./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_nondet_test2-1.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_6d43c186-40a4-4860-9a64-44df2dc9ffc9/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d43c186-40a4-4860-9a64-44df2dc9ffc9/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_6d43c186-40a4-4860-9a64-44df2dc9ffc9/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d43c186-40a4-4860-9a64-44df2dc9ffc9/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_nondet_test2-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d43c186-40a4-4860-9a64-44df2dc9ffc9/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_6d43c186-40a4-4860-9a64-44df2dc9ffc9/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 e277983cfe4b30513b023d34f2b840358d8a25fd7a5c39241cadd105379bfb92 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:21:46,221 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:21:46,286 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d43c186-40a4-4860-9a64-44df2dc9ffc9/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 02:21:46,290 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:21:46,290 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:21:46,313 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:21:46,314 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:21:46,314 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:21:46,315 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:21:46,316 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:21:46,317 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:21:46,317 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:21:46,318 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:21:46,318 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:21:46,319 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:21:46,319 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:21:46,320 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:21:46,320 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:21:46,321 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:21:46,321 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 02:21:46,322 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 02:21:46,323 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:21:46,323 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:21:46,324 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:21:46,324 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:21:46,325 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:21:46,325 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:21:46,326 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:21:46,326 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:21:46,327 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:21:46,327 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:21:46,328 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:21:46,328 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:21:46,328 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:21:46,329 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:21:46,329 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_6d43c186-40a4-4860-9a64-44df2dc9ffc9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d43c186-40a4-4860-9a64-44df2dc9ffc9/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e277983cfe4b30513b023d34f2b840358d8a25fd7a5c39241cadd105379bfb92 [2023-12-03 02:21:46,530 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:21:46,551 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:21:46,554 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:21:46,555 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:21:46,556 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:21:46,557 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d43c186-40a4-4860-9a64-44df2dc9ffc9/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_nondet_test2-1.i [2023-12-03 02:21:49,411 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:21:49,674 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:21:49,674 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d43c186-40a4-4860-9a64-44df2dc9ffc9/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_nondet_test2-1.i [2023-12-03 02:21:49,693 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d43c186-40a4-4860-9a64-44df2dc9ffc9/bin/ukojak-verify-Qdu7aM0XO9/data/373c6276f/082d2dc65f154329961a99cee4958707/FLAG9259f01fc [2023-12-03 02:21:49,708 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d43c186-40a4-4860-9a64-44df2dc9ffc9/bin/ukojak-verify-Qdu7aM0XO9/data/373c6276f/082d2dc65f154329961a99cee4958707 [2023-12-03 02:21:49,711 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:21:49,712 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:21:49,714 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:21:49,714 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:21:49,719 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:21:49,720 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:21:49" (1/1) ... [2023-12-03 02:21:49,721 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bca327b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:21:49, skipping insertion in model container [2023-12-03 02:21:49,721 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:21:49" (1/1) ... [2023-12-03 02:21:49,811 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:21:50,313 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:21:50,324 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:21:50,440 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:21:50,495 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:21:50,503 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:21:50,503 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:21:50 WrapperNode [2023-12-03 02:21:50,503 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:21:50,505 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:21:50,505 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:21:50,505 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:21:50,513 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:21:50" (1/1) ... [2023-12-03 02:21:50,545 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:21:50" (1/1) ... [2023-12-03 02:21:50,600 INFO L138 Inliner]: procedures = 207, calls = 230, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1193 [2023-12-03 02:21:50,600 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:21:50,601 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:21:50,601 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:21:50,601 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:21:50,610 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:21:50" (1/1) ... [2023-12-03 02:21:50,611 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:21:50" (1/1) ... [2023-12-03 02:21:50,620 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:21:50" (1/1) ... [2023-12-03 02:21:50,621 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:21:50" (1/1) ... [2023-12-03 02:21:50,656 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:21:50" (1/1) ... [2023-12-03 02:21:50,669 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:21:50" (1/1) ... [2023-12-03 02:21:50,674 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:21:50" (1/1) ... [2023-12-03 02:21:50,681 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:21:50" (1/1) ... [2023-12-03 02:21:50,693 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:21:50,694 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:21:50,694 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:21:50,694 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:21:50,695 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:21:50" (1/1) ... [2023-12-03 02:21:50,701 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:21:50,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d43c186-40a4-4860-9a64-44df2dc9ffc9/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:21:50,730 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d43c186-40a4-4860-9a64-44df2dc9ffc9/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:21:50,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d43c186-40a4-4860-9a64-44df2dc9ffc9/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:21:50,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-03 02:21:50,767 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-03 02:21:50,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:21:50,767 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-03 02:21:50,767 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 02:21:50,767 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:21:50,767 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 02:21:50,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 02:21:50,768 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 02:21:50,768 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:21:50,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 02:21:50,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 02:21:50,768 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:21:50,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:21:50,959 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:21:50,960 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:21:52,284 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:21:53,402 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:21:53,402 INFO L309 CfgBuilder]: Removed 54 assume(true) statements. [2023-12-03 02:21:53,404 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:21:53 BoogieIcfgContainer [2023-12-03 02:21:53,404 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:21:53,405 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:21:53,405 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:21:53,414 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:21:53,414 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:21:53" (1/1) ... [2023-12-03 02:21:53,423 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:21:53,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:21:53,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 110 states and 180 transitions. [2023-12-03 02:21:53,483 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 180 transitions. [2023-12-03 02:21:53,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-03 02:21:53,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:21:53,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:21:53,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:21:53,652 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 02:21:53,658 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:21:53,751 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-12-03 02:21:53,799 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:21:53,801 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2023-12-03 02:21:53,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:21:53,809 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 22 treesize of output 10 [2023-12-03 02:21:53,822 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 02:21:53,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:21:53,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 113 states and 185 transitions. [2023-12-03 02:21:53,904 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 185 transitions. [2023-12-03 02:21:53,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 02:21:53,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:21:53,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:21:53,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:21:53,984 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-03 02:21:53,987 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:21:53,992 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 02:21:54,010 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-12-03 02:21:54,060 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:21:54,061 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2023-12-03 02:21:54,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:21:54,068 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 22 treesize of output 10 [2023-12-03 02:21:54,079 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 02:21:54,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:21:54,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 116 states and 190 transitions. [2023-12-03 02:21:54,322 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 190 transitions. [2023-12-03 02:21:54,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 02:21:54,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:21:54,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:21:54,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:21:54,406 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:21:54,408 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:21:54,410 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 02:21:54,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:21:54,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 116 states and 188 transitions. [2023-12-03 02:21:54,419 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 188 transitions. [2023-12-03 02:21:54,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 02:21:54,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:21:54,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:21:54,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:21:54,489 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 02:21:54,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:21:54,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 116 states and 185 transitions. [2023-12-03 02:21:54,498 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 185 transitions. [2023-12-03 02:21:54,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 02:21:54,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:21:54,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:21:54,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:21:54,610 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:21:54,612 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:21:54,615 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 02:21:54,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:21:54,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 116 states and 181 transitions. [2023-12-03 02:21:54,625 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 181 transitions. [2023-12-03 02:21:54,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 02:21:54,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:21:54,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:21:54,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:21:54,670 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 02:21:54,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:21:54,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 116 states and 177 transitions. [2023-12-03 02:21:54,678 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 177 transitions. [2023-12-03 02:21:54,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 02:21:54,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:21:54,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:21:54,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:21:54,724 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 02:21:54,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:21:54,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 116 states and 175 transitions. [2023-12-03 02:21:54,732 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 175 transitions. [2023-12-03 02:21:54,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 02:21:54,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:21:54,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:21:54,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:21:54,833 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:21:54,836 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:21:54,838 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 02:21:54,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:21:54,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 116 states and 169 transitions. [2023-12-03 02:21:54,846 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 169 transitions. [2023-12-03 02:21:54,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 