./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test3-2.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_f5e2c28e-362a-4c51-ae42-f5ca1933fd97/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e2c28e-362a-4c51-ae42-f5ca1933fd97/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_f5e2c28e-362a-4c51-ae42-f5ca1933fd97/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e2c28e-362a-4c51-ae42-f5ca1933fd97/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test3-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e2c28e-362a-4c51-ae42-f5ca1933fd97/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_f5e2c28e-362a-4c51-ae42-f5ca1933fd97/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 2f1036b64b29bd922a31935b87e7c90d1acbba8f8044f40e2525bb03d5de1e7f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:29:21,164 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:29:21,293 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e2c28e-362a-4c51-ae42-f5ca1933fd97/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:29:21,303 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:29:21,304 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:29:21,347 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:29:21,348 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:29:21,348 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:29:21,349 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:29:21,355 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:29:21,356 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:29:21,357 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:29:21,357 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:29:21,359 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:29:21,360 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:29:21,360 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:29:21,360 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:29:21,361 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:29:21,361 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:29:21,362 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:29:21,362 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:29:21,363 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:29:21,363 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:29:21,364 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:29:21,364 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:29:21,365 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:29:21,365 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:29:21,367 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:29:21,368 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:29:21,368 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:29:21,370 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:29:21,370 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:29:21,370 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:29:21,370 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:29:21,371 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:29:21,371 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_f5e2c28e-362a-4c51-ae42-f5ca1933fd97/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e2c28e-362a-4c51-ae42-f5ca1933fd97/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2f1036b64b29bd922a31935b87e7c90d1acbba8f8044f40e2525bb03d5de1e7f [2023-11-23 20:29:21,639 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:29:21,670 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:29:21,673 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:29:21,675 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:29:21,676 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:29:21,677 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e2c28e-362a-4c51-ae42-f5ca1933fd97/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test3-2.i [2023-11-23 20:29:24,912 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:29:25,321 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:29:25,326 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e2c28e-362a-4c51-ae42-f5ca1933fd97/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test3-2.i [2023-11-23 20:29:25,347 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e2c28e-362a-4c51-ae42-f5ca1933fd97/bin/ukojak-verify-1t5iHCbJaC/data/3a221af1a/0a80f99e36b549e6b230313b960bfeb2/FLAG8ecbd4fb8 [2023-11-23 20:29:25,362 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e2c28e-362a-4c51-ae42-f5ca1933fd97/bin/ukojak-verify-1t5iHCbJaC/data/3a221af1a/0a80f99e36b549e6b230313b960bfeb2 [2023-11-23 20:29:25,365 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:29:25,367 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:29:25,369 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:29:25,369 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:29:25,375 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:29:25,376 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:29:25" (1/1) ... [2023-11-23 20:29:25,377 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58978fb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:25, skipping insertion in model container [2023-11-23 20:29:25,377 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:29:25" (1/1) ... [2023-11-23 20:29:25,451 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:29:26,213 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:29:26,237 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:29:26,422 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:29:26,475 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:29:26,484 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:29:26,485 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:26 WrapperNode [2023-11-23 20:29:26,485 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:29:26,486 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:29:26,487 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:29:26,487 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:29:26,496 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:26" (1/1) ... [2023-11-23 20:29:26,545 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:26" (1/1) ... [2023-11-23 20:29:26,651 INFO L138 Inliner]: procedures = 177, calls = 338, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1532 [2023-11-23 20:29:26,651 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:29:26,652 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:29:26,652 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:29:26,652 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:29:26,667 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:26" (1/1) ... [2023-11-23 20:29:26,667 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:26" (1/1) ... [2023-11-23 20:29:26,683 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:26" (1/1) ... [2023-11-23 20:29:26,683 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:26" (1/1) ... [2023-11-23 20:29:26,766 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:26" (1/1) ... [2023-11-23 20:29:26,805 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:26" (1/1) ... [2023-11-23 20:29:26,826 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:26" (1/1) ... [2023-11-23 20:29:26,834 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:26" (1/1) ... [2023-11-23 20:29:26,860 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:29:26,870 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:29:26,871 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:29:26,871 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:29:26,872 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:26" (1/1) ... [2023-11-23 20:29:26,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:29:26,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e2c28e-362a-4c51-ae42-f5ca1933fd97/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:29:26,906 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e2c28e-362a-4c51-ae42-f5ca1933fd97/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:29:26,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e2c28e-362a-4c51-ae42-f5ca1933fd97/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:29:26,960 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-23 20:29:26,961 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-23 20:29:26,961 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:29:26,961 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:29:26,962 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:29:26,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:29:26,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 20:29:26,963 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 20:29:26,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:29:26,964 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:29:26,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:29:26,964 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:29:26,965 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-23 20:29:26,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:29:26,966 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:29:26,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:29:26,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:29:26,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:29:27,257 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:29:27,264 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:29:29,098 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:29:30,704 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:29:30,704 INFO L309 CfgBuilder]: Removed 72 assume(true) statements. [2023-11-23 20:29:30,706 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:29:30 BoogieIcfgContainer [2023-11-23 20:29:30,706 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:29:30,707 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:29:30,708 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:29:30,719 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:29:30,719 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:29:30" (1/1) ... [2023-11-23 