1600 transitions. [2023-11-19 04:03:09,122 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 1600 transitions. [2023-11-19 04:03:09,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:03:09,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:09,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:09,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:09,226 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:09,228 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:09,239 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 04:03:09,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:09,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1599 states to 1363 states and 1599 transitions. [2023-11-19 04:03:09,267 INFO L276 IsEmpty]: Start isEmpty. Operand 1363 states and 1599 transitions. [2023-11-19 04:03:09,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:03:09,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:09,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:09,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:09,361 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:03:09,368 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:09,380 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 04:03:09,527 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 04:03:09,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:09,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1601 states to 1364 states and 1601 transitions. [2023-11-19 04:03:09,920 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 1601 transitions. [2023-11-19 04:03:09,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:03:09,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:09,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:09,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:09,998 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:03:10,001 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:10,018 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 04:03:10,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:10,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1605 states to 1367 states and 1605 transitions. [2023-11-19 04:03:10,050 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 1605 transitions. [2023-11-19 04:03:10,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:03:10,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:10,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:10,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:10,141 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:10,143 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:10,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:10,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:10,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1604 states to 1366 states and 1604 transitions. [2023-11-19 04:03:10,183 INFO L276 IsEmpty]: Start isEmpty. Operand 1366 states and 1604 transitions. [2023-11-19 04:03:10,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:03:10,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:10,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:10,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:10,270 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:03:10,273 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:10,285 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 04:03:10,421 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 04:03:10,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:10,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1606 states to 1367 states and 1606 transitions. [2023-11-19 04:03:10,773 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 1606 transitions. [2023-11-19 04:03:10,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:03:10,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:10,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:10,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:10,856 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:10,858 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:10,870 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 04:03:10,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:10,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1605 states to 1366 states and 1605 transitions. [2023-11-19 04:03:10,892 INFO L276 IsEmpty]: Start isEmpty. Operand 1366 states and 1605 transitions. [2023-11-19 04:03:10,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:03:10,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:10,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:10,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:10,977 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:03:10,980 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:10,986 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 04:03:11,162 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 04:03:11,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:11,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1607 states to 1367 states and 1607 transitions. [2023-11-19 04:03:11,531 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 1607 transitions. [2023-11-19 04:03:11,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:03:11,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:11,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:11,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:11,609 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:03:11,612 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:11,627 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 04:03:11,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:11,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1611 states to 1370 states and 1611 transitions. [2023-11-19 04:03:11,663 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 1611 transitions. [2023-11-19 04:03:11,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 04:03:11,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:11,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:11,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:11,746 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:11,749 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:11,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:11,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:11,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1610 states to 1369 states and 1610 transitions. [2023-11-19 04:03:11,785 INFO L276 IsEmpty]: Start isEmpty. Operand 1369 states and 1610 transitions. [2023-11-19 04:03:11,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 04:03:11,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:11,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:11,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:11,868 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:03:11,870 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:11,876 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 04:03:12,017 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 04:03:12,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:12,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1612 states to 1370 states and 1612 transitions. [2023-11-19 04:03:12,393 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 1612 transitions. [2023-11-19 04:03:12,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:03:12,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:12,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:12,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:12,477 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:12,479 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:12,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:12,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:12,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1611 states to 1369 states and 1611 transitions. [2023-11-19 04:03:12,517 INFO L276 IsEmpty]: Start isEmpty. Operand 1369 states and 1611 transitions. [2023-11-19 04:03:12,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:03:12,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:12,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:12,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:12,607 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:03:12,609 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:12,615 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 04:03:12,766 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 04:03:13,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:13,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1613 states to 1370 states and 1613 transitions. [2023-11-19 04:03:13,183 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 1613 transitions. [2023-11-19 04:03:13,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:03:13,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:13,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:13,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:13,308 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:03:13,310 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:13,333 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 04:03:13,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:13,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1617 states to 1373 states and 1617 transitions. [2023-11-19 04:03:13,368 INFO L276 IsEmpty]: Start isEmpty. Operand 1373 states and 1617 transitions. [2023-11-19 04:03:13,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 04:03:13,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:13,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:13,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:13,465 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:13,467 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:13,487 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 04:03:13,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:13,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1616 states to 1372 states and 1616 transitions. [2023-11-19 04:03:13,512 INFO L276 IsEmpty]: Start isEmpty. Operand 1372 states and 1616 transitions. [2023-11-19 04:03:13,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 04:03:13,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:13,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:13,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:13,602 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:03:13,609 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:13,616 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 04:03:13,801 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 04:03:14,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:14,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1618 states to 1373 states and 1618 transitions. [2023-11-19 04:03:14,313 INFO L276 IsEmpty]: Start isEmpty. Operand 1373 states and 1618 transitions. [2023-11-19 04:03:14,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:03:14,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:14,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:14,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:14,403 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:14,411 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:14,438 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 04:03:14,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:14,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1617 states to 1372 states and 1617 transitions. [2023-11-19 04:03:14,462 INFO L276 IsEmpty]: Start isEmpty. Operand 1372 states and 1617 transitions. [2023-11-19 04:03:14,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:03:14,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:14,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:14,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:14,550 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:03:14,552 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:14,559 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 04:03:14,762 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 04:03:15,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:15,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1619 states to 1373 states and 1619 transitions. [2023-11-19 04:03:15,217 INFO L276 IsEmpty]: Start isEmpty. Operand 1373 states and 1619 transitions. [2023-11-19 04:03:15,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:03:15,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:15,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:15,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:15,290 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:03:15,292 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:15,314 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 04:03:15,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:15,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1623 states to 1376 states and 1623 transitions. [2023-11-19 04:03:15,347 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 1623 transitions. [2023-11-19 04:03:15,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 04:03:15,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:15,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:15,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:15,421 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:03:15,423 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:15,444 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 04:03:15,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:15,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1627 states to 1379 states and 1627 transitions. [2023-11-19 04:03:15,551 INFO L276 IsEmpty]: Start isEmpty. Operand 1379 states and 1627 transitions. [2023-11-19 04:03:15,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:03:15,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:15,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:15,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:15,674 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:03:15,675 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:15,677 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 04:03:25,709 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:03:25,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:25,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1625 states to 1379 states and 1625 transitions. [2023-11-19 04:03:25,721 INFO L276 IsEmpty]: Start isEmpty. Operand 1379 states and 1625 transitions. [2023-11-19 04:03:25,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:03:25,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:25,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:25,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:25,804 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:03:25,806 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:25,811 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 04:03:25,856 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 04:03:26,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:26,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1643 states to 1395 states and 1643 transitions. [2023-11-19 04:03:26,385 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 1643 transitions. [2023-11-19 04:03:26,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:03:26,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:26,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:26,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:26,463 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 04:03:26,465 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:26,472 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 04:03:26,566 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 04:03:27,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:27,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1668 states to 1411 states and 1668 transitions. [2023-11-19 04:03:27,265 INFO L276 IsEmpty]: Start isEmpty. Operand 1411 states and 1668 transitions. [2023-11-19 04:03:27,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 04:03:27,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:27,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:27,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:27,405 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:03:27,407 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:27,439 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 04:03:37,463 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 04:03:38,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:38,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1649 states to 1396 states and 1649 transitions. [2023-11-19 04:03:38,498 INFO L276 IsEmpty]: Start isEmpty. Operand 1396 states and 1649 transitions. [2023-11-19 04:03:38,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 04:03:38,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:38,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:38,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:38,660 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 04:03:38,663 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:38,674 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 04:03:38,954 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.