./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test6-2.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_3ee9600e-8ae1-45fb-9fb4-89bc9c628c74/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee9600e-8ae1-45fb-9fb4-89bc9c628c74/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_3ee9600e-8ae1-45fb-9fb4-89bc9c628c74/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee9600e-8ae1-45fb-9fb4-89bc9c628c74/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test6-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee9600e-8ae1-45fb-9fb4-89bc9c628c74/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_3ee9600e-8ae1-45fb-9fb4-89bc9c628c74/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 4a058bd9944921e52018f99044f11f694f824f3f09daf510330544b4558ba193 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:33:03,161 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:33:03,297 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee9600e-8ae1-45fb-9fb4-89bc9c628c74/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:33:03,305 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:33:03,310 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:33:03,353 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:33:03,354 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:33:03,355 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:33:03,357 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:33:03,363 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:33:03,363 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:33:03,364 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:33:03,365 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:33:03,367 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:33:03,368 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:33:03,368 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:33:03,369 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:33:03,369 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:33:03,370 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:33:03,371 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:33:03,372 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:33:03,373 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:33:03,373 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:33:03,374 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:33:03,374 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:33:03,375 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:33:03,376 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:33:03,377 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:33:03,378 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:33:03,378 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:33:03,380 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:33:03,380 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:33:03,381 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:33:03,381 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:33:03,382 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:33:03,382 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_3ee9600e-8ae1-45fb-9fb4-89bc9c628c74/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee9600e-8ae1-45fb-9fb4-89bc9c628c74/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4a058bd9944921e52018f99044f11f694f824f3f09daf510330544b4558ba193 [2023-11-19 03:33:03,677 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:33:03,703 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:33:03,706 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:33:03,707 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:33:03,708 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:33:03,710 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee9600e-8ae1-45fb-9fb4-89bc9c628c74/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test6-2.i [2023-11-19 03:33:07,037 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:33:07,537 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:33:07,542 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee9600e-8ae1-45fb-9fb4-89bc9c628c74/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test6-2.i [2023-11-19 03:33:07,587 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee9600e-8ae1-45fb-9fb4-89bc9c628c74/bin/ukojak-verify-G8NBE6pJGL/data/f556f7e3c/5e32353fb4174610bbcb94ec84b2585e/FLAG24c9d9128 [2023-11-19 03:33:07,610 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee9600e-8ae1-45fb-9fb4-89bc9c628c74/bin/ukojak-verify-G8NBE6pJGL/data/f556f7e3c/5e32353fb4174610bbcb94ec84b2585e [2023-11-19 03:33:07,617 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:33:07,619 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:33:07,624 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:33:07,624 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:33:07,634 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:33:07,635 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:33:07" (1/1) ... [2023-11-19 03:33:07,639 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1681d1a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:07, skipping insertion in model container [2023-11-19 03:33:07,639 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:33:07" (1/1) ... [2023-11-19 03:33:07,751 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:33:08,537 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:33:08,564 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:33:08,745 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:33:08,821 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:33:08,829 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:33:08,830 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:08 WrapperNode [2023-11-19 03:33:08,830 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:33:08,831 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:33:08,831 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:33:08,832 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:33:08,841 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:08" (1/1) ... [2023-11-19 03:33:08,883 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:08" (1/1) ... [2023-11-19 03:33:08,991 INFO L138 Inliner]: procedures = 282, calls = 351, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 1552 [2023-11-19 03:33:08,992 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:33:08,992 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:33:08,993 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:33:08,993 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:33:09,003 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:08" (1/1) ... [2023-11-19 03:33:09,004 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:08" (1/1) ... [2023-11-19 03:33:09,022 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:08" (1/1) ... [2023-11-19 03:33:09,022 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:08" (1/1) ... [2023-11-19 03:33:09,085 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:08" (1/1) ... [2023-11-19 03:33:09,119 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:08" (1/1) ... [2023-11-19 03:33:09,128 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:08" (1/1) ... [2023-11-19 03:33:09,144 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:08" (1/1) ... [2023-11-19 03:33:09,174 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:33:09,176 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:33:09,176 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:33:09,176 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:33:09,177 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:08" (1/1) ... [2023-11-19 03:33:09,184 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:33:09,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee9600e-8ae1-45fb-9fb4-89bc9c628c74/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:33:09,213 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee9600e-8ae1-45fb-9fb4-89bc9c628c74/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:33:09,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee9600e-8ae1-45fb-9fb4-89bc9c628c74/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:33:09,271 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-19 03:33:09,272 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-19 03:33:09,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:33:09,273 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 03:33:09,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:33:09,274 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:33:09,275 INFO L130 BoogieDeclarations]: Found specification of procedure alt_bzero [2023-11-19 03:33:09,275 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_bzero [2023-11-19 03:33:09,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:33:09,275 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:33:09,276 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:33:09,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:33:09,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:33:09,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:33:09,276 INFO L130 BoogieDeclarations]: Found specification of procedure alt_malloc [2023-11-19 03:33:09,277 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_malloc [2023-11-19 03:33:09,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:33:09,277 INFO L130 BoogieDeclarations]: Found specification of procedure alt_free [2023-11-19 03:33:09,277 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_free [2023-11-19 03:33:09,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:33:09,280 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:33:09,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:33:09,607 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:33:09,610 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:33:11,341 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:33:13,111 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:33:13,111 INFO L302 CfgBuilder]: Removed 72 assume(true) statements. [2023-11-19 03:33:13,118 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:33:13 BoogieIcfgContainer [2023-11-19 03:33:13,118 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:33:13,119 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:33:13,120 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:33:13,130 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:33:13,130 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:33:13" (1/1) ... [2023-11-19 03:33:13,139 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:33:13,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:13,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 196 states and 304 transitions. [2023-11-19 03:33:13,202 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 304 transitions. [2023-11-19 03:33:13,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:33:13,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:13,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:13,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:13,398 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:33:13,405 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:13,507 INFO L349 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2023-11-19 03:33:13,508 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 64 [2023-11-19 03:33:13,520 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-19 03:33:13,558 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-19 03:33:13,584 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 14 [2023-11-19 03:33:13,664 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:33:13,666 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-19 03:33:13,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:33:13,675 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 03:33:13,683 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 03:33:13,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:13,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 199 states and 309 transitions. [2023-11-19 03:33:13,769 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 309 transitions. [2023-11-19 03:33:13,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:33:13,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:13,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:13,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:13,916 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:33:13,920 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:13,964 INFO L349 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2023-11-19 03:33:13,965 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 64 [2023-11-19 03:33:13,990 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-19 03:33:14,024 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-19 03:33:14,070 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 03:33:14,149 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:33:14,150 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2023-11-19 03:33:14,153 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 5 treesize of output 3 [2023-11-19 03:33:14,177 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:33:14,178 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-19 03:33:14,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:33:14,184 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 03:33:14,189 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 03:33:14,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:14,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 200 states and 310 transitions. [2023-11-19 03:33:14,211 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 310 transitions. [2023-11-19 03:33:14,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:33:14,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:14,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:14,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:14,313 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:33:14,316 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:14,318 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 03:33:14,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:14,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 200 states and 308 transitions. [2023-11-19 03:33:14,327 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 308 transitions. [2023-11-19 03:33:14,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:33:14,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:14,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:14,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:14,456 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:33:14,459 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:14,465 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 03:33:14,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:14,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 200 states and 302 transitions. [2023-11-19 03:33:14,475 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 302 transitions. [2023-11-19 03:33:14,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:33:14,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:14,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:14,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:14,701 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 03:33:14,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:14,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 198 states and 292 transitions. [2023-11-19 03:33:14,803 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 292 transitions. [2023-11-19 03:33:14,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:33:14,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:14,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:14,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:14,925 INFO L262 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:33:14,928 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:14,933 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 03:33:14,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:14,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 198 states and 290 transitions. [2023-11-19 03:33:14,947 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 290 transitions. [2023-11-19 03:33:14,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:33:14,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:14,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:15,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:15,084 INFO L262 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:33:15,087 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:15,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:25,111 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:33:25,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:25,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 198 states and 288 transitions. [2023-11-19 03:33:25,125 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 288 transitions. [2023-11-19 03:33:25,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:33:25,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:25,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:25,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:25,334 INFO L262 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:33:25,338 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:25,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:29,296 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.38s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:33:29,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:29,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 216 states and 315 transitions. [2023-11-19 03:33:29,399 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 315 transitions. [2023-11-19 03:33:29,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:33:29,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:29,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:29,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:29,584 INFO L262 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:33:29,590 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:29,772 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 03:33:40,469 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:33:50,478 WARN L539 Checker$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 03:34:00,493 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:34:10,501 WARN L539 Checker$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 03:34:10,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:10,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 228 states and 333 transitions. [2023-11-19 03:34:10,670 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 333 transitions. [2023-11-19 03:34:10,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:34:10,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:10,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:10,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:10,860 INFO L262 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:34:10,873 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:10,879 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:11,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:11,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 228 states and 331 transitions. [2023-11-19 03:34:11,882 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 331 transitions. [2023-11-19 03:34:11,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:34:11,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:11,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:12,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:12,123 INFO L262 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:34:12,134 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:12,194 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.