./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_nondet_test1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_6e2cd009-a418-4066-b632-5bcdc29d52c8/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e2cd009-a418-4066-b632-5bcdc29d52c8/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e2cd009-a418-4066-b632-5bcdc29d52c8/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e2cd009-a418-4066-b632-5bcdc29d52c8/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_nondet_test1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e2cd009-a418-4066-b632-5bcdc29d52c8/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e2cd009-a418-4066-b632-5bcdc29d52c8/bin/ukojak-verify-1t5iHCbJaC --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 fdc85b042221b41aa26e62667e19ce1f6c246be9a2cb4f81fe8b15c8429db160 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:05:38,735 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:05:38,864 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e2cd009-a418-4066-b632-5bcdc29d52c8/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:05:38,875 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:05:38,876 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:05:38,916 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:05:38,918 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:05:38,919 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:05:38,920 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:05:38,926 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:05:38,928 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:05:38,928 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:05:38,929 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:05:38,931 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:05:38,933 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:05:38,933 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:05:38,934 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:05:38,934 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:05:38,935 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:05:38,935 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:05:38,936 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:05:38,936 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:05:38,937 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:05:38,937 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:05:38,938 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:05:38,939 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:05:38,939 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:05:38,940 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:05:38,940 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:05:38,941 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:05:38,942 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:05:38,942 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:05:38,943 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:05:38,943 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:05:38,943 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:05:38,943 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_6e2cd009-a418-4066-b632-5bcdc29d52c8/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e2cd009-a418-4066-b632-5bcdc29d52c8/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fdc85b042221b41aa26e62667e19ce1f6c246be9a2cb4f81fe8b15c8429db160 [2023-11-23 20:05:39,221 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:05:39,248 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:05:39,251 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:05:39,252 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:05:39,253 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:05:39,254 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e2cd009-a418-4066-b632-5bcdc29d52c8/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_nondet_test1-1.i [2023-11-23 20:05:42,486 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:05:42,883 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:05:42,886 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e2cd009-a418-4066-b632-5bcdc29d52c8/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_nondet_test1-1.i [2023-11-23 20:05:42,916 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e2cd009-a418-4066-b632-5bcdc29d52c8/bin/ukojak-verify-1t5iHCbJaC/data/7cf83b551/fad77f41600f496797368ef14c51bd8f/FLAG9365cd313 [2023-11-23 20:05:42,934 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e2cd009-a418-4066-b632-5bcdc29d52c8/bin/ukojak-verify-1t5iHCbJaC/data/7cf83b551/fad77f41600f496797368ef14c51bd8f [2023-11-23 20:05:42,941 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:05:42,943 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:05:42,947 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:05:42,947 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:05:42,955 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:05:42,956 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:05:42" (1/1) ... [2023-11-23 20:05:42,957 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b647a9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:42, skipping insertion in model container [2023-11-23 20:05:42,958 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:05:42" (1/1) ... [2023-11-23 20:05:43,051 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:05:43,367 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:05:43,737 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:05:43,761 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:05:43,791 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:05:43,890 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:05:43,932 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:05:43,939 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:05:43,940 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:43 WrapperNode [2023-11-23 20:05:43,940 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:05:43,942 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:05:43,942 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:05:43,942 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:05:43,951 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:43" (1/1) ... [2023-11-23 20:05:43,993 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:43" (1/1) ... [2023-11-23 20:05:44,103 INFO L138 Inliner]: procedures = 178, calls = 178, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 760 [2023-11-23 20:05:44,105 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:05:44,106 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:05:44,106 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:05:44,106 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:05:44,118 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:43" (1/1) ... [2023-11-23 20:05:44,118 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:43" (1/1) ... [2023-11-23 20:05:44,142 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:43" (1/1) ... [2023-11-23 20:05:44,158 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:43" (1/1) ... [2023-11-23 20:05:44,220 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:43" (1/1) ... [2023-11-23 20:05:44,249 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:43" (1/1) ... [2023-11-23 20:05:44,254 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:43" (1/1) ... [2023-11-23 20:05:44,262 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:43" (1/1) ... [2023-11-23 20:05:44,272 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:05:44,273 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:05:44,273 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:05:44,274 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:05:44,282 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:43" (1/1) ... [2023-11-23 20:05:44,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:05:44,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e2cd009-a418-4066-b632-5bcdc29d52c8/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:05:44,337 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e2cd009-a418-4066-b632-5bcdc29d52c8/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:05:44,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e2cd009-a418-4066-b632-5bcdc29d52c8/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:05:44,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:05:44,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:05:44,381 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 20:05:44,382 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 20:05:44,382 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:05:44,382 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:05:44,382 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:05:44,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:05:44,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:05:44,383 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:05:44,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:05:44,383 