./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test10-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_5e9ce9ab-1ca5-4a7f-a63e-6283f11d2328/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9ce9ab-1ca5-4a7f-a63e-6283f11d2328/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9ce9ab-1ca5-4a7f-a63e-6283f11d2328/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9ce9ab-1ca5-4a7f-a63e-6283f11d2328/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test10-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9ce9ab-1ca5-4a7f-a63e-6283f11d2328/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9ce9ab-1ca5-4a7f-a63e-6283f11d2328/bin/ukojak-verify-0OAaufAVZV --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 b06fba6fbf61d996c1af57497d908c6dba492febf0212a36ee7b28f5806d365e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:06:46,782 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:06:46,862 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9ce9ab-1ca5-4a7f-a63e-6283f11d2328/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-12 00:06:46,867 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:06:46,867 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:06:46,895 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:06:46,896 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:06:46,896 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:06:46,897 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:06:46,898 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:06:46,899 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:06:46,899 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:06:46,900 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:06:46,900 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:06:46,901 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:06:46,902 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:06:46,902 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:06:46,903 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:06:46,903 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:06:46,904 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:06:46,905 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:06:46,905 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:06:46,906 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:06:46,907 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:06:46,907 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:06:46,908 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:06:46,908 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:06:46,909 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:06:46,909 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:06:46,910 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:06:46,910 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:06:46,911 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:06:46,911 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:06:46,911 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:06:46,912 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_5e9ce9ab-1ca5-4a7f-a63e-6283f11d2328/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9ce9ab-1ca5-4a7f-a63e-6283f11d2328/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b06fba6fbf61d996c1af57497d908c6dba492febf0212a36ee7b28f5806d365e [2023-11-12 00:06:47,167 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:06:47,194 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:06:47,197 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:06:47,198 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:06:47,199 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:06:47,200 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9ce9ab-1ca5-4a7f-a63e-6283f11d2328/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test10-1.i [2023-11-12 00:06:50,457 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:06:50,964 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:06:50,967 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9ce9ab-1ca5-4a7f-a63e-6283f11d2328/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test10-1.i [2023-11-12 00:06:50,999 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9ce9ab-1ca5-4a7f-a63e-6283f11d2328/bin/ukojak-verify-0OAaufAVZV/data/f80313718/3dcaa796db65451aa54d11367e3a9001/FLAGf915baf8e [2023-11-12 00:06:51,022 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9ce9ab-1ca5-4a7f-a63e-6283f11d2328/bin/ukojak-verify-0OAaufAVZV/data/f80313718/3dcaa796db65451aa54d11367e3a9001 [2023-11-12 00:06:51,030 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:06:51,032 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:06:51,036 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:06:51,037 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:06:51,042 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:06:51,046 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:06:51" (1/1) ... [2023-11-12 00:06:51,048 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@378022b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:51, skipping insertion in model container [2023-11-12 00:06:51,048 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:06:51" (1/1) ... [2023-11-12 00:06:51,150 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:06:51,960 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:06:51,975 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:06:52,265 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:06:52,318 WARN L672 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:06:52,327 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:06:52,327 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:52 WrapperNode [2023-11-12 00:06:52,328 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:06:52,329 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:06:52,329 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:06:52,329 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:06:52,338 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:52" (1/1) ... [2023-11-12 00:06:52,413 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:52" (1/1) ... [2023-11-12 00:06:52,609 INFO L138 Inliner]: procedures = 177, calls = 525, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3140 [2023-11-12 00:06:52,610 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:06:52,610 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:06:52,611 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:06:52,611 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:06:52,622 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:52" (1/1) ... [2023-11-12 00:06:52,622 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:52" (1/1) ... [2023-11-12 00:06:52,658 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:52" (1/1) ... [2023-11-12 00:06:52,658 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:52" (1/1) ... [2023-11-12 00:06:52,748 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:52" (1/1) ... [2023-11-12 00:06:52,780 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:52" (1/1) ... [2023-11-12 00:06:52,790 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:52" (1/1) ... [2023-11-12 00:06:52,807 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:52" (1/1) ... [2023-11-12 00:06:52,829 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:06:52,831 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:06:52,831 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:06:52,831 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:06:52,832 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:52" (1/1) ... [2023-11-12 00:06:52,839 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:06:52,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9ce9ab-1ca5-4a7f-a63e-6283f11d2328/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:06:52,865 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9ce9ab-1ca5-4a7f-a63e-6283f11d2328/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:06:52,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9ce9ab-1ca5-4a7f-a63e-6283f11d2328/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:06:52,908 INFO L130 BoogieDeclarations]: Found specification of procedure test_int_int [2023-11-12 00:06:52,908 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int_int [2023-11-12 00:06:52,909 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:06:52,909 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-12 00:06:52,910 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-12 00:06:52,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:06:52,911 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-12 00:06:52,912 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-12 00:06:52,912 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:06:52,912 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:06:52,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 00:06:52,912 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:06:52,913 