./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test10-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 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_51988ae6-ed43-4a48-a470-38fc8ef0b109/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51988ae6-ed43-4a48-a470-38fc8ef0b109/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_51988ae6-ed43-4a48-a470-38fc8ef0b109/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51988ae6-ed43-4a48-a470-38fc8ef0b109/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test10-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51988ae6-ed43-4a48-a470-38fc8ef0b109/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_51988ae6-ed43-4a48-a470-38fc8ef0b109/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 b06fba6fbf61d996c1af57497d908c6dba492febf0212a36ee7b28f5806d365e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:00:29,980 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:00:30,044 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51988ae6-ed43-4a48-a470-38fc8ef0b109/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 04:00:30,048 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:00:30,049 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:00:30,071 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:00:30,072 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:00:30,073 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:00:30,074 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:00:30,074 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:00:30,075 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:00:30,075 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:00:30,076 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:00:30,076 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:00:30,077 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:00:30,077 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:00:30,077 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:00:30,078 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:00:30,078 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:00:30,079 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 04:00:30,079 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 04:00:30,080 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:00:30,081 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:00:30,081 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:00:30,081 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:00:30,082 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:00:30,082 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:00:30,083 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:00:30,083 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:00:30,083 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:00:30,084 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:00:30,084 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:00:30,085 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:00:30,085 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:00:30,085 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:00:30,085 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_51988ae6-ed43-4a48-a470-38fc8ef0b109/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51988ae6-ed43-4a48-a470-38fc8ef0b109/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b06fba6fbf61d996c1af57497d908c6dba492febf0212a36ee7b28f5806d365e [2023-12-03 04:00:30,298 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:00:30,318 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:00:30,321 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:00:30,322 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:00:30,323 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:00:30,324 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51988ae6-ed43-4a48-a470-38fc8ef0b109/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test10-1.i [2023-12-03 04:00:33,120 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:00:33,387 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:00:33,388 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51988ae6-ed43-4a48-a470-38fc8ef0b109/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test10-1.i [2023-12-03 04:00:33,407 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51988ae6-ed43-4a48-a470-38fc8ef0b109/bin/ukojak-verify-Qdu7aM0XO9/data/c56390a56/f8d93dfa802b4fdfacd03e7fff8fbdc6/FLAGf60e339a9 [2023-12-03 04:00:33,421 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51988ae6-ed43-4a48-a470-38fc8ef0b109/bin/ukojak-verify-Qdu7aM0XO9/data/c56390a56/f8d93dfa802b4fdfacd03e7fff8fbdc6 [2023-12-03 04:00:33,423 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:00:33,425 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:00:33,426 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:00:33,426 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:00:33,431 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:00:33,431 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:00:33" (1/1) ... [2023-12-03 04:00:33,432 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@413925cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:00:33, skipping insertion in model container [2023-12-03 04:00:33,432 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:00:33" (1/1) ... [2023-12-03 04:00:33,508 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:00:34,086 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:00:34,097 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:00:34,243 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:00:34,270 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:00:34,276 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:00:34,276 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:00:34 WrapperNode [2023-12-03 04:00:34,276 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:00:34,277 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:00:34,277 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:00:34,278 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:00:34,283 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:00:34" (1/1) ... [2023-12-03 04:00:34,329 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:00:34" (1/1) ... [2023-12-03 04:00:34,425 INFO L138 Inliner]: procedures = 177, calls = 525, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3140 [2023-12-03 04:00:34,425 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:00:34,426 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:00:34,426 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:00:34,426 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:00:34,433 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:00:34" (1/1) ... [2023-12-03 04:00:34,433 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:00:34" (1/1) ... [2023-12-03 04:00:34,445 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:00:34" (1/1) ... [2023-12-03 04:00:34,445 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:00:34" (1/1) ... [2023-12-03 04:00:34,502 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:00:34" (1/1) ... [2023-12-03 04:00:34,557 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:00:34" (1/1) ... [2023-12-03 04:00:34,568 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:00:34" (1/1) ... [2023-12-03 04:00:34,578 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:00:34" (1/1) ... [2023-12-03 04:00:34,593 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:00:34,594 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:00:34,594 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:00:34,594 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:00:34,595 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:00:34" (1/1) ... [2023-12-03 04:00:34,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:00:34,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51988ae6-ed43-4a48-a470-38fc8ef0b109/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:00:34,626 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51988ae6-ed43-4a48-a470-38fc8ef0b109/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:00:34,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51988ae6-ed43-4a48-a470-38fc8ef0b109/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:00:34,662 INFO L130 BoogieDeclarations]: Found specification of procedure test_int_int [2023-12-03 04:00:34,662 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int_int [2023-12-03 04:00:34,662 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 04:00:34,662 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 04:00:34,662 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 04:00:34,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 04:00:34,662 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-03 04:00:34,663 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-03 04:00:34,663 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 04:00:34,663 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:00:34,663 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 04:00:34,663 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:00:34,663 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-03 04:00:34,663 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 04:00:34,663 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:00:34,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:00:34,664 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:00:34,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:00:34,914 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:00:34,916 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:00:37,482 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:00:41,149 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:00:41,150 INFO L309 CfgBuilder]: Removed 151 assume(true) statements. [2023-12-03 04:00:41,152 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:00:41 BoogieIcfgContainer [2023-12-03 04:00:41,152 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:00:41,153 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:00:41,153 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:00:41,163 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:00:41,164 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:00:41" (1/1) ... [2023-12-03 04:00:41,173 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:00:41,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:00:41,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 279 states and 479 transitions. [2023-12-03 04:00:41,241 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 479 transitions. [2023-12-03 04:00:41,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 04:00:41,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:00:41,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:00:41,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:00:41,456 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 04:00:41,464 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:00:41,533 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 04:00:41,580 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 04:00:41,582 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-12-03 04:00:41,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 04:00:41,589 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 04:00:41,597 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 04:00:41,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:00:41,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 282 states and 484 transitions. [2023-12-03 04:00:41,659 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 484 transitions. [2023-12-03 04:00:41,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-03 04:00:41,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:00:41,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:00:41,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:00:41,776 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 04:00:41,781 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:00:41,790 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 04:00:41,815 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 04:00:41,815 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-12-03 04:00:41,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 04:00:41,822 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 04:00:41,827 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 04:00:41,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:00:41,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 283 states and 485 transitions. [2023-12-03 04:00:41,846 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 485 transitions. [2023-12-03 04:00:41,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 04:00:41,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:00:41,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:00:41,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:00:41,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:00:41,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:00:41,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 283 states and 483 transitions. [2023-12-03 04:00:41,930 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 483 transitions. [2023-12-03 04:00:41,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 04:00:41,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:00:41,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:00:42,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:00:42,050 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:00:42,054 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:00:42,056 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 04:00:42,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:00:42,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 283 states and 480 transitions. [2023-12-03 04:00:42,065 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 480 transitions. [2023-12-03 04:00:42,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 04:00:42,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:00:42,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:00:42,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:00:42,113 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 04:00:42,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:00:42,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 283 states and 476 transitions. [2023-12-03 04:00:42,121 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 476 transitions. [2023-12-03 04:00:42,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 04:00:42,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:00:42,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:00:42,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:00:42,238 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:00:42,241 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:00:42,244 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 04:00:42,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:00:42,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 283 states and 472 transitions. [2023-12-03 04:00:42,252 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 472 transitions. [2023-12-03 04:00:42,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 04:00:42,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:00:42,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:00:42,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:00:42,400 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 04:00:42,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:00:42,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 283 states and 469 transitions. [2023-12-03 04:00:42,492 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 469 transitions. [2023-12-03 04:00:42,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 04:00:42,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:00:42,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:00:42,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:00:42,623 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:00:42,627 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:00:42,631 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 04:00:42,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:00:42,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 283 states and 463 transitions. [2023-12-03 04:00:42,640 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 463 transitions. [2023-12-03 04:00:42,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 04:00:42,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:00:42,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:00:42,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:00:42,846 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:00:42,851 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:00:42,855 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 04:00:52,880 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:00:52,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:00:52,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 283 states and 457 transitions. [2023-12-03 04:00:52,965 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 457 transitions. [2023-12-03 04:00:52,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 04:00:52,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:00:52,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:00:53,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:00:53,277 