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:05:44,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:05:44,617 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:05:44,620 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:05:45,931 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:05:46,763 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:05:46,763 INFO L309 CfgBuilder]: Removed 31 assume(true) statements. [2023-11-23 20:05:46,765 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:05:46 BoogieIcfgContainer [2023-11-23 20:05:46,765 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:05:46,766 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:05:46,766 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:05:46,776 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:05:46,776 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:05:46" (1/1) ... [2023-11-23 20:05:46,786 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:05:46,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:46,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 70 states and 109 transitions. [2023-11-23 20:05:46,864 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 109 transitions. [2023-11-23 20:05:46,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:05:46,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:46,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:47,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:47,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:47,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:47,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 72 states and 113 transitions. [2023-11-23 20:05:47,343 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 113 transitions. [2023-11-23 20:05:47,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:05:47,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:47,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:47,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:47,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:47,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:47,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 73 states and 115 transitions. [2023-11-23 20:05:47,593 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 115 transitions. [2023-11-23 20:05:47,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:05:47,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:47,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:47,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:47,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:47,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:47,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 74 states and 117 transitions. [2023-11-23 20:05:47,793 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 117 transitions. [2023-11-23 20:05:47,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:05:47,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:47,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:47,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:47,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:47,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:47,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 74 states and 115 transitions. [2023-11-23 20:05:47,855 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 115 transitions. [2023-11-23 20:05:47,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:05:47,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:47,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:47,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:47,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:47,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:47,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 74 states and 111 transitions. [2023-11-23 20:05:47,894 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 111 transitions. [2023-11-23 20:05:47,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:05:47,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:47,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:47,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:47,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:47,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:47,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 74 states and 105 transitions. [2023-11-23 20:05:47,974 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 105 transitions. [2023-11-23 20:05:47,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:05:47,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:47,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:48,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:48,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:58,094 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:05:58,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:58,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 74 states and 99 transitions. [2023-11-23 20:05:58,132 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 99 transitions. [2023-11-23 20:05:58,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:05:58,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:58,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:58,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:58,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:08,835 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:06:18,852 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:06:28,856 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:06:28,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:28,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 80 states and 108 transitions. [2023-11-23 20:06:28,883 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 108 transitions. [2023-11-23 20:06:28,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:06:28,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:28,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:28,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:29,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:29,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:29,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 80 states and 106 transitions. [2023-11-23 20:06:29,030 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 106 transitions. [2023-11-23 20:06:29,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:06:29,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:29,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:29,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:29,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:29,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:29,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 80 states and 104 transitions. [2023-11-23 20:06:29,146 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 104 transitions. [2023-11-23 20:06:29,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:06:29,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:29,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:29,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:29,620 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:06:37,123 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.12s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:06:37,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:37,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 116 states and 148 transitions. [2023-11-23 20:06:37,350 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 148 transitions. [2023-11-23 20:06:37,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:06:37,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:37,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:37,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:37,714 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:06:37,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:37,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 117 states and 150 transitions. [2023-11-23 20:06:37,743 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 150 transitions. [2023-11-23 20:06:37,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:06:37,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:37,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:37,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:37,860 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:06:47,872 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 [] [2023-11-23 20:06:47,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:47,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 117 states and 148 transitions. [2023-11-23 20:06:47,891 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 148 transitions. [2023-11-23 20:06:47,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:06:47,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:47,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:48,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:48,967 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.