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-12 00:06:52,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 00:06:52,913 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:06:52,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:06:52,914 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:06:52,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:06:53,250 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:06:53,252 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:06:56,727 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:07:01,308 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:07:01,309 INFO L302 CfgBuilder]: Removed 151 assume(true) statements. [2023-11-12 00:07:01,313 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:07:01 BoogieIcfgContainer [2023-11-12 00:07:01,313 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:07:01,314 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:07:01,314 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:07:01,326 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:07:01,326 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:07:01" (1/1) ... [2023-11-12 00:07:01,340 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:07:01,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:07:01,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 279 states and 479 transitions. [2023-11-12 00:07:01,431 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 479 transitions. [2023-11-12 00:07:01,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-12 00:07:01,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:07:01,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:07:01,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:07:01,699 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-12 00:07:01,708 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:07:01,804 INFO L351 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 [2023-11-12 00:07:01,815 INFO L351 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 [2023-11-12 00:07:01,864 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-12 00:07:01,866 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-12 00:07:01,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:07:01,875 INFO L351 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 [2023-11-12 00:07:01,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:07:01,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:07:01,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 282 states and 484 transitions. [2023-11-12 00:07:01,958 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 484 transitions. [2023-11-12 00:07:01,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-12 00:07:01,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:07:01,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:07:02,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:07:02,097 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-12 00:07:02,102 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:07:02,110 INFO L351 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 [2023-11-12 00:07:02,116 INFO L351 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 [2023-11-12 00:07:02,146 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-12 00:07:02,147 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-12 00:07:02,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:07:02,154 INFO L351 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 [2023-11-12 00:07:02,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:07:02,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:07:02,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 283 states and 485 transitions. [2023-11-12 00:07:02,182 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 485 transitions. [2023-11-12 00:07:02,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-12 00:07:02,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:07:02,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:07:02,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:07:02,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:07:02,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:07:02,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 283 states and 483 transitions. [2023-11-12 00:07:02,406 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 483 transitions. [2023-11-12 00:07:02,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-12 00:07:02,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:07:02,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:07:02,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:07:02,545 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:07:02,549 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:07:02,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:07:02,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:07:02,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 283 states and 480 transitions. [2023-11-12 00:07:02,563 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 480 transitions. [2023-11-12 00:07:02,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-12 00:07:02,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:07:02,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:07:02,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:07:02,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:07:02,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:07:02,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 283 states and 476 transitions. [2023-11-12 00:07:02,625 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 476 transitions. [2023-11-12 00:07:02,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-12 00:07:02,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:07:02,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:07:02,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:07:02,746 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:07:02,750 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:07:02,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:07:02,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:07:02,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 283 states and 472 transitions. [2023-11-12 00:07:02,779 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 472 transitions. [2023-11-12 00:07:02,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-12 00:07:02,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:07:02,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:07:02,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:07:03,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:07:03,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:07:03,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 283 states and 469 transitions. [2023-11-12 00:07:03,125 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 469 transitions. [2023-11-12 00:07:03,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-12 00:07:03,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:07:03,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:07:03,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:07:03,271 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:07:03,276 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:07:03,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:07:03,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:07:03,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 283 states and 463 transitions. [2023-11-12 00:07:03,304 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 463 transitions. [2023-11-12 00:07:03,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-12 00:07:03,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:07:03,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:07:03,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:07:03,525 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:07:03,531 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:07:03,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:07:13,571 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:07:13,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:07:13,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 283 states and 457 transitions. [2023-11-12 00:07:13,699 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 457 transitions. [2023-11-12 00:07:13,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-12 00:07:13,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:07:13,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:07:14,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:07:14,020 INFO L262 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-12 00:07:14,028 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:07:14,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:07:24,543 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:07:34,573 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:07:44,612 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers []