./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test3-1.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_267f8337-31c1-4001-94bf-37d5f5007577/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267f8337-31c1-4001-94bf-37d5f5007577/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_267f8337-31c1-4001-94bf-37d5f5007577/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267f8337-31c1-4001-94bf-37d5f5007577/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test3-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267f8337-31c1-4001-94bf-37d5f5007577/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_267f8337-31c1-4001-94bf-37d5f5007577/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 f1f34940ecf685c2c1201858b264ccb53eb3034d3cb9952a1b49bb437c42dde1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:07:54,245 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:07:54,342 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267f8337-31c1-4001-94bf-37d5f5007577/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 04:07:54,348 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:07:54,349 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:07:54,386 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:07:54,393 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:07:54,393 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:07:54,395 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:07:54,399 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:07:54,401 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:07:54,401 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:07:54,402 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:07:54,403 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:07:54,404 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:07:54,404 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:07:54,405 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:07:54,405 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:07:54,405 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:07:54,406 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:07:54,406 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:07:54,407 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:07:54,407 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:07:54,408 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:07:54,408 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:07:54,408 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:07:54,409 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:07:54,410 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:07:54,410 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:54,411 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:07:54,412 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:07:54,412 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:07:54,412 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:07:54,413 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:07:54,413 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:07:54,413 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_267f8337-31c1-4001-94bf-37d5f5007577/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267f8337-31c1-4001-94bf-37d5f5007577/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f1f34940ecf685c2c1201858b264ccb53eb3034d3cb9952a1b49bb437c42dde1 [2023-11-19 04:07:54,760 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:07:54,795 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:07:54,798 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:07:54,800 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:07:54,801 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:07:54,803 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267f8337-31c1-4001-94bf-37d5f5007577/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test3-1.i [2023-11-19 04:07:57,992 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:07:58,408 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:07:58,411 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267f8337-31c1-4001-94bf-37d5f5007577/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test3-1.i [2023-11-19 04:07:58,430 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267f8337-31c1-4001-94bf-37d5f5007577/bin/ukojak-verify-G8NBE6pJGL/data/a3f8b60b4/240a0730ac474f2388b534a04e609b19/FLAG35b4731cb [2023-11-19 04:07:58,445 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267f8337-31c1-4001-94bf-37d5f5007577/bin/ukojak-verify-G8NBE6pJGL/data/a3f8b60b4/240a0730ac474f2388b534a04e609b19 [2023-11-19 04:07:58,448 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:07:58,449 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:07:58,451 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:58,451 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:07:58,456 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:07:58,457 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:58" (1/1) ... [2023-11-19 04:07:58,459 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e953205 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:58, skipping insertion in model container [2023-11-19 04:07:58,459 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:58" (1/1) ... [2023-11-19 04:07:58,535 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:07:59,223 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:59,236 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:07:59,350 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:59,480 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:07:59,496 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:07:59,497 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:59 WrapperNode [2023-11-19 04:07:59,497 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:59,498 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:59,498 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:07:59,498 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:07:59,508 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:59" (1/1) ... [2023-11-19 04:07:59,553 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:59" (1/1) ... [2023-11-19 04:07:59,650 INFO L138 Inliner]: procedures = 177, calls = 287, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1367 [2023-11-19 04:07:59,651 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:59,652 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:07:59,653 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:07:59,653 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:07:59,663 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:59" (1/1) ... [2023-11-19 04:07:59,664 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:59" (1/1) ... [2023-11-19 04:07:59,689 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:59" (1/1) ... [2023-11-19 04:07:59,692 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:59" (1/1) ... [2023-11-19 04:07:59,769 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:59" (1/1) ... [2023-11-19 04:07:59,802 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:59" (1/1) ... [2023-11-19 04:07:59,807 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:59" (1/1) ... [2023-11-19 04:07:59,823 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:59" (1/1) ... [2023-11-19 04:07:59,840 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:07:59,842 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:07:59,842 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:07:59,843 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:07:59,844 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:59" (1/1) ... [2023-11-19 04:07:59,850 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:59,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267f8337-31c1-4001-94bf-37d5f5007577/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:07:59,877 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267f8337-31c1-4001-94bf-37d5f5007577/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:07:59,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267f8337-31c1-4001-94bf-37d5f5007577/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:07:59,928 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-19 04:07:59,929 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-19 04:07:59,929 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:07:59,929 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 04:07:59,930 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 04:07:59,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:07:59,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 04:07:59,931 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 04:07:59,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:07:59,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:07:59,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 04:07:59,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:07:59,932 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 04:07:59,932 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 04:07:59,932 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:07:59,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:07:59,933 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:07:59,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:08:00,189 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:08:00,196 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:08:01,856 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:08:03,653 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:08:03,654 INFO L302 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-19 04:08:03,664 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:03 BoogieIcfgContainer [2023-11-19 04:08:03,664 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:08:03,666 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:08:03,666 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:08:03,677 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:08:03,678 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:03" (1/1) ... [2023-11-19 04:08:03,688 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:08:03,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:03,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 147 states and 239 transitions. [2023-11-19 04:08:03,766 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 239 transitions. [2023-11-19 04:08:03,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 04:08:03,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:03,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:03,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:03,944 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:08:03,951 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:04,017 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 04:08:04,026 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 04:08:04,069 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:08:04,071 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-19 04:08:04,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:08:04,078 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 04:08:04,088 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 04:08:04,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:04,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 150 states and 244 transitions. [2023-11-19 04:08:04,143 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 244 transitions. [2023-11-19 04:08:04,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:08:04,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:04,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:04,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:04,223 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:08:04,226 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:04,234 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 04:08:04,239 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 04:08:04,266 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:08:04,267 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-19 04:08:04,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:08:04,273 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 04:08:04,279 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 04:08:04,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:04,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 151 states and 245 transitions. [2023-11-19 04:08:04,297 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 245 transitions. [2023-11-19 04:08:04,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:08:04,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:04,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:04,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:04,361 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 04:08:04,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:04,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 151 states and 244 transitions. [2023-11-19 04:08:04,372 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 244 transitions. [2023-11-19 04:08:04,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:08:04,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:04,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:04,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:04,452 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:08:04,454 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:04,456 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 04:08:04,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:04,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 151 states and 242 transitions. [2023-11-19 04:08:04,463 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 242 transitions. [2023-11-19 04:08:04,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:08:04,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:04,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:04,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:04,601 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 04:08:04,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:04,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 151 states and 241 transitions. [2023-11-19 04:08:04,702 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 241 transitions. [2023-11-19 04:08:04,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:08:04,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:04,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:04,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:04,810 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:08:04,812 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:04,814 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 04:08:04,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:04,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 151 states and 237 transitions. [2023-11-19 04:08:04,820 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 237 transitions. [2023-11-19 04:08:04,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:08:04,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:04,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:04,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:04,916 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:08:04,918 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:04,921 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 04:08:04,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:04,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 151 states and 231 transitions. [2023-11-19 04:08:04,928 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 231 transitions. [2023-11-19 04:08:04,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 04:08:04,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:04,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:05,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:05,094 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:08:05,097 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:05,100 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 04:08:08,364 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.25s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:08:08,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:08,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 151 states and 225 transitions. [2023-11-19 04:08:08,426 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 225 transitions. [2023-11-19 04:08:08,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 04:08:08,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:08,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:08,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:08,732 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:08:08,736 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:08,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:19,318 WARN L539 Checker$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 04:08:29,334 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:08:39,345 WARN L539 Checker$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 04:08:43,756 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.41s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:08:43,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:43,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 166 states and 243 transitions. [2023-11-19 04:08:43,790 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 243 transitions. [2023-11-19 04:08:43,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 04:08:43,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:43,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:44,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:44,027 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:08:44,031 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:44,035 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 04:08:44,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:44,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 166 states and 241 transitions. [2023-11-19 04:08:44,048 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 241 transitions. [2023-11-19 04:08:44,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 04:08:44,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:44,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:44,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:44,289 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:08:44,292 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:44,296 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 04:08:44,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:44,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 166 states and 239 transitions. [2023-11-19 04:08:44,306 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 239 transitions. [2023-11-19 04:08:44,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 04:08:44,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:44,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:44,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:44,627 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:08:44,631 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:44,634 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 04:08:54,649 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 04:08:54,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:54,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 166 states and 237 transitions. [2023-11-19 04:08:54,665 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 237 transitions. [2023-11-19 04:08:54,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 04:08:54,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:54,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:54,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:54,969 INFO L262 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:08:54,972 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:55,108 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.