./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test4-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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_ea6f191b-29b3-4d6f-a0d8-d547f0619a4c/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea6f191b-29b3-4d6f-a0d8-d547f0619a4c/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_ea6f191b-29b3-4d6f-a0d8-d547f0619a4c/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea6f191b-29b3-4d6f-a0d8-d547f0619a4c/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test4-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea6f191b-29b3-4d6f-a0d8-d547f0619a4c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea6f191b-29b3-4d6f-a0d8-d547f0619a4c/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0c81340d9d0e66dca5ab126c254e84ac0eff8aac681c837312fa0969b8f7f2ee --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:27:11,726 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:27:11,792 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea6f191b-29b3-4d6f-a0d8-d547f0619a4c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:27:11,797 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:27:11,798 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:27:11,822 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:27:11,823 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:27:11,824 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:27:11,825 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:27:11,826 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:27:11,826 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:27:11,827 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:27:11,827 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:27:11,828 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:27:11,829 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:27:11,829 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:27:11,830 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:27:11,830 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:27:11,831 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:27:11,831 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:27:11,832 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:27:11,833 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:27:11,833 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:27:11,833 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:27:11,834 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:27:11,834 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:27:11,835 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:27:11,835 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:27:11,836 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:27:11,836 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:27:11,837 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:27:11,837 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:27:11,838 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:27:11,838 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:27:11,838 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:27:11,838 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_ea6f191b-29b3-4d6f-a0d8-d547f0619a4c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea6f191b-29b3-4d6f-a0d8-d547f0619a4c/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0c81340d9d0e66dca5ab126c254e84ac0eff8aac681c837312fa0969b8f7f2ee [2023-11-19 03:27:12,076 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:27:12,097 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:27:12,100 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:27:12,101 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:27:12,101 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:27:12,103 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea6f191b-29b3-4d6f-a0d8-d547f0619a4c/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test4-3.i [2023-11-19 03:27:15,352 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:27:15,738 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:27:15,744 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea6f191b-29b3-4d6f-a0d8-d547f0619a4c/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test4-3.i [2023-11-19 03:27:15,775 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea6f191b-29b3-4d6f-a0d8-d547f0619a4c/bin/ukojak-verify-G8NBE6pJGL/data/e5e844031/b15b8938b01e47aa82772ee69a947452/FLAGaac8a1219 [2023-11-19 03:27:15,793 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea6f191b-29b3-4d6f-a0d8-d547f0619a4c/bin/ukojak-verify-G8NBE6pJGL/data/e5e844031/b15b8938b01e47aa82772ee69a947452 [2023-11-19 03:27:15,799 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:27:15,802 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:27:15,804 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:27:15,804 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:27:15,810 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:27:15,813 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:27:15" (1/1) ... [2023-11-19 03:27:15,815 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cd8371d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:15, skipping insertion in model container [2023-11-19 03:27:15,815 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:27:15" (1/1) ... [2023-11-19 03:27:15,886 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:27:16,200 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:27:16,626 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:27:16,638 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:27:16,658 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:27:16,793 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:27:16,838 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:27:16,845 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:27:16,845 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:16 WrapperNode [2023-11-19 03:27:16,846 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:27:16,847 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:27:16,847 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:27:16,847 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:27:16,854 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:16" (1/1) ... [2023-11-19 03:27:16,921 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:16" (1/1) ... [2023-11-19 03:27:17,075 INFO L138 Inliner]: procedures = 178, calls = 440, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1777 [2023-11-19 03:27:17,075 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:27:17,076 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:27:17,076 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:27:17,076 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:27:17,092 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:16" (1/1) ... [2023-11-19 03:27:17,092 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:16" (1/1) ... [2023-11-19 03:27:17,129 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:16" (1/1) ... [2023-11-19 03:27:17,129 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:16" (1/1) ... [2023-11-19 03:27:17,224 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:16" (1/1) ... [2023-11-19 03:27:17,251 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:16" (1/1) ... [2023-11-19 03:27:17,265 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:16" (1/1) ... [2023-11-19 03:27:17,275 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:16" (1/1) ... [2023-11-19 03:27:17,304 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:27:17,307 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:27:17,307 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:27:17,307 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:27:17,308 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:16" (1/1) ... [2023-11-19 03:27:17,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:27:17,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea6f191b-29b3-4d6f-a0d8-d547f0619a4c/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:27:17,340 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea6f191b-29b3-4d6f-a0d8-d547f0619a4c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:27:17,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea6f191b-29b3-4d6f-a0d8-d547f0619a4c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:27:17,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:27:17,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:27:17,393 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 03:27:17,394 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 03:27:17,394 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:27:17,394 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:27:17,394 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:27:17,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:27:17,395 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:27:17,395 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:27:17,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:27:17,395 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:27:17,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:27:17,710 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:27:17,711 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:27:19,731 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:27:21,731 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:27:21,731 INFO L302 CfgBuilder]: Removed 77 assume(true) statements. [2023-11-19 03:27:21,741 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:27:21 BoogieIcfgContainer [2023-11-19 03:27:21,742 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:27:21,743 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:27:21,743 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:27:21,759 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:27:21,759 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:27:21" (1/1) ... [2023-11-19 03:27:21,772 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:27:21,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:21,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 146 states and 245 transitions. [2023-11-19 03:27:21,865 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 245 transitions. [2023-11-19 03:27:21,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:27:21,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:21,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:22,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:22,093 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 03:27:22,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:22,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 145 states and 244 transitions. [2023-11-19 03:27:22,138 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 244 transitions. [2023-11-19 03:27:22,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:27:22,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:22,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:22,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:22,281 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:27:22,299 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:22,332 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 03:27:22,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:22,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 148 states and 249 transitions. [2023-11-19 03:27:22,373 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 249 transitions. [2023-11-19 03:27:22,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:27:22,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:22,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:22,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:22,486 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:27:22,489 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:22,493 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 03:27:22,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:22,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 148 states and 245 transitions. [2023-11-19 03:27:22,503 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 245 transitions. [2023-11-19 03:27:22,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:27:22,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:22,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:22,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:22,602 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:27:22,605 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:22,609 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 03:27:22,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:22,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 148 states and 237 transitions. [2023-11-19 03:27:22,617 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 237 transitions. [2023-11-19 03:27:22,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:27:22,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:22,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:22,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:22,805 INFO L262 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:27:22,810 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:22,816 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 03:27:22,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:22,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 148 states and 225 transitions. [2023-11-19 03:27:22,828 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 225 transitions. [2023-11-19 03:27:22,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:27:22,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:22,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:23,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:23,176 INFO L262 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:27:23,182 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:23,195 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 03:27:33,224 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:27:43,330 WARN L539 Checker$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 03:27:43,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:43,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 148 states and 213 transitions. [2023-11-19 03:27:43,375 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 213 transitions. [2023-11-19 03:27:43,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:27:43,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:43,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:43,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:43,907 INFO L262 TraceCheckSpWp]: Trace formula consists of 509 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:27:43,913 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:44,090 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 03:27:54,138 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:28:05,083 WARN L539 Checker$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 03:28:15,092 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers []