./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test10-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fc2545-060e-42cd-b700-6e54f133cf34/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fc2545-060e-42cd-b700-6e54f133cf34/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_b6fc2545-060e-42cd-b700-6e54f133cf34/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fc2545-060e-42cd-b700-6e54f133cf34/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test10-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fc2545-060e-42cd-b700-6e54f133cf34/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_b6fc2545-060e-42cd-b700-6e54f133cf34/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 43c551c05c986c34609f999e25a13e0dbb4f692e7b1d3b7f2939ec615c71d0d0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:55:46,707 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:55:46,795 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fc2545-060e-42cd-b700-6e54f133cf34/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 02:55:46,801 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:55:46,802 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:55:46,852 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:55:46,854 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:55:46,855 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:55:46,856 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:55:46,861 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:55:46,861 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:55:46,862 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:55:46,862 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:55:46,864 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:55:46,865 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:55:46,865 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:55:46,865 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:55:46,866 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:55:46,867 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:55:46,867 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:55:46,867 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:55:46,868 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:55:46,868 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:55:46,886 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:55:46,887 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:55:46,887 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:55:46,888 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:55:46,888 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:55:46,888 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:55:46,889 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:55:46,889 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:55:46,890 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:55:46,890 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:55:46,890 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:55:46,890 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:55:46,891 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_b6fc2545-060e-42cd-b700-6e54f133cf34/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fc2545-060e-42cd-b700-6e54f133cf34/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 43c551c05c986c34609f999e25a13e0dbb4f692e7b1d3b7f2939ec615c71d0d0 [2023-11-19 02:55:47,174 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:55:47,221 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:55:47,224 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:55:47,226 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:55:47,226 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:55:47,228 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fc2545-060e-42cd-b700-6e54f133cf34/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test10-1.i [2023-11-19 02:55:50,481 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:55:51,016 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:55:51,017 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fc2545-060e-42cd-b700-6e54f133cf34/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test10-1.i [2023-11-19 02:55:51,053 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fc2545-060e-42cd-b700-6e54f133cf34/bin/ukojak-verify-G8NBE6pJGL/data/4818ae999/3e310d852b2c41a88242cfed2d362efb/FLAG9e2e5a2d6 [2023-11-19 02:55:51,071 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fc2545-060e-42cd-b700-6e54f133cf34/bin/ukojak-verify-G8NBE6pJGL/data/4818ae999/3e310d852b2c41a88242cfed2d362efb [2023-11-19 02:55:51,074 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:55:51,075 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:55:51,077 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:55:51,077 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:55:51,083 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:55:51,084 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:55:51" (1/1) ... [2023-11-19 02:55:51,085 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d25560d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:51, skipping insertion in model container [2023-11-19 02:55:51,086 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:55:51" (1/1) ... [2023-11-19 02:55:51,171 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:55:52,106 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:55:52,119 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:55:52,333 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:55:52,374 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:55:52,384 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:55:52,385 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:52 WrapperNode [2023-11-19 02:55:52,385 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:55:52,387 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:55:52,388 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:55:52,388 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:55:52,397 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:52" (1/1) ... [2023-11-19 02:55:52,469 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:52" (1/1) ... [2023-11-19 02:55:52,649 INFO L138 Inliner]: procedures = 177, calls = 525, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3140 [2023-11-19 02:55:52,649 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:55:52,650 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:55:52,651 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:55:52,651 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:55:52,661 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:52" (1/1) ... [2023-11-19 02:55:52,662 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:52" (1/1) ... [2023-11-19 02:55:52,692 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:52" (1/1) ... [2023-11-19 02:55:52,692 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:52" (1/1) ... [2023-11-19 02:55:52,802 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:52" (1/1) ... [2023-11-19 02:55:52,855 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:52" (1/1) ... [2023-11-19 02:55:52,873 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:52" (1/1) ... [2023-11-19 02:55:52,895 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:52" (1/1) ... [2023-11-19 02:55:52,938 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:55:52,940 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:55:52,940 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:55:52,940 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:55:52,941 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:52" (1/1) ... [2023-11-19 02:55:52,948 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:55:52,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fc2545-060e-42cd-b700-6e54f133cf34/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:55:52,984 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fc2545-060e-42cd-b700-6e54f133cf34/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:55:53,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fc2545-060e-42cd-b700-6e54f133cf34/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:55:53,036 INFO L130 BoogieDeclarations]: Found specification of procedure test_int_int [2023-11-19 02:55:53,036 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int_int [2023-11-19 02:55:53,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:55:53,037 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 02:55:53,038 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 02:55:53,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:55:53,038 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 02:55:53,039 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 02:55:53,039 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:55:53,039 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:55:53,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 02:55:53,040 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:55:53,041 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 02:55:53,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 02:55:53,042 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:55:53,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:55:53,042 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:55:53,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:55:53,411 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:55:53,417 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:55:56,757 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:56:01,668 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:56:01,668 INFO L302 CfgBuilder]: Removed 151 assume(true) statements. [2023-11-19 02:56:01,686 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:56:01 BoogieIcfgContainer [2023-11-19 02:56:01,686 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:56:01,688 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:56:01,688 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:56:01,701 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:56:01,701 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:56:01" (1/1) ... [2023-11-19 02:56:01,718 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:56:01,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:01,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 279 states and 479 transitions. [2023-11-19 02:56:01,805 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 479 transitions. [2023-11-19 02:56:01,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 02:56:01,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:01,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:02,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:02,057 