INFO L262 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:00:53,280 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:00:53,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:01:03,711 WARN L539 Checker$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 04:01:13,770 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:01:23,796 WARN L539 Checker$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 04:01:33,823 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 04:01:33,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:01:33,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 299 states and 478 transitions. [2023-12-03 04:01:33,864 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 478 transitions. [2023-12-03 04:01:33,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 04:01:33,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:01:33,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:01:34,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:01:34,056 INFO L262 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:01:34,060 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:01:34,064 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 04:01:34,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:01:34,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 299 states and 476 transitions. [2023-12-03 04:01:34,071 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 476 transitions. [2023-12-03 04:01:34,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 04:01:34,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:01:34,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:01:34,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:01:34,264 INFO L262 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:01:34,266 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:01:34,270 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 04:01:34,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:01:34,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 299 states and 474 transitions. [2023-12-03 04:01:34,280 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 474 transitions. [2023-12-03 04:01:34,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 04:01:34,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:01:34,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:01:34,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:01:34,511 INFO L262 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:01:34,514 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:01:34,517 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 04:01:44,528 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 04:01:44,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:01:44,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 299 states and 472 transitions. [2023-12-03 04:01:44,572 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 472 transitions. [2023-12-03 04:01:44,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 04:01:44,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:01:44,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:01:44,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:01:44,829 INFO L262 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:01:44,832 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:01:44,914 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 04:01:54,938 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:02:05,024 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:02:15,052 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:02:25,087 WARN L539 Checker$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 04:02:25,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:02:25,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 302 states and 474 transitions. [2023-12-03 04:02:25,138 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 474 transitions. [2023-12-03 04:02:25,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 04:02:25,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:02:25,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:02:25,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:02:25,356 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:02:25,359 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:02:25,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:02:25,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:02:25,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 302 states and 469 transitions. [2023-12-03 04:02:25,371 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 469 transitions. [2023-12-03 04:02:25,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 04:02:25,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:02:25,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:02:25,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:02:25,661 INFO L262 TraceCheckSpWp]: Trace formula consists of 471 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 04:02:25,665 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:02:25,672 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 04:02:25,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 04:02:25,690 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-12-03 04:02:25,735 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 04:02:25,736 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-12-03 04:02:25,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 04:02:25,741 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 04:02:25,769 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 04:02:26,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:02:26,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 305 states and 475 transitions. [2023-12-03 04:02:26,067 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 475 transitions. [2023-12-03 04:02:26,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-03 04:02:26,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:02:26,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:02:26,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:02:26,295 INFO L262 TraceCheckSpWp]: Trace formula consists of 376 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:02:26,298 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:02:26,301 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 04:02:26,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:02:26,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 305 states and 469 transitions. [2023-12-03 04:02:26,311 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 469 transitions. [2023-12-03 04:02:26,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-03 04:02:26,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:02:26,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:02:26,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:02:26,593 INFO L262 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:02:26,595 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:02:26,598 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 04:02:36,618 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:02:36,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:02:36,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 305 states and 463 transitions. [2023-12-03 04:02:36,679 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 463 transitions. [2023-12-03 04:02:36,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-03 04:02:36,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:02:36,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:02:37,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:02:37,013 INFO L262 TraceCheckSpWp]: Trace formula consists of 543 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:02:37,015 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:02:37,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:02:47,186 WARN L539 Checker$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 04:02:57,225 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:03:07,253 WARN L539 Checker$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 04:03:17,284 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 04:03:17,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:03:17,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 330 states and 492 transitions. [2023-12-03 04:03:17,472 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 492 transitions. [2023-12-03 04:03:17,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-03 04:03:17,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:03:17,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:03:17,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:03:17,723 