./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test2-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_fcda5467-9cd2-4fb7-8258-9b03aa94f99d/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcda5467-9cd2-4fb7-8258-9b03aa94f99d/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcda5467-9cd2-4fb7-8258-9b03aa94f99d/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcda5467-9cd2-4fb7-8258-9b03aa94f99d/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test2-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcda5467-9cd2-4fb7-8258-9b03aa94f99d/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcda5467-9cd2-4fb7-8258-9b03aa94f99d/bin/ukojak-verify-afCqCEvfdi --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 dbea62dc4a872959247118f049e63d406eb1e848bb1ed8397f1082fdec77074c --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:17:36,506 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:17:36,590 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcda5467-9cd2-4fb7-8258-9b03aa94f99d/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 22:17:36,596 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:17:36,596 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:17:36,619 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:17:36,620 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:17:36,620 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:17:36,621 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:17:36,622 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:17:36,622 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:17:36,623 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:17:36,623 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:17:36,624 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:17:36,625 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:17:36,625 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:17:36,626 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:17:36,626 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:17:36,626 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:17:36,627 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:17:36,627 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:17:36,628 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:17:36,629 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:17:36,629 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:17:36,630 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:17:36,630 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:17:36,630 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:17:36,631 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:17:36,632 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:17:36,632 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:17:36,633 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:17:36,634 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:17:36,635 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:17:36,635 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:17:36,636 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:17:36,636 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_fcda5467-9cd2-4fb7-8258-9b03aa94f99d/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcda5467-9cd2-4fb7-8258-9b03aa94f99d/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dbea62dc4a872959247118f049e63d406eb1e848bb1ed8397f1082fdec77074c [2023-11-24 22:17:36,910 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:17:36,943 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:17:36,967 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:17:36,968 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:17:36,969 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:17:36,971 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcda5467-9cd2-4fb7-8258-9b03aa94f99d/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test2-1.i [2023-11-24 22:17:40,152 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:17:40,554 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:17:40,555 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcda5467-9cd2-4fb7-8258-9b03aa94f99d/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test2-1.i [2023-11-24 22:17:40,589 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcda5467-9cd2-4fb7-8258-9b03aa94f99d/bin/ukojak-verify-afCqCEvfdi/data/7bb0f5ca5/f04cb123a5654ff595b18f96787f8bf5/FLAG441c54efb [2023-11-24 22:17:40,606 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcda5467-9cd2-4fb7-8258-9b03aa94f99d/bin/ukojak-verify-afCqCEvfdi/data/7bb0f5ca5/f04cb123a5654ff595b18f96787f8bf5 [2023-11-24 22:17:40,611 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:17:40,613 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:17:40,614 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:17:40,614 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:17:40,619 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:17:40,620 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:17:40" (1/1) ... [2023-11-24 22:17:40,624 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c587834 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:40, skipping insertion in model container [2023-11-24 22:17:40,624 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:17:40" (1/1) ... [2023-11-24 22:17:40,712 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:17:41,311 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:17:41,333 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:17:41,531 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:17:41,600 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:17:41,608 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:17:41,609 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:41 WrapperNode [2023-11-24 22:17:41,609 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:17:41,611 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:17:41,611 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:17:41,612 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:17:41,620 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:41" (1/1) ... [2023-11-24 22:17:41,683 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:41" (1/1) ... [2023-11-24 22:17:41,792 INFO L138 Inliner]: procedures = 208, calls = 237, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1215 [2023-11-24 22:17:41,793 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:17:41,794 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:17:41,794 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:17:41,794 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:17:41,805 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:41" (1/1) ... [2023-11-24 22:17:41,806 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:41" (1/1) ... [2023-11-24 22:17:41,819 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:41" (1/1) ... [2023-11-24 22:17:41,820 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:41" (1/1) ... [2023-11-24 22:17:41,867 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:41" (1/1) ... [2023-11-24 22:17:41,882 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:41" (1/1) ... [2023-11-24 22:17:41,891 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:41" (1/1) ... [2023-11-24 22:17:41,898 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:41" (1/1) ... [2023-11-24 22:17:41,912 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:17:41,913 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:17:41,913 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:17:41,913 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:17:41,914 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:41" (1/1) ... [2023-11-24 22:17:41,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:17:41,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcda5467-9cd2-4fb7-8258-9b03aa94f99d/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:17:41,967 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcda5467-9cd2-4fb7-8258-9b03aa94f99d/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:17:41,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcda5467-9cd2-4fb7-8258-9b03aa94f99d/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:17:42,010 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-24 22:17:42,011 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-24 22:17:42,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-24 22:17:42,012 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-24 22:17:42,013 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:17:42,013 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-24 22:17:42,014 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:17:42,014 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:17:42,014 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:17:42,014 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 22:17:42,014 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 22:17:42,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:17:42,015 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:17:42,015 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:17:42,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:17:42,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:17:42,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:17:42,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:17:42,263 