./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test8-2.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_764156ff-3a51-44a3-a47a-5ff04c81f6a3/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764156ff-3a51-44a3-a47a-5ff04c81f6a3/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_764156ff-3a51-44a3-a47a-5ff04c81f6a3/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764156ff-3a51-44a3-a47a-5ff04c81f6a3/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test8-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764156ff-3a51-44a3-a47a-5ff04c81f6a3/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_764156ff-3a51-44a3-a47a-5ff04c81f6a3/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 3011b5baaaedb6c621e2913d841379eae3b8a9da7212e43b784fc8c1004eda96 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:50:15,492 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:50:15,562 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764156ff-3a51-44a3-a47a-5ff04c81f6a3/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 02:50:15,567 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:50:15,568 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:50:15,607 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:50:15,609 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:50:15,610 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:50:15,612 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:50:15,617 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:50:15,619 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:50:15,620 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:50:15,620 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:50:15,622 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:50:15,623 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:50:15,623 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:50:15,624 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:50:15,625 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:50:15,625 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:50:15,626 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:50:15,626 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:50:15,627 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:50:15,627 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:50:15,628 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:50:15,629 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:50:15,629 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:50:15,630 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:50:15,631 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:50:15,631 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:50:15,632 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:50:15,633 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:50:15,634 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:50:15,634 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:50:15,635 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:50:15,635 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:50:15,635 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_764156ff-3a51-44a3-a47a-5ff04c81f6a3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764156ff-3a51-44a3-a47a-5ff04c81f6a3/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3011b5baaaedb6c621e2913d841379eae3b8a9da7212e43b784fc8c1004eda96 [2023-11-19 02:50:15,998 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:50:16,035 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:50:16,038 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:50:16,039 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:50:16,040 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:50:16,041 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764156ff-3a51-44a3-a47a-5ff04c81f6a3/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test8-2.i [2023-11-19 02:50:19,098 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:50:19,519 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:50:19,523 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764156ff-3a51-44a3-a47a-5ff04c81f6a3/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test8-2.i [2023-11-19 02:50:19,553 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764156ff-3a51-44a3-a47a-5ff04c81f6a3/bin/ukojak-verify-G8NBE6pJGL/data/c83f118be/8d654f939750441da17d0c6e193be16e/FLAGb790ce8d1 [2023-11-19 02:50:19,572 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764156ff-3a51-44a3-a47a-5ff04c81f6a3/bin/ukojak-verify-G8NBE6pJGL/data/c83f118be/8d654f939750441da17d0c6e193be16e [2023-11-19 02:50:19,581 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:50:19,587 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:50:19,594 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:50:19,594 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:50:19,601 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:50:19,604 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:50:19" (1/1) ... [2023-11-19 02:50:19,606 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7072686b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:19, skipping insertion in model container [2023-11-19 02:50:19,606 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:50:19" (1/1) ... [2023-11-19 02:50:19,699 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:50:20,510 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:50:20,557 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:50:20,648 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:50:20,702 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:50:20,711 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:50:20,712 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:20 WrapperNode [2023-11-19 02:50:20,712 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:50:20,714 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:50:20,714 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:50:20,714 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:50:20,723 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:20" (1/1) ... [2023-11-19 02:50:20,780 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:20" (1/1) ... [2023-11-19 02:50:20,899 INFO L138 Inliner]: procedures = 177, calls = 350, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1500 [2023-11-19 02:50:20,900 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:50:20,901 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:50:20,901 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:50:20,901 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:50:20,912 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:20" (1/1) ... [2023-11-19 02:50:20,912 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:20" (1/1) ... [2023-11-19 02:50:20,926 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:20" (1/1) ... [2023-11-19 02:50:20,926 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:20" (1/1) ... [2023-11-19 02:50:21,016 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:20" (1/1) ... [2023-11-19 02:50:21,056 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:20" (1/1) ... [2023-11-19 02:50:21,065 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:20" (1/1) ... [2023-11-19 02:50:21,081 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:20" (1/1) ... [2023-11-19 02:50:21,102 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:50:21,105 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:50:21,105 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:50:21,105 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:50:21,106 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:20" (1/1) ... [2023-11-19 02:50:21,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:50:21,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764156ff-3a51-44a3-a47a-5ff04c81f6a3/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:50:21,148 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764156ff-3a51-44a3-a47a-5ff04c81f6a3/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:50:21,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764156ff-3a51-44a3-a47a-5ff04c81f6a3/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:50:21,201 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-19 02:50:21,202 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-19 02:50:21,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:50:21,202 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 02:50:21,203 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 02:50:21,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:50:21,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 02:50:21,205 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 02:50:21,205 INFO L130 BoogieDeclarations]: Found specification of procedure test_int [2023-11-19 02:50:21,205 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int [2023-11-19 02:50:21,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:50:21,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:50:21,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 02:50:21,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:50:21,206 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 02:50:21,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 02:50:21,207 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:50:21,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:50:21,207 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:50:21,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:50:21,509 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:50:21,512 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:50:23,533 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:50:25,622 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:50:25,622 INFO L302 CfgBuilder]: Removed 71 assume(true) statements. [2023-11-19 02:50:25,637 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:50:25 BoogieIcfgContainer [2023-11-19 02:50:25,638 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:50:25,640 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:50:25,641 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:50:25,657 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:50:25,657 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:50:25" (1/1) ... [2023-11-19 02:50:25,669 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:50:25,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:25,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 187 states and 310 transitions. [2023-11-19 02:50:25,763 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 310 transitions. [2023-11-19 02:50:25,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 02:50:25,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:25,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:25,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:25,991 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 02:50:26,000 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:26,093 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 02:50:26,105 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 02:50:26,160 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 02:50:26,163 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-19 02:50:26,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:26,176 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 02:50:26,186 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 02:50:26,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:26,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 190 states and 315 transitions. [2023-11-19 02:50:26,258 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 315 transitions. [2023-11-19 02:50:26,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:50:26,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:26,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:26,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:26,354 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 02:50:26,358 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:26,366 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 02:50:26,372 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 02:50:26,405 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 02:50:26,406 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2023-11-19 02:50:26,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:50:26,414 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 02:50:26,440 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 02:50:26,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:26,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 191 states and 317 transitions. [2023-11-19 02:50:26,565 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 317 transitions. [2023-11-19 02:50:26,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 02:50:26,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:26,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:26,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:26,670 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:50:26,673 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:26,678 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 02:50:26,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:26,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 191 states and 315 transitions. [2023-11-19 02:50:26,688 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 315 transitions. [2023-11-19 02:50:26,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 02:50:26,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:26,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:26,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:27,065 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 02:50:27,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:27,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 191 states and 309 transitions. [2023-11-19 02:50:27,237 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 309 transitions. [2023-11-19 02:50:27,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:50:27,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:27,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:27,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:27,335 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:50:27,338 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:27,341 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 02:50:27,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:27,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 191 states and 305 transitions. [2023-11-19 02:50:27,350 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 305 transitions. [2023-11-19 02:50:27,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:50:27,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:27,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:27,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:27,461 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:50:27,464 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:27,467 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 02:50:27,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:27,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 191 states and 299 transitions. [2023-11-19 02:50:27,476 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 299 transitions. [2023-11-19 02:50:27,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:50:27,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:27,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:27,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:27,666 INFO L262 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:50:27,670 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:27,674 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 02:50:30,756 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.07s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 02:50:30,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:30,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 191 states and 293 transitions. [2023-11-19 02:50:30,796 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 293 transitions. [2023-11-19 02:50:30,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 02:50:30,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:30,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:31,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:31,154 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 02:50:31,158 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:31,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:41,940 WARN L539 Checker$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 02:50:51,949 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 02:51:01,965 WARN L539 Checker$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 02:51:11,983 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 02:51:12,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:12,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 216 states and 327 transitions. [2023-11-19 02:51:12,220 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 327 transitions. [2023-11-19 02:51:12,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 02:51:12,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:12,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:12,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:12,450 INFO L262 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:51:12,462 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:51:12,470 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 02:51:12,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:12,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 216 states and 325 transitions. [2023-11-19 02:51:12,486 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 325 transitions. [2023-11-19 02:51:12,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 02:51:12,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:12,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:12,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:12,793 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 02:51:12,797 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:51:12,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.