02:21:54,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:21:54,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:21:54,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:21:54,915 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 02:22:04,944 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 02:22:04,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:22:04,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 116 states and 167 transitions. [2023-12-03 02:22:04,978 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 167 transitions. [2023-12-03 02:22:04,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 02:22:04,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:22:04,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:22:05,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:22:05,157 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 02:22:05,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:22:05,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 120 states and 171 transitions. [2023-12-03 02:22:05,190 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 171 transitions. [2023-12-03 02:22:05,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 02:22:05,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:22:05,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:22:05,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:22:05,264 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 02:22:05,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:22:05,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 120 states and 167 transitions. [2023-12-03 02:22:05,273 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 167 transitions. [2023-12-03 02:22:05,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 02:22:05,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:22:05,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:22:05,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:22:05,438 INFO L262 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:22:05,441 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:22:05,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:22:15,466 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 02:22:15,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:22:15,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 120 states and 161 transitions. [2023-12-03 02:22:15,536 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 161 transitions. [2023-12-03 02:22:15,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 02:22:15,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:22:15,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:22:15,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:22:15,702 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 02:22:26,067 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:22:36,096 WARN L539 Checker$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 02:22:46,118 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:22:56,151 WARN L539 Checker$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 02:22:56,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:22:56,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 136 states and 181 transitions. [2023-12-03 02:22:56,295 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 181 transitions. [2023-12-03 02:22:56,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 02:22:56,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:22:56,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:22:56,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:22:56,509 INFO L262 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:22:56,513 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:22:56,596 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 02:23:06,789 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:23:16,822 WARN L539 Checker$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 02:23:26,852 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:23:36,898 WARN L539 Checker$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 02:23:36,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:23:36,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 149 states and 197 transitions. [2023-12-03 02:23:36,947 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 197 transitions. [2023-12-03 02:23:36,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 02:23:36,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:23:36,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:23:37,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:23:37,114 INFO L262 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:23:37,117 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:23:37,120 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 02:23:37,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:23:37,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 149 states and 195 transitions. [2023-12-03 02:23:37,129 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 195 transitions. [2023-12-03 02:23:37,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 02:23:37,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:23:37,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:23:37,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:23:37,206 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 02:23:47,220 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 02:23:47,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:23:47,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 149 states and 193 transitions. [2023-12-03 02:23:47,328 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 193 transitions. [2023-12-03 02:23:47,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 02:23:47,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:23:47,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:23:47,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:23:47,501 INFO L262 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:23:47,504 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:23:47,506 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 02:23:47,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:23:47,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 149 states and 191 transitions. [2023-12-03 02:23:47,514 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 191 transitions. [2023-12-03 02:23:47,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 02:23:47,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:23:47,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:23:47,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:23:47,682 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 02:23:57,702 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 02:24:07,731 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:24:17,770 WARN L539 Checker$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 02:24:27,804 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:24:27,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:24:27,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 152 states and 193 transitions. [2023-12-03 02:24:27,841 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 193 transitions. [2023-12-03 02:24:27,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 02:24:27,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:24:27,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:24:28,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:24:28,038 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:24:28,040 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:24:28,043 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:24:38,056 WARN L539 Checker$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 02:24:38,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:24:38,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 152 states and 191 transitions. [2023-12-03 02:24:38,101 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 191 transitions. [2023-12-03 02:24:38,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 02:24:38,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:24:38,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:24:38,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:24:38,312 INFO L262 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:24:38,315 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:24:38,397 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 02:24:48,415 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:24:58,487 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:25:08,521 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:25:18,549 WARN L539 Checker$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 02:25:18,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:25:18,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 155 states and 193 transitions. [2023-12-03 02:25:18,589 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-12-03 02:25:18,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 02:25:18,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:25:18,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:25:28,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:25:28,240 INFO L262 TraceCheckSpWp]: Trace formula consists of 463 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 02:25:28,243 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:25:28,255 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-12-03 02:25:28,499 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 02:25:29,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:25:29,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 159 states and 201 transitions. [2023-12-03 02:25:29,414 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 201 transitions. [2023-12-03 02:25:29,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-03 02:25:29,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:25:29,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:25:39,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 02:25:39,661 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 02:25:39,664 INFO L158 Benchmark]: Toolchain (without parser) took 229951.61ms. Allocated memory was 161.5MB in the beginning and 289.4MB in the end (delta: 127.9MB). Free memory was 111.6MB in the beginning and 174.3MB in the end (delta: -62.7MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2023-12-03 02:25:39,664 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 96.5MB. Free memory is still 44.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:25:39,665 INFO L158 Benchmark]: CACSL2BoogieTranslator took 789.98ms. Allocated memory was 161.5MB in the beginning and 241.2MB in the end (delta: 79.7MB). Free memory was 111.2MB in the beginning and 201.7MB in the end (delta: -90.6MB). Peak memory consumption was 40.7MB. Max. memory is 16.1GB. [2023-12-03 02:25:39,665 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.78ms. Allocated memory is still 241.2MB. Free memory was 201.7MB in the beginning and 193.3MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-03 02:25:39,666 INFO L158 Benchmark]: Boogie Preprocessor took 92.34ms. Allocated memory is still 241.2MB. Free memory was 193.3MB in the beginning and 186.0MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-03 02:25:39,666 INFO L158 Benchmark]: RCFGBuilder took 2710.07ms. Allocated memory is still 241.2MB. Free memory was 186.0MB in the beginning and 144.1MB in the end (delta: 41.9MB). Peak memory consumption was 138.7MB. Max. memory is 16.1GB. [2023-12-03 02:25:39,667 INFO L158 Benchmark]: CodeCheck took 226258.50ms. Allocated memory was 241.2MB in the beginning and 289.4MB in the end (delta: 48.2MB). Free memory was 144.1MB in the beginning and 174.3MB in the end (delta: -30.1MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. [2023-12-03 02:25:39,669 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 0.22ms. Allocated memory is still 96.5MB. Free memory is still 44.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 789.98ms. Allocated memory was 161.5MB in the beginning and 241.2MB in the end (delta: 79.7MB). Free memory was 111.2MB in the beginning and 201.7MB in the end (delta: -90.6MB). Peak memory consumption was 40.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.78ms. Allocated memory is still 241.2MB. Free memory was 201.7MB in the beginning and 193.3MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 92.34ms. Allocated memory is still 241.2MB. Free memory was 193.3MB in the beginning and 186.0MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2710.07ms. Allocated memory is still 241.2MB. Free memory was 186.0MB in the beginning and 144.1MB in the end (delta: 41.9MB). Peak memory consumption was 138.7MB. Max. memory is 16.1GB. * CodeCheck took 226258.50ms. Allocated memory was 241.2MB in the beginning and 289.4MB in the end (delta: 48.2MB). Free memory was 144.1MB in the beginning and 174.3MB in the end (delta: -30.1MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 02:25:39,823 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d43c186-40a4-4860-9a64-44df2dc9ffc9/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 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_6d43c186-40a4-4860-9a64-44df2dc9ffc9/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d43c186-40a4-4860-9a64-44df2dc9ffc9/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_6d43c186-40a4-4860-9a64-44df2dc9ffc9/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d43c186-40a4-4860-9a64-44df2dc9ffc9/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_nondet_test2-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d43c186-40a4-4860-9a64-44df2dc9ffc9/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_6d43c186-40a4-4860-9a64-44df2dc9ffc9/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 e277983cfe4b30513b023d34f2b840358d8a25fd7a5c39241cadd105379bfb92 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:25:41,568 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:25:41,652 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d43c186-40a4-4860-9a64-44df2dc9ffc9/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-03 02:25:41,684 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:25:41,685 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:25:41,685 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:25:41,686 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:25:41,687 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:25:41,687 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:25:41,688 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:25:41,689 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:25:41,689 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:25:41,690 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:25:41,690 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:25:41,691 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:25:41,691 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:25:41,692 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 02:25:41,693 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 02:25:41,693 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 02:25:41,694 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 02:25:41,694 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 02:25:41,695 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:25:41,695 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:25:41,696 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:25:41,696 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:25:41,696 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:25:41,697 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:25:41,697 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:25:41,698 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 02:25:41,698 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:25:41,698 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:25:41,699 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:25:41,699 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:25:41,700 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:25:41,700 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 02:25:41,700 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:25:41,700 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:25:41,701 