./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_nondet_test3-2.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_55f2a0bd-9258-4343-beb6-5ff2fe969ec1/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f2a0bd-9258-4343-beb6-5ff2fe969ec1/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_55f2a0bd-9258-4343-beb6-5ff2fe969ec1/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f2a0bd-9258-4343-beb6-5ff2fe969ec1/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_nondet_test3-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f2a0bd-9258-4343-beb6-5ff2fe969ec1/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_55f2a0bd-9258-4343-beb6-5ff2fe969ec1/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 cb5220aa49e6d5ce07adbf2b5e67e7c8f277342987ef62ca05a827d2ae217f75 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:37:50,079 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:37:50,161 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f2a0bd-9258-4343-beb6-5ff2fe969ec1/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:37:50,167 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:37:50,168 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:37:50,198 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:37:50,199 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:37:50,200 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:37:50,201 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:37:50,201 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:37:50,202 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:37:50,203 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:37:50,203 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:37:50,204 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:37:50,205 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:37:50,205 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:37:50,206 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:37:50,207 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:37:50,207 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:37:50,208 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:37:50,209 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:37:50,222 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:37:50,223 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:37:50,224 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:37:50,224 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:37:50,225 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:37:50,225 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:37:50,226 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:37:50,226 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:37:50,228 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:37:50,229 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:37:50,230 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:37:50,230 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:37:50,230 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:37:50,231 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:37:50,231 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_55f2a0bd-9258-4343-beb6-5ff2fe969ec1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f2a0bd-9258-4343-beb6-5ff2fe969ec1/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cb5220aa49e6d5ce07adbf2b5e67e7c8f277342987ef62ca05a827d2ae217f75 [2023-11-19 03:37:50,605 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:37:50,630 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:37:50,634 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:37:50,635 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:37:50,636 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:37:50,637 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f2a0bd-9258-4343-beb6-5ff2fe969ec1/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_nondet_test3-2.i [2023-11-19 03:37:54,145 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:37:54,601 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:37:54,605 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f2a0bd-9258-4343-beb6-5ff2fe969ec1/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_nondet_test3-2.i [2023-11-19 03:37:54,631 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f2a0bd-9258-4343-beb6-5ff2fe969ec1/bin/ukojak-verify-G8NBE6pJGL/data/775aabf82/66afd7ce67054129a55c07f529f4ef2d/FLAG61eb0c0a0 [2023-11-19 03:37:54,650 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f2a0bd-9258-4343-beb6-5ff2fe969ec1/bin/ukojak-verify-G8NBE6pJGL/data/775aabf82/66afd7ce67054129a55c07f529f4ef2d [2023-11-19 03:37:54,654 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:37:54,656 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:37:54,657 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:37:54,658 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:37:54,664 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:37:54,665 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:37:54" (1/1) ... [2023-11-19 03:37:54,667 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c88b705 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:54, skipping insertion in model container [2023-11-19 03:37:54,667 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:37:54" (1/1) ... [2023-11-19 03:37:54,747 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:37:55,141 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:37:55,625 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:37:55,640 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:37:55,664 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:37:55,782 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:37:55,838 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:37:55,840 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:37:55,850 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:37:55,850 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:55 WrapperNode [2023-11-19 03:37:55,851 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:37:55,852 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:37:55,852 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:37:55,853 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:37:55,862 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:55" (1/1) ... [2023-11-19 03:37:55,916 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:55" (1/1) ... [2023-11-19 03:37:56,029 INFO L138 Inliner]: procedures = 178, calls = 334, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1514 [2023-11-19 03:37:56,029 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:37:56,030 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:37:56,030 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:37:56,031 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:37:56,045 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:55" (1/1) ... [2023-11-19 03:37:56,046 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:55" (1/1) ... [2023-11-19 03:37:56,082 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:55" (1/1) ... [2023-11-19 03:37:56,084 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:55" (1/1) ... [2023-11-19 03:37:56,183 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:55" (1/1) ... [2023-11-19 03:37:56,224 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:55" (1/1) ... [2023-11-19 03:37:56,236 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:55" (1/1) ... [2023-11-19 03:37:56,255 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:55" (1/1) ... [2023-11-19 03:37:56,286 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:37:56,288 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:37:56,288 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:37:56,289 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:37:56,290 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:55" (1/1) ... [2023-11-19 03:37:56,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:37:56,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f2a0bd-9258-4343-beb6-5ff2fe969ec1/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:37:56,331 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f2a0bd-9258-4343-beb6-5ff2fe969ec1/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:37:56,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f2a0bd-9258-4343-beb6-5ff2fe969ec1/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:37:56,394 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:37:56,396 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:37:56,396 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:37:56,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:37:56,397 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 03:37:56,397 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 03:37:56,397 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:37:56,397 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:37:56,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:37:56,398 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:37:56,398 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 03:37:56,398 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:37:56,399 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:37:56,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:37:56,399 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:37:56,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:37:56,765 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:37:56,770 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:37:59,289 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:38:01,514 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:38:01,515 INFO L302 CfgBuilder]: Removed 72 assume(true) statements. [2023-11-19 03:38:01,523 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:38:01 BoogieIcfgContainer [2023-11-19 03:38:01,523 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:38:01,524 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:38:01,525 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:38:01,538 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:38:01,538 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:38:01" (1/1) ... [2023-11-19 03:38:01,550 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:38:01,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:01,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 