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 02:56:02,067 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:56:02,154 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 02:56:02,193 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 02:56:02,274 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 02:56:02,276 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-19 02:56:02,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:56:02,287 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 02:56:02,299 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 02:56:02,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:02,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 282 states and 484 transitions. [2023-11-19 02:56:02,388 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 484 transitions. [2023-11-19 02:56:02,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:56:02,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:02,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:02,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:02,572 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 02:56:02,578 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:56:02,592 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 02:56:02,598 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 02:56:02,659 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 02:56:02,660 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-19 02:56:02,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:56:02,672 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 02:56:02,682 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 02:56:02,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:02,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 283 states and 485 transitions. [2023-11-19 02:56:02,712 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 485 transitions. [2023-11-19 02:56:02,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:56:02,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:02,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:02,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:02,866 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 02:56:02,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:02,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 283 states and 483 transitions. [2023-11-19 02:56:02,885 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 483 transitions. [2023-11-19 02:56:02,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:56:02,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:02,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:03,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:03,033 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:56:03,037 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:56:03,040 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 02:56:03,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:03,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 283 states and 480 transitions. [2023-11-19 02:56:03,053 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 480 transitions. [2023-11-19 02:56:03,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 02:56:03,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:03,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:03,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:03,270 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 02:56:03,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:03,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 283 states and 476 transitions. [2023-11-19 02:56:03,291 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 476 transitions. [2023-11-19 02:56:03,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 02:56:03,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:03,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:03,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:03,432 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:56:03,437 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:56:03,444 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 02:56:03,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:03,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 283 states and 472 transitions. [2023-11-19 02:56:03,461 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 472 transitions. [2023-11-19 02:56:03,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:56:03,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:03,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:03,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:03,698 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 02:56:03,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:03,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 283 states and 469 transitions. [2023-11-19 02:56:03,803 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 469 transitions. [2023-11-19 02:56:03,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:56:03,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:03,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:03,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:03,948 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:56:03,952 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:56:03,959 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 02:56:03,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:03,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 283 states and 463 transitions. [2023-11-19 02:56:03,975 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 463 transitions. [2023-11-19 02:56:03,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 02:56:03,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:03,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:04,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:04,171 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:56:04,176 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:56:04,185 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 02:56:14,232 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 02:56:14,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:14,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 283 states and 457 transitions. [2023-11-19 02:56:14,298 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 457 transitions. [2023-11-19 02:56:14,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 02:56:14,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:14,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:14,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:14,588 INFO L262 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 02:56:14,595 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:56:14,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:56:25,091 WARN L539 Checker$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 02:56:26,114 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 02:56:26,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:26,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 284 states and 456 transitions. [2023-11-19 02:56:26,143 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 456 transitions. [2023-11-19 02:56:26,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 02:56:26,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:26,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:26,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:26,488 INFO L262 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:56:26,493 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:56:26,497 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:56:36,512 WARN L539 Checker$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 02:56:36,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:36,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 284 states and 454 transitions. [2023-11-19 02:56:36,529 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 454 transitions. [2023-11-19 02:56:36,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 02:56:36,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:36,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:36,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:36,842 INFO L262 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 02:56:36,847 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:56:36,943 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:56:46,976 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 02:56:47,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:47,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 285 states and 453 transitions. [2023-11-19 02:56:47,356 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 453 transitions. [2023-11-19 02:56:47,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 02:56:47,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:47,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:47,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:47,664 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:56:47,671 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:56:47,674 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 02:56:47,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:47,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 285 states and 448 transitions. [2023-11-19 02:56:47,687 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 448 transitions. [2023-11-19 02:56:47,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 02:56:47,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:47,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:47,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:47,987 INFO L262 TraceCheckSpWp]: Trace formula consists of 376 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:56:47,996 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:56:48,002 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 02:56:48,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:48,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 285 states and 442 transitions. [2023-11-19 02:56:48,026 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 442 transitions. [2023-11-19 02:56:48,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 02:56:48,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:48,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:48,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:48,408 INFO L262 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:56:48,412 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:56:48,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.