20:29:30,729 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:29:30,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:29:30,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 162 states and 265 transitions. [2023-11-23 20:29:30,794 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 265 transitions. [2023-11-23 20:29:30,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:29:30,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:29:30,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:29:30,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:29:30,987 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-23 20:29:30,994 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:29:31,079 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 [2023-11-23 20:29:31,091 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 [2023-11-23 20:29:31,162 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:29:31,164 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-23 20:29:31,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:29:31,174 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 [2023-11-23 20:29:31,184 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 20:29:31,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:29:31,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 165 states and 270 transitions. [2023-11-23 20:29:31,312 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 270 transitions. [2023-11-23 20:29:31,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:29:31,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:29:31,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:29:31,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:29:31,465 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-23 20:29:31,469 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:29:31,479 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 [2023-11-23 20:29:31,486 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 [2023-11-23 20:29:31,544 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:29:31,545 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-23 20:29:31,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:29:31,555 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 [2023-11-23 20:29:31,573 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 20:29:31,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:29:31,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 166 states and 272 transitions. [2023-11-23 20:29:31,669 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 272 transitions. [2023-11-23 20:29:31,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:29:31,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:29:31,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:29:31,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:29:31,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:29:31,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:29:31,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 166 states and 271 transitions. [2023-11-23 20:29:31,761 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 271 transitions. [2023-11-23 20:29:31,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:29:31,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:29:31,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:29:31,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:29:31,867 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:29:31,870 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:29:31,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:29:31,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:29:31,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 166 states and 269 transitions. [2023-11-23 20:29:31,884 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 269 transitions. [2023-11-23 20:29:31,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:29:31,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:29:31,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:29:31,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:29:32,103 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 20:29:32,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:29:32,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 166 states and 268 transitions. [2023-11-23 20:29:32,234 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 268 transitions. [2023-11-23 20:29:32,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:29:32,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:29:32,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:29:32,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:29:32,314 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:29:32,317 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:29:32,319 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 20:29:32,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:29:32,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 166 states and 264 transitions. [2023-11-23 20:29:32,326 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 264 transitions. [2023-11-23 20:29:32,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:29:32,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:29:32,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:29:32,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:29:32,430 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:29:32,433 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:29:32,436 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 20:29:32,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:29:32,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 166 states and 258 transitions. [2023-11-23 20:29:32,444 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 258 transitions. [2023-11-23 20:29:32,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:29:32,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:29:32,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:29:32,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:29:32,690 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:29:32,693 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:29:32,697 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 20:29:42,723 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:29:42,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:29:42,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 166 states and 252 transitions. [2023-11-23 20:29:42,780 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 252 transitions. [2023-11-23 20:29:42,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:29:42,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:29:42,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:29:43,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:29:43,127 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:29:43,132 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:29:43,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:29:53,964 WARN L539 Checker$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 20:29:55,023 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:29:55,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:29:55,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 181 states and 271 transitions. [2023-11-23 20:29:55,053 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 271 transitions. [2023-11-23 20:29:55,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:29:55,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:29:55,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:29:55,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:29:55,291 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:29:55,303 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:29:55,310 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 20:29:55,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:29:55,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 181 states and 269 transitions. [2023-11-23 20:29:55,325 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 269 transitions. [2023-11-23 20:29:55,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:29:55,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:29:55,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:29:55,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:29:55,532 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:29:55,535 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:29:55,540 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 20:29:55,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:29:55,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 181 states and 267 transitions. [2023-11-23 20:29:55,552 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 267 transitions. [2023-11-23 20:29:55,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:29:55,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:29:55,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:29:55,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:29:55,804 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:29:55,807 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:29:55,812 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:05,825 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 20:30:05,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:05,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 181 states and 265 transitions. [2023-11-23 20:30:05,843 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 265 transitions. [2023-11-23 20:30:05,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:30:05,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:05,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:06,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:06,183 INFO L262 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:30:06,186 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:06,283 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:30:16,306 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:30:26,337 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers []