./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c7a319-9b9e-413a-8d61-15bfad7a2099/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c7a319-9b9e-413a-8d61-15bfad7a2099/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c7a319-9b9e-413a-8d61-15bfad7a2099/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c7a319-9b9e-413a-8d61-15bfad7a2099/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c7a319-9b9e-413a-8d61-15bfad7a2099/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c7a319-9b9e-413a-8d61-15bfad7a2099/bin/ukojak-verify-Qdu7aM0XO9 --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 ac848265e1daab3ca0f2905a3d0d6fdafaee38399ca7123ad8517babc999ef80 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:56:20,120 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:56:20,181 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c7a319-9b9e-413a-8d61-15bfad7a2099/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 03:56:20,185 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:56:20,186 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:56:20,206 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:56:20,207 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:56:20,207 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:56:20,208 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:56:20,209 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:56:20,209 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:56:20,210 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:56:20,211 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:56:20,211 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:56:20,212 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:56:20,212 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:56:20,213 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:56:20,213 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:56:20,214 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:56:20,214 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 03:56:20,215 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:56:20,216 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:56:20,216 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:56:20,217 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:56:20,217 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:56:20,217 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:56:20,218 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:56:20,218 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:56:20,219 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:56:20,219 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:56:20,220 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:56:20,220 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:56:20,221 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:56:20,221 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:56:20,221 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:56:20,222 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_b1c7a319-9b9e-413a-8d61-15bfad7a2099/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c7a319-9b9e-413a-8d61-15bfad7a2099/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ac848265e1daab3ca0f2905a3d0d6fdafaee38399ca7123ad8517babc999ef80 [2023-12-03 03:56:20,413 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:56:20,434 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:56:20,437 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:56:20,438 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:56:20,439 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:56:20,440 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c7a319-9b9e-413a-8d61-15bfad7a2099/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-1.i [2023-12-03 03:56:23,153 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:56:23,446 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:56:23,447 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c7a319-9b9e-413a-8d61-15bfad7a2099/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-1.i [2023-12-03 03:56:23,466 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c7a319-9b9e-413a-8d61-15bfad7a2099/bin/ukojak-verify-Qdu7aM0XO9/data/e12b6bf37/00a6c3bb989841d7b3d46577dfd69550/FLAG61d283424 [2023-12-03 03:56:23,480 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c7a319-9b9e-413a-8d61-15bfad7a2099/bin/ukojak-verify-Qdu7aM0XO9/data/e12b6bf37/00a6c3bb989841d7b3d46577dfd69550 [2023-12-03 03:56:23,483 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:56:23,484 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:56:23,486 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:56:23,486 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:56:23,490 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:56:23,491 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:56:23" (1/1) ... [2023-12-03 03:56:23,492 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a249e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:23, skipping insertion in model container [2023-12-03 03:56:23,492 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:56:23" (1/1) ... [2023-12-03 03:56:23,572 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:56:24,156 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:56:24,169 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:56:24,272 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:56:24,333 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:56:24,341 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:56:24,342 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:24 WrapperNode [2023-12-03 03:56:24,342 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:56:24,343 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:56:24,344 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:56:24,344 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:56:24,351 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:24" (1/1) ... [2023-12-03 03:56:24,390 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:24" (1/1) ... [2023-12-03 03:56:24,498 INFO L138 Inliner]: procedures = 282, calls = 298, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 1383 [2023-12-03 03:56:24,499 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:56:24,500 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:56:24,500 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:56:24,500 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:56:24,510 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:24" (1/1) ... [2023-12-03 03:56:24,510 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:24" (1/1) ... [2023-12-03 03:56:24,522 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:24" (1/1) ... [2023-12-03 03:56:24,523 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:24" (1/1) ... [2023-12-03 03:56:24,566 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:24" (1/1) ... [2023-12-03 03:56:24,579 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:24" (1/1) ... [2023-12-03 03:56:24,587 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:24" (1/1) ... [2023-12-03 03:56:24,594 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:24" (1/1) ... [2023-12-03 03:56:24,606 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:56:24,607 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:56:24,607 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:56:24,607 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:56:24,608 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:24" (1/1) ... [2023-12-03 03:56:24,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:56:24,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c7a319-9b9e-413a-8d61-15bfad7a2099/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:56:24,636 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c7a319-9b9e-413a-8d61-15bfad7a2099/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:56:24,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c7a319-9b9e-413a-8d61-15bfad7a2099/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:56:24,673 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-12-03 03:56:24,674 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-12-03 03:56:24,674 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:56:24,674 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-03 03:56:24,674 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 03:56:24,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:56:24,674 INFO L130 BoogieDeclarations]: Found specification of procedure alt_bzero [2023-12-03 03:56:24,674 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_bzero [2023-12-03 03:56:24,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 03:56:24,675 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 03:56:24,675 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 03:56:24,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 03:56:24,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 03:56:24,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:56:24,675 INFO L130 BoogieDeclarations]: Found specification of procedure alt_malloc [2023-12-03 03:56:24,675 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_malloc [2023-12-03 03:56:24,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 03:56:24,676 INFO L130 BoogieDeclarations]: Found specification of procedure alt_free [2023-12-03 03:56:24,676 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_free [2023-12-03 03:56:24,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:56:24,676 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:56:24,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:56:24,894 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:56:24,897 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:56:26,196 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:56:27,489 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:56:27,489 INFO L309 CfgBuilder]: Removed 63 assume(true) statements. [2023-12-03 03:56:27,491 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:56:27 BoogieIcfgContainer [2023-12-03 03:56:27,491 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:56:27,492 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:56:27,492 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:56:27,502 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:56:27,503 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:56:27" (1/1) ... [2023-12-03 03:56:27,512 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:56:27,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:56:27,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 177 states and 272 transitions. [2023-12-03 03:56:27,575 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 272 transitions. [2023-12-03 03:56:27,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 03:56:27,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:56:27,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:56:27,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:56:27,769 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-03 03:56:27,776 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:56:27,844 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 [2023-12-03 03:56:27,890 INFO L349 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2023-12-03 03:56:27,890 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 64 [2023-12-03 03:56:27,900 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 8 treesize of output 7 [2023-12-03 03:56:27,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 03:56:27,936 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-12-03 03:56:27,960 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-03 03:56:27,961 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 21 treesize of output 5 [2023-12-03 03:56:27,966 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 5 treesize of output 3 [2023-12-03 03:56:27,989 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 03:56:27,990 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2023-12-03 03:56:28,053 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 03:56:28,054 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-12-03 03:56:28,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 03:56:28,064 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 03:56:28,065 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 20 [2023-12-03 03:56:28,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:56:28,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:56:28,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 180 states and 277 transitions. [2023-12-03 03:56:28,142 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 277 transitions. [2023-12-03 03:56:28,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-03 03:56:28,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:56:28,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:56:28,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:56:28,228 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-03 03:56:28,232 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:56:28,240 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 [2023-12-03 03:56:28,286 INFO L349 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2023-12-03 03:56:28,287 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 64 [2023-12-03 03:56:28,296 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 8 treesize of output 7 [2023-12-03 03:56:28,308 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 8 treesize of output 7 [2023-12-03 03:56:28,342 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-12-03 03:56:28,354 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 03:56:28,354 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2023-12-03 03:56:28,359 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 5 treesize of output 3 [2023-12-03 03:56:28,390 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 03:56:28,391 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-12-03 03:56:28,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 03:56:28,397 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 [2023-12-03 03:56:28,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:56:28,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:56:28,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 181 states and 278 transitions. [2023-12-03 03:56:28,439 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 278 transitions. [2023-12-03 03:56:28,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 03:56:28,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:56:28,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:56:28,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:56:28,536 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:56:28,539 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:56:28,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:56:28,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:56:28,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 181 states and 276 transitions. [2023-12-03 03:56:28,576 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 276 transitions. [2023-12-03 03:56:28,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 03:56:28,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:56:28,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:56:28,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:56:28,687 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:56:28,689 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:56:28,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:56:28,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:56:28,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 181 states and 270 transitions. [2023-12-03 03:56:28,702 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 270 transitions. [2023-12-03 03:56:28,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 03:56:28,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:56:28,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:56:28,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:56:28,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:56:28,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:56:28,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 179 states and 260 transitions. [2023-12-03 03:56:28,973 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 260 transitions. [2023-12-03 03:56:28,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 03:56:28,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:56:28,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:56:29,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:56:29,077 INFO L262 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:56:29,080 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:56:29,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:56:29,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:56:29,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 179 states and 258 transitions. [2023-12-03 03:56:29,088 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 258 transitions. [2023-12-03 03:56:29,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 03:56:29,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:56:29,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:56:29,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:56:29,210 INFO L262 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:56:29,212 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:56:29,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:56:39,234 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:56:39,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:56:39,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 179 states and 256 transitions. [2023-12-03 03:56:39,281 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 256 transitions. [2023-12-03 03:56:39,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 03:56:39,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:56:39,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:56:39,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:56:39,425 INFO L262 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:56:39,428 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:56:39,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:56:49,838 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:56:59,873 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:57:09,913 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:57:19,949 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:57:20,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:20,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 197 states and 283 transitions. [2023-12-03 03:57:20,018 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 283 transitions. [2023-12-03 03:57:20,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 03:57:20,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:20,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:57:20,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:20,154 INFO L262 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:57:20,156 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:57:20,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:57:30,722 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:57:40,759 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:57:50,796 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:58:00,832 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:58:00,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:58:00,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 216 states and 311 transitions. [2023-12-03 03:58:00,959 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 311 transitions. [2023-12-03 03:58:00,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 03:58:00,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:58:00,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:58:01,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:58:01,095 INFO L262 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:58:01,097 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:58:01,100 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:58:11,112 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:58:11,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:58:11,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 216 states and 309 transitions. [2023-12-03 03:58:11,152 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 309 transitions. [2023-12-03 03:58:11,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 03:58:11,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:58:11,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:58:11,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:58:11,311 INFO L262 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:58:11,314 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:58:11,349 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 03:58:21,409 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:58:31,442 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:58:41,489 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:58:51,516 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:58:51,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:58:51,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 219 states and 311 transitions. [2023-12-03 03:58:51,554 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 311 transitions. [2023-12-03 03:58:51,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 03:58:51,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:58:51,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:58:51,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:58:51,678 INFO L262 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:58:51,680 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:58:51,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:58:51,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:58:51,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 219 states and 307 transitions. [2023-12-03 03:58:51,690 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 307 transitions. [2023-12-03 03:58:51,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 03:58:51,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:58:51,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:58:51,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:58:51,841 INFO L262 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:58:51,843 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:58:51,878 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 03:59:01,895 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:59:11,919 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:59:21,954 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:59:31,982 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:59:32,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:59:32,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 222 states and 309 transitions. [2023-12-03 03:59:32,026 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 309 transitions. [2023-12-03 03:59:32,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 03:59:32,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:59:32,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:59:32,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:59:32,239 INFO L262 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:59:32,240 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:59:32,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:59:32,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:59:32,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 222 states and 303 transitions. [2023-12-03 03:59:32,290 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 303 transitions. [2023-12-03 03:59:32,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 03:59:32,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:59:32,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:59:32,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:59:32,495 INFO L262 TraceCheckSpWp]: Trace formula consists of 361 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:59:32,497 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:59:32,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:59:32,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:59:32,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 231 states and 314 transitions. [2023-12-03 03:59:32,770 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 314 transitions. [2023-12-03 03:59:32,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 03:59:32,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:59:32,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:59:32,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:59:32,910 INFO L262 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:59:32,911 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:59:32,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:59:43,530 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:59:51,355 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.82s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:59:51,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:59:51,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 258 states and 360 transitions. [2023-12-03 03:59:51,672 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 360 transitions. [2023-12-03 03:59:51,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 03:59:51,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:59:51,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:59:51,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:59:51,884 INFO L262 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:59:51,885 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:59:51,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:59:52,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:59:52,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 267 states and 372 transitions. [2023-12-03 03:59:52,148 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 372 transitions. [2023-12-03 03:59:52,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 03:59:52,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:59:52,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:59:52,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:59:52,283 INFO L262 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:59:52,284 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:59:52,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:00:03,041 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:00:13,068 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:00:23,092 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:00:33,128 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:00:33,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:00:33,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 295 states and 421 transitions. [2023-12-03 04:00:33,579 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 421 transitions. [2023-12-03 04:00:33,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 04:00:33,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:00:33,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:00:33,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:00:33,744 INFO L262 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 04:00:33,746 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:00:33,792 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:00:43,810 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:00:53,849 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:01:03,897 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:01:13,944 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:01:13,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:01:13,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 298 states and 423 transitions. [2023-12-03 04:01:13,998 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 423 transitions. [2023-12-03 04:01:13,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 04:01:13,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:01:13,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:01:14,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:01:14,160 INFO L262 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 04:01:14,163 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:01:14,202 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:01:24,214 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:01:34,250 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:01:44,276 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:01:54,300 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:01:54,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:01:54,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 301 states and 425 transitions. [2023-12-03 04:01:54,339 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 425 transitions. [2023-12-03 04:01:54,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 04:01:54,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:01:54,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:01:54,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:01:54,520 INFO L262 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:01:54,522 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:01:54,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:02:05,576 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:02:15,620 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:02:25,651 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:02:35,679 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:02:35,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:02:35,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 316 states and 444 transitions. [2023-12-03 04:02:35,734 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 444 transitions. [2023-12-03 04:02:35,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 04:02:35,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:02:35,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:02:35,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:02:35,876 INFO L262 TraceCheckSpWp]: Trace formula consists of 399 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 04:02:35,878 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:02:36,053 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:02:37,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:02:37,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 330 states and 482 transitions. [2023-12-03 04:02:37,006 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 482 transitions. [2023-12-03 04:02:37,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 04:02:37,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:02:37,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:02:37,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:02:37,176 INFO L262 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 04:02:37,179 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:02:37,499 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:02:39,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:02:39,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 347 states and 532 transitions. [2023-12-03 04:02:39,612 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 532 transitions. [2023-12-03 04:02:39,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 04:02:39,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:02:39,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:02:39,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:02:39,784 INFO L262 TraceCheckSpWp]: Trace formula consists of 409 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:02:39,785 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:02:39,888 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:02:39,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:02:39,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 346 states and 527 transitions. [2023-12-03 04:02:39,967 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 527 transitions. [2023-12-03 04:02:39,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 04:02:39,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:02:39,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:02:40,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:02:40,170 INFO L262 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:02:40,171 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:02:40,242 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:02:50,260 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:03:00,314 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:03:10,360 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:03:20,392 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:03:20,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:03:20,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 349 states and 529 transitions. [2023-12-03 04:03:20,431 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 529 transitions. [2023-12-03 04:03:20,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 04:03:20,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:03:20,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:03:20,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:03:20,587 INFO L262 TraceCheckSpWp]: Trace formula consists of 410 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:03:20,589 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:03:20,615 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:03:20,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:03:20,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 355 states and 542 transitions. [2023-12-03 04:03:20,964 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 542 transitions. [2023-12-03 04:03:20,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-03 04:03:20,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:03:20,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:03:21,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:03:21,123 INFO L262 TraceCheckSpWp]: Trace formula consists of 481 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:03:21,125 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:03:21,128 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 04:03:21,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:03:21,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 353 states and 538 transitions. [2023-12-03 04:03:21,142 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 538 transitions. [2023-12-03 04:03:21,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-03 04:03:21,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:03:21,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:03:21,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:03:21,327 INFO L262 TraceCheckSpWp]: Trace formula consists of 493 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:03:21,329 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:03:21,494 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:03:22,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:03:22,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 360 states and 556 transitions. [2023-12-03 04:03:22,827 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 556 transitions. [2023-12-03 04:03:22,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 04:03:22,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:03:22,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:03:22,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:03:22,999 INFO L262 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 04:03:23,013 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:03:23,314 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:03:25,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:03:25,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 373 states and 595 transitions. [2023-12-03 04:03:25,767 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 595 transitions. [2023-12-03 04:03:25,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-03 04:03:25,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:03:25,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:03:26,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:03:26,071 INFO L262 TraceCheckSpWp]: Trace formula consists of 633 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 04:03:26,074 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:03:26,592 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:03:28,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:03:28,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 391 states and 658 transitions. [2023-12-03 04:03:28,822 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 658 transitions. [2023-12-03 04:03:28,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-03 04:03:28,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:03:28,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:03:29,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:03:29,054 INFO L262 TraceCheckSpWp]: Trace formula consists of 633 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 04:03:29,056 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:03:29,469 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 04:03:32,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:03:32,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 405 states and 710 transitions. [2023-12-03 04:03:32,883 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 710 transitions. [2023-12-03 04:03:32,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-03 04:03:32,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:03:32,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:03:33,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:03:33,132 INFO L262 TraceCheckSpWp]: Trace formula consists of 633 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 04:03:33,134 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:03:33,270 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:03:33,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:03:33,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 408 states and 729 transitions. [2023-12-03 04:03:33,781 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 729 transitions. [2023-12-03 04:03:33,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-03 04:03:33,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:03:33,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:03:34,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:03:34,032 INFO L262 TraceCheckSpWp]: Trace formula consists of 634 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 04:03:34,034 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:03:34,268 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 04:03:36,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:03:36,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 426 states and 780 transitions. [2023-12-03 04:03:36,955 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 780 transitions. [2023-12-03 04:03:36,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-03 04:03:36,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:03:36,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:03:37,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:03:37,225 INFO L262 TraceCheckSpWp]: Trace formula consists of 634 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 04:03:37,227 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:03:37,344 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 04:03:38,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:03:38,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 432 states and 812 transitions. [2023-12-03 04:03:38,214 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 812 transitions. [2023-12-03 04:03:38,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-03 04:03:38,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:03:38,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:03:38,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:03:38,452 INFO L262 TraceCheckSpWp]: Trace formula consists of 634 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 04:03:38,455 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:03:38,521 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 04:03:39,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:03:39,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 437 states and 835 transitions. [2023-12-03 04:03:39,305 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 835 transitions. [2023-12-03 04:03:39,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-03 04:03:39,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:03:39,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:03:39,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:03:39,576 INFO L262 TraceCheckSpWp]: Trace formula consists of 643 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 04:03:39,578 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:03:39,879 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 04:03:40,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:03:40,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 438 states and 829 transitions. [2023-12-03 04:03:40,344 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 829 transitions. [2023-12-03 04:03:40,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-03 04:03:40,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:03:40,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:03:40,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:03:40,573 INFO L262 TraceCheckSpWp]: Trace formula consists of 644 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 04:03:40,574 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:03:40,768 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 04:03:41,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:03:41,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 440 states and 837 transitions. [2023-12-03 04:03:41,193 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 837 transitions. [2023-12-03 04:03:41,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-03 04:03:41,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:03:41,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:03:41,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:03:41,425 INFO L262 TraceCheckSpWp]: Trace formula consists of 644 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 04:03:41,427 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:03:41,627 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 04:03:42,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:03:42,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 442 states and 844 transitions. [2023-12-03 04:03:42,053 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 844 transitions. [2023-12-03 04:03:42,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-03 04:03:42,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:03:42,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:03:42,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:03:42,286 INFO L262 TraceCheckSpWp]: Trace formula consists of 606 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 04:03:42,288 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:03:43,149 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-03 04:03:44,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:03:44,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 444 states and 846 transitions. [2023-12-03 04:03:44,215 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 846 transitions. [2023-12-03 04:03:44,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-03 04:03:44,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:03:44,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:03:44,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:03:44,792 INFO L262 TraceCheckSpWp]: Trace formula consists of 616 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-03 04:03:44,794 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:03:46,001 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:03:53,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:03:53,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 452 states and 876 transitions. [2023-12-03 04:03:53,647 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 876 transitions. [2023-12-03 04:03:53,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-12-03 04:03:53,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:03:53,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:04:00,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:04:00,456 INFO L262 TraceCheckSpWp]: Trace formula consists of 631 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-03 04:04:00,459 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:04:01,000 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:04:03,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:04:03,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 454 states and 880 transitions. [2023-12-03 04:04:03,412 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 880 transitions. [2023-12-03 04:04:03,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-03 04:04:03,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:04:03,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:04:05,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:04:05,855 INFO L262 TraceCheckSpWp]: Trace formula consists of 646 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-03 04:04:05,858 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:04:06,215 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 04:04:12,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:04:12,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 458 states and 891 transitions. [2023-12-03 04:04:12,230 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 891 transitions. [2023-12-03 04:04:12,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-03 04:04:12,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:04:12,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:04:14,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:04:14,828 INFO L262 TraceCheckSpWp]: Trace formula consists of 646 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-03 04:04:14,830 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:04:15,477 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:04:18,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:04:18,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 460 states and 895 transitions. [2023-12-03 04:04:18,258 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 895 transitions. [2023-12-03 04:04:18,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-03 04:04:18,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:04:18,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:04:19,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:04:19,011 INFO L262 TraceCheckSpWp]: Trace formula consists of 661 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-03 04:04:19,014 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:04:19,366 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 04:04:23,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:04:23,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 463 states and 902 transitions. [2023-12-03 04:04:23,472 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 902 transitions. [2023-12-03 04:04:23,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-03 04:04:23,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:04:23,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:04:25,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:04:25,437 INFO L262 TraceCheckSpWp]: Trace formula consists of 661 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-03 04:04:25,440 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:04:25,843 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 04:04:28,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:04:28,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 466 states and 912 transitions. [2023-12-03 04:04:28,981 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 912 transitions. [2023-12-03 04:04:28,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-03 04:04:28,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:04:28,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:04:30,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:04:30,078 INFO L262 TraceCheckSpWp]: Trace formula consists of 661 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-03 04:04:30,081 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:04:30,428 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 04:04:31,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:04:31,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 466 states and 907 transitions. [2023-12-03 04:04:31,298 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 907 transitions. [2023-12-03 04:04:31,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-03 04:04:31,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:04:31,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:04:40,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:04:40,314 INFO L262 TraceCheckSpWp]: Trace formula consists of 661 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 04:04:40,316 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:04:40,335 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-03 04:04:41,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:04:41,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 466 states and 906 transitions. [2023-12-03 04:04:41,265 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 906 transitions. [2023-12-03 04:04:41,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:04:41,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:04:41,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:04:42,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:04:42,324 INFO L262 TraceCheckSpWp]: Trace formula consists of 676 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-03 04:04:42,326 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:04:42,757 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-03 04:04:47,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:04:47,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 469 states and 912 transitions. [2023-12-03 04:04:47,552 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 912 transitions. [2023-12-03 04:04:47,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:04:47,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:04:47,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:04:57,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 04:04:57,803 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 04:04:57,806 INFO L158 Benchmark]: Toolchain (without parser) took 514322.11ms. Allocated memory was 151.0MB in the beginning and 427.8MB in the end (delta: 276.8MB). Free memory was 110.9MB in the beginning and 184.6MB in the end (delta: -73.7MB). Peak memory consumption was 205.1MB. Max. memory is 16.1GB. [2023-12-03 04:04:57,807 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 102.8MB. Free memory is still 56.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:04:57,807 INFO L158 Benchmark]: CACSL2BoogieTranslator took 857.12ms. Allocated memory is still 151.0MB. Free memory was 110.5MB in the beginning and 67.9MB in the end (delta: 42.6MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2023-12-03 04:04:57,807 INFO L158 Benchmark]: Boogie Procedure Inliner took 155.78ms. Allocated memory is still 151.0MB. Free memory was 67.9MB in the beginning and 115.0MB in the end (delta: -47.1MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. [2023-12-03 04:04:57,808 INFO L158 Benchmark]: Boogie Preprocessor took 106.53ms. Allocated memory is still 151.0MB. Free memory was 114.1MB in the beginning and 105.7MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-03 04:04:57,808 INFO L158 Benchmark]: RCFGBuilder took 2883.98ms. Allocated memory was 151.0MB in the beginning and 245.4MB in the end (delta: 94.4MB). Free memory was 105.4MB in the beginning and 163.0MB in the end (delta: -57.6MB). Peak memory consumption was 110.2MB. Max. memory is 16.1GB. [2023-12-03 04:04:57,809 INFO L158 Benchmark]: CodeCheck took 510314.03ms. Allocated memory was 245.4MB in the beginning and 427.8MB in the end (delta: 182.5MB). Free memory was 163.0MB in the beginning and 184.6MB in the end (delta: -21.6MB). Peak memory consumption was 161.8MB. Max. memory is 16.1GB. [2023-12-03 04:04:57,811 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 102.8MB. Free memory is still 56.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 857.12ms. Allocated memory is still 151.0MB. Free memory was 110.5MB in the beginning and 67.9MB in the end (delta: 42.6MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 155.78ms. Allocated memory is still 151.0MB. Free memory was 67.9MB in the beginning and 115.0MB in the end (delta: -47.1MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 106.53ms. Allocated memory is still 151.0MB. Free memory was 114.1MB in the beginning and 105.7MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2883.98ms. Allocated memory was 151.0MB in the beginning and 245.4MB in the end (delta: 94.4MB). Free memory was 105.4MB in the beginning and 163.0MB in the end (delta: -57.6MB). Peak memory consumption was 110.2MB. Max. memory is 16.1GB. * CodeCheck took 510314.03ms. Allocated memory was 245.4MB in the beginning and 427.8MB in the end (delta: 182.5MB). Free memory was 163.0MB in the beginning and 184.6MB in the end (delta: -21.6MB). Peak memory consumption was 161.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 04:04:58,019 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c7a319-9b9e-413a-8d61-15bfad7a2099/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2023-12-03 04:04:58,047 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c7a319-9b9e-413a-8d61-15bfad7a2099/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c7a319-9b9e-413a-8d61-15bfad7a2099/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c7a319-9b9e-413a-8d61-15bfad7a2099/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c7a319-9b9e-413a-8d61-15bfad7a2099/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c7a319-9b9e-413a-8d61-15bfad7a2099/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c7a319-9b9e-413a-8d61-15bfad7a2099/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c7a319-9b9e-413a-8d61-15bfad7a2099/bin/ukojak-verify-Qdu7aM0XO9 --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 ac848265e1daab3ca0f2905a3d0d6fdafaee38399ca7123ad8517babc999ef80 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:04:59,653 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:04:59,731 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c7a319-9b9e-413a-8d61-15bfad7a2099/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-03 04:04:59,763 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:04:59,764 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:04:59,765 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:04:59,766 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:04:59,766 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:04:59,767 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:04:59,768 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:04:59,768 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:04:59,769 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:04:59,769 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:04:59,770 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:04:59,771 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:04:59,771 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:04:59,772 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 04:04:59,772 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 04:04:59,773 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 04:04:59,774 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 04:04:59,774 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 04:04:59,775 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:04:59,776 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:04:59,776 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:04:59,777 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:04:59,778 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:04:59,778 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:04:59,779 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:04:59,779 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 04:04:59,780 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:04:59,780 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:04:59,780 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:04:59,781 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:04:59,781 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:04:59,781 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 04:04:59,782 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:04:59,782 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:04:59,782 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 04:04:59,782 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 04:04:59,782 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_b1c7a319-9b9e-413a-8d61-15bfad7a2099/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c7a319-9b9e-413a-8d61-15bfad7a2099/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ac848265e1daab3ca0f2905a3d0d6fdafaee38399ca7123ad8517babc999ef80 [2023-12-03 04:05:00,088 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:05:00,109 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:05:00,111 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:05:00,113 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:05:00,113 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:05:00,114 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c7a319-9b9e-413a-8d61-15bfad7a2099/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-1.i [2023-12-03 04:05:02,859 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:05:03,169 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:05:03,169 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c7a319-9b9e-413a-8d61-15bfad7a2099/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-1.i [2023-12-03 04:05:03,191 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c7a319-9b9e-413a-8d61-15bfad7a2099/bin/ukojak-verify-Qdu7aM0XO9/data/f41feaa7a/4c08a221efd7418b9b7d871b724c13fa/FLAG908e81196 [2023-12-03 04:05:03,206 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c7a319-9b9e-413a-8d61-15bfad7a2099/bin/ukojak-verify-Qdu7aM0XO9/data/f41feaa7a/4c08a221efd7418b9b7d871b724c13fa [2023-12-03 04:05:03,209 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:05:03,210 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:05:03,212 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:05:03,212 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:05:03,217 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:05:03,217 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:05:03" (1/1) ... [2023-12-03 04:05:03,219 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34ebcd9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:03, skipping insertion in model container [2023-12-03 04:05:03,219 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:05:03" (1/1) ... [2023-12-03 04:05:03,284 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:05:03,912 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:05:03,927 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-03 04:05:03,955 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:05:04,041 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:05:04,046 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:05:04,138 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:05:04,192 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:05:04,200 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:05:04,200 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:04 WrapperNode [2023-12-03 04:05:04,201 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:05:04,202 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:05:04,202 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:05:04,202 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:05:04,209 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:04" (1/1) ... [2023-12-03 04:05:04,246 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:04" (1/1) ... [2023-12-03 04:05:04,301 INFO L138 Inliner]: procedures = 285, calls = 298, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 1055 [2023-12-03 04:05:04,301 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:05:04,302 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:05:04,302 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:05:04,310 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:05:04,319 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:04" (1/1) ... [2023-12-03 04:05:04,320 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:04" (1/1) ... [2023-12-03 04:05:04,334 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:04" (1/1) ... [2023-12-03 04:05:04,334 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:04" (1/1) ... [2023-12-03 04:05:04,388 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:04" (1/1) ... [2023-12-03 04:05:04,399 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:04" (1/1) ... [2023-12-03 04:05:04,407 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:04" (1/1) ... [2023-12-03 04:05:04,414 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:04" (1/1) ... [2023-12-03 04:05:04,428 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:05:04,430 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:05:04,430 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:05:04,430 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:05:04,431 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:04" (1/1) ... [2023-12-03 04:05:04,437 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:05:04,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c7a319-9b9e-413a-8d61-15bfad7a2099/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:05:04,460 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c7a319-9b9e-413a-8d61-15bfad7a2099/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:05:04,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c7a319-9b9e-413a-8d61-15bfad7a2099/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:05:04,498 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-12-03 04:05:04,499 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-12-03 04:05:04,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-12-03 04:05:04,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 04:05:04,499 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:05:04,499 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-03 04:05:04,500 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 04:05:04,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:05:04,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 04:05:04,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 04:05:04,500 INFO L130 BoogieDeclarations]: Found specification of procedure alt_bzero [2023-12-03 04:05:04,500 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_bzero [2023-12-03 04:05:04,501 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 04:05:04,501 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 04:05:04,501 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 04:05:04,501 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:05:04,501 INFO L130 BoogieDeclarations]: Found specification of procedure alt_malloc [2023-12-03 04:05:04,502 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_malloc [2023-12-03 04:05:04,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 04:05:04,502 INFO L130 BoogieDeclarations]: Found specification of procedure alt_free [2023-12-03 04:05:04,502 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_free [2023-12-03 04:05:04,502 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:05:04,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:05:04,705 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:05:04,708 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:05:15,869 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:05:16,270 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:05:16,271 INFO L309 CfgBuilder]: Removed 63 assume(true) statements. [2023-12-03 04:05:16,272 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:05:16 BoogieIcfgContainer [2023-12-03 04:05:16,272 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:05:16,273 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:05:16,273 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:05:16,283 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:05:16,283 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:05:16" (1/1) ... [2023-12-03 04:05:16,292 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:05:16,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:05:16,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 177 states and 272 transitions. [2023-12-03 04:05:16,353 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 272 transitions. [2023-12-03 04:05:16,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 04:05:16,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:05:16,355 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:05:16,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c7a319-9b9e-413a-8d61-15bfad7a2099/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:05:16,356 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c7a319-9b9e-413a-8d61-15bfad7a2099/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:05:16,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c7a319-9b9e-413a-8d61-15bfad7a2099/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process