146 states and 240 transitions. [2023-11-19 03:38:01,632 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 240 transitions. [2023-11-19 03:38:01,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:38:01,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:01,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:01,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:01,924 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 03:38:01,933 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:02,052 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 11 treesize of output 7 [2023-11-19 03:38:02,173 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:38:02,177 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2023-11-19 03:38:02,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:38:02,192 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2023-11-19 03:38:02,213 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 03:38:02,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:02,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 149 states and 245 transitions. [2023-11-19 03:38:02,342 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 245 transitions. [2023-11-19 03:38:02,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:38:02,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:02,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:02,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:02,473 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 03:38:02,477 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:02,484 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-19 03:38:02,507 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 11 treesize of output 7 [2023-11-19 03:38:02,562 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:38:02,563 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-19 03:38:02,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:38:02,572 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-11-19 03:38:02,592 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 03:38:02,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:02,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 152 states and 251 transitions. [2023-11-19 03:38:02,931 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 251 transitions. [2023-11-19 03:38:02,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:38:02,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:02,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:03,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:03,044 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:38:03,047 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:03,050 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 03:38:03,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:03,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 152 states and 249 transitions. [2023-11-19 03:38:03,061 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 249 transitions. [2023-11-19 03:38:03,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:38:03,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:03,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:03,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:03,180 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:38:03,183 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:03,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:38:03,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:03,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 152 states and 245 transitions. [2023-11-19 03:38:03,197 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 245 transitions. [2023-11-19 03:38:03,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:38:03,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:03,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:03,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:03,291 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 03:38:03,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:03,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 152 states and 240 transitions. [2023-11-19 03:38:03,313 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 240 transitions. [2023-11-19 03:38:03,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:38:03,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:03,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:03,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:03,420 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 03:38:03,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:03,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 152 states and 236 transitions. [2023-11-19 03:38:03,439 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 236 transitions. [2023-11-19 03:38:03,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:38:03,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:03,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:03,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:03,596 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:38:03,599 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:03,607 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 03:38:03,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:03,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 152 states and 230 transitions. [2023-11-19 03:38:03,624 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 230 transitions. [2023-11-19 03:38:03,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:38:03,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:03,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:03,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:03,716 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 03:38:03,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:03,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 152 states and 228 transitions. [2023-11-19 03:38:03,728 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 228 transitions. [2023-11-19 03:38:03,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:38:03,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:03,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:03,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:03,806 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 03:38:09,287 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.46s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:38:09,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:09,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 152 states and 226 transitions. [2023-11-19 03:38:09,310 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 226 transitions. [2023-11-19 03:38:09,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:38:09,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:09,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:09,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:09,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:38:09,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:09,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 152 states and 225 transitions. [2023-11-19 03:38:09,737 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 225 transitions. [2023-11-19 03:38:09,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:38:09,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:09,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:09,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:09,977 INFO L262 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:38:09,982 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:09,998 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 03:38:20,024 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 03:38:20,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:20,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 152 states and 219 transitions. [2023-11-19 03:38:20,068 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 219 transitions. [2023-11-19 03:38:20,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:38:20,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:20,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:20,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:20,236 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 03:38:20,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:20,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 156 states and 223 transitions. [2023-11-19 03:38:20,291 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 223 transitions. [2023-11-19 03:38:20,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:38:20,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:20,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:20,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:20,389 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 03:38:20,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:20,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 156 states and 219 transitions. [2023-11-19 03:38:20,402 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 219 transitions. [2023-11-19 03:38:20,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:38:20,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:20,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:20,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:20,812 INFO L262 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:38:20,817 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:20,965 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 03:38:31,778 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:38:41,781 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:38:51,797 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:38:51,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:51,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 100 states and 140 transitions. [2023-11-19 03:38:51,812 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 140 transitions. [2023-11-19 03:38:51,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:38:51,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:51,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:51,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:51,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.