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 02:25:41,701 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 02:25:41,701 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_6d43c186-40a4-4860-9a64-44df2dc9ffc9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d43c186-40a4-4860-9a64-44df2dc9ffc9/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e277983cfe4b30513b023d34f2b840358d8a25fd7a5c39241cadd105379bfb92 [2023-12-03 02:25:41,999 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:25:42,020 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:25:42,023 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:25:42,024 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:25:42,025 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:25:42,026 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d43c186-40a4-4860-9a64-44df2dc9ffc9/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_nondet_test2-1.i [2023-12-03 02:25:44,866 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:25:45,164 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:25:45,165 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d43c186-40a4-4860-9a64-44df2dc9ffc9/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_nondet_test2-1.i [2023-12-03 02:25:45,186 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d43c186-40a4-4860-9a64-44df2dc9ffc9/bin/ukojak-verify-Qdu7aM0XO9/data/4be877b65/869e048170924e49a782bfd13e6b0eb6/FLAG907fa384c [2023-12-03 02:25:45,418 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d43c186-40a4-4860-9a64-44df2dc9ffc9/bin/ukojak-verify-Qdu7aM0XO9/data/4be877b65/869e048170924e49a782bfd13e6b0eb6 [2023-12-03 02:25:45,421 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:25:45,422 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:25:45,424 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:25:45,424 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:25:45,429 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:25:45,429 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:25:45" (1/1) ... [2023-12-03 02:25:45,431 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a64522d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:25:45, skipping insertion in model container [2023-12-03 02:25:45,431 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:25:45" (1/1) ... [2023-12-03 02:25:45,508 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:25:46,100 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:25:46,136 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-03 02:25:46,149 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:25:46,234 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:25:46,238 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:25:46,308 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:25:46,350 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:25:46,358 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:25:46,359 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:25:46 WrapperNode [2023-12-03 02:25:46,359 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:25:46,360 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:25:46,360 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:25:46,360 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:25:46,368 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:25:46" (1/1) ... [2023-12-03 02:25:46,399 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:25:46" (1/1) ... [2023-12-03 02:25:46,451 INFO L138 Inliner]: procedures = 210, calls = 230, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 873 [2023-12-03 02:25:46,451 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:25:46,452 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:25:46,452 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:25:46,453 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:25:46,462 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:25:46" (1/1) ... [2023-12-03 02:25:46,463 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:25:46" (1/1) ... [2023-12-03 02:25:46,473 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:25:46" (1/1) ... [2023-12-03 02:25:46,473 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:25:46" (1/1) ... [2023-12-03 02:25:46,531 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:25:46" (1/1) ... [2023-12-03 02:25:46,541 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:25:46" (1/1) ... [2023-12-03 02:25:46,547 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:25:46" (1/1) ... [2023-12-03 02:25:46,552 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:25:46" (1/1) ... [2023-12-03 02:25:46,562 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:25:46,563 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:25:46,564 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:25:46,564 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:25:46,565 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:25:46" (1/1) ... [2023-12-03 02:25:46,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:25:46,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d43c186-40a4-4860-9a64-44df2dc9ffc9/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:25:46,595 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d43c186-40a4-4860-9a64-44df2dc9ffc9/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:25:46,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d43c186-40a4-4860-9a64-44df2dc9ffc9/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:25:46,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-12-03 02:25:46,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 02:25:46,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-03 02:25:46,635 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-03 02:25:46,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:25:46,635 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-03 02:25:46,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 02:25:46,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 02:25:46,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:25:46,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 02:25:46,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 02:25:46,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:25:46,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 02:25:46,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:25:46,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:25:46,813 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:25:46,814 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:25:57,504 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:25:57,885 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:25:57,886 INFO L309 CfgBuilder]: Removed 54 assume(true) statements. [2023-12-03 02:25:57,887 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:25:57 BoogieIcfgContainer [2023-12-03 02:25:57,887 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:25:57,888 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:25:57,889 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:25:57,898 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:25:57,899 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:25:57" (1/1) ... [2023-12-03 02:25:57,908 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:25:57,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:25:57,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 110 states and 180 transitions. [2023-12-03 02:25:57,972 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 180 transitions. [2023-12-03 02:25:57,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-03 02:25:57,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:25:57,974 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:25:57,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d43c186-40a4-4860-9a64-44df2dc9ffc9/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:25:57,976 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d43c186-40a4-4860-9a64-44df2dc9ffc9/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:25:57,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d43c186-40a4-4860-9a64-44df2dc9ffc9/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process