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:17:42,266 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:17:43,897 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:17:45,494 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:17:45,494 INFO L309 CfgBuilder]: Removed 54 assume(true) statements. [2023-11-24 22:17:45,496 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:17:45 BoogieIcfgContainer [2023-11-24 22:17:45,496 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:17:45,497 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:17:45,497 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:17:45,507 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:17:45,508 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:17:45" (1/1) ... [2023-11-24 22:17:45,519 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:17:45,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:45,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 132 states and 213 transitions. [2023-11-24 22:17:45,602 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 213 transitions. [2023-11-24 22:17:45,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:17:45,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:45,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:45,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:45,790 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-24 22:17:45,796 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:45,869 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 [2023-11-24 22:17:45,878 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 [2023-11-24 22:17:45,924 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:17:45,925 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-24 22:17:45,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:17:45,934 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 [2023-11-24 22:17:45,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:17:46,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:46,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 135 states and 218 transitions. [2023-11-24 22:17:46,004 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 218 transitions. [2023-11-24 22:17:46,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:17:46,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:46,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:46,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:46,081 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-24 22:17:46,084 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:46,095 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 [2023-11-24 22:17:46,138 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:17:46,139 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-24 22:17:46,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:17:46,145 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 [2023-11-24 22:17:46,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:17:46,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:46,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 138 states and 223 transitions. [2023-11-24 22:17:46,289 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 223 transitions. [2023-11-24 22:17:46,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:17:46,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:46,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:46,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:46,369 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:17:46,371 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:46,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:17:46,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:46,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 138 states and 221 transitions. [2023-11-24 22:17:46,382 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 221 transitions. [2023-11-24 22:17:46,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:17:46,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:46,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:46,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:46,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:17:46,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:46,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 138 states and 217 transitions. [2023-11-24 22:17:46,761 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 217 transitions. [2023-11-24 22:17:46,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:17:46,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:46,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:46,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:46,849 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:17:46,852 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:46,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:17:46,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:46,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 138 states and 213 transitions. [2023-11-24 22:17:46,891 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 213 transitions. [2023-11-24 22:17:46,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:17:46,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:46,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:47,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:47,016 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:17:47,018 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:47,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:17:47,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:47,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 138 states and 207 transitions. [2023-11-24 22:17:47,042 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 207 transitions. [2023-11-24 22:17:47,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 22:17:47,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:47,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:47,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:47,230 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:17:47,234 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:47,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:17:57,272 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 22:17:57,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:57,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 138 states and 201 transitions. [2023-11-24 22:17:57,388 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 201 transitions. [2023-11-24 22:17:57,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 22:17:57,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:57,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:57,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:57,648 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:17:57,652 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:57,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:18:08,310 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 22:18:18,349 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 22:18:28,392 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 22:18:38,470 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 22:18:38,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:38,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 153 states and 220 transitions. [2023-11-24 22:18:38,514 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 220 transitions. [2023-11-24 22:18:38,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 22:18:38,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:38,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:38,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:38,716 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:18:38,727 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:38,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:18:38,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:38,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 153 states and 218 transitions. [2023-11-24 22:18:38,747 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 218 transitions. [2023-11-24 22:18:38,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 22:18:38,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:38,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:38,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:38,946 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:18:38,948 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:38,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:18:38,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:38,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 153 states and 216 transitions. [2023-11-24 22:18:38,961 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 216 transitions. [2023-11-24 22:18:38,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 22:18:38,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:38,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:39,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:39,249 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:18:39,252 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:39,255 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.