INFO L262 TraceCheckSpWp]: Trace formula consists of 516 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:03:17,725 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:03:17,727 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 04:03:17,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:03:17,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 330 states and 490 transitions. [2023-12-03 04:03:17,736 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 490 transitions. [2023-12-03 04:03:17,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-03 04:03:17,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:03:17,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:03:18,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:03:18,055 INFO L262 TraceCheckSpWp]: Trace formula consists of 543 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:03:18,057 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:03:18,060 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 04:03:18,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:03:18,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 330 states and 488 transitions. [2023-12-03 04:03:18,069 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 488 transitions. [2023-12-03 04:03:18,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 04:03:18,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:03:18,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:03:18,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:03:18,356 INFO L262 TraceCheckSpWp]: Trace formula consists of 557 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:03:18,358 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:03:18,360 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 04:03:28,368 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 04:03:28,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:03:28,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 330 states and 486 transitions. [2023-12-03 04:03:28,402 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 486 transitions. [2023-12-03 04:03:28,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-03 04:03:28,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:03:28,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:03:28,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:03:28,694 INFO L262 TraceCheckSpWp]: Trace formula consists of 584 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:03:28,696 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:03:28,699 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 04:03:28,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:03:28,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 330 states and 484 transitions. [2023-12-03 04:03:28,766 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 484 transitions. [2023-12-03 04:03:28,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-03 04:03:28,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:03:28,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:03:29,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:03:29,140 INFO L262 TraceCheckSpWp]: Trace formula consists of 566 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:03:29,143 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:03:29,267 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 04:03:39,283 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:03:49,309 WARN L539 Checker$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 04:03:59,323 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:04:09,358 WARN L539 Checker$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 04:04:09,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:04:09,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 333 states and 486 transitions. [2023-12-03 04:04:09,420 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 486 transitions. [2023-12-03 04:04:09,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-03 04:04:09,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:04:09,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:04:09,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:04:09,753 INFO L262 TraceCheckSpWp]: Trace formula consists of 704 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:04:09,756 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:04:09,758 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 04:04:09,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:04:09,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 333 states and 485 transitions. [2023-12-03 04:04:09,781 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 485 transitions. [2023-12-03 04:04:09,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-03 04:04:09,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:04:09,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:04:10,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:04:10,167 INFO L262 TraceCheckSpWp]: Trace formula consists of 690 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:04:10,170 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:04:10,246 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 04:04:21,030 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:04:31,065 WARN L539 Checker$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 04:04:41,097 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:04:51,125 WARN L539 Checker$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 04:04:51,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:04:51,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 349 states and 507 transitions. [2023-12-03 04:04:51,170 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 507 transitions. [2023-12-03 04:04:51,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-03 04:04:51,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:04:51,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:04:51,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:04:51,495 INFO L262 TraceCheckSpWp]: Trace formula consists of 690 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:04:51,498 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:04:51,649 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 04:04:51,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:04:51,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 358 states and 517 transitions. [2023-12-03 04:04:51,696 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 517 transitions. [2023-12-03 04:04:51,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-03 04:04:51,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:04:51,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:04:52,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:04:52,103 INFO L262 TraceCheckSpWp]: Trace formula consists of 713 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:04:52,107 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:04:52,170 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 04:05:02,191 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:05:12,221 WARN L539 Checker$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 04:05:22,254 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:05:32,274 WARN L539 Checker$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 04:05:32,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:05:32,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 361 states and 519 transitions. [2023-12-03 04:05:32,322 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 519 transitions. [2023-12-03 04:05:32,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-03 04:05:32,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:05:32,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:05:42,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 04:05:42,679 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 04:05:42,683 INFO L158 Benchmark]: Toolchain (without parser) took 309257.91ms. Allocated memory was 144.7MB in the beginning and 465.6MB in the end (delta: 320.9MB). Free memory was 103.6MB in the beginning and 180.1MB in the end (delta: -76.5MB). Peak memory consumption was 247.1MB. Max. memory is 16.1GB. [2023-12-03 04:05:42,683 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 100.7MB. Free memory is still 52.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:05:42,683 INFO L158 Benchmark]: CACSL2BoogieTranslator took 850.81ms. Allocated memory is still 144.7MB. Free memory was 103.4MB in the beginning and 92.9MB in the end (delta: 10.5MB). Peak memory consumption was 43.8MB. Max. memory is 16.1GB. [2023-12-03 04:05:42,684 INFO L158 Benchmark]: Boogie Procedure Inliner took 147.86ms. Allocated memory is still 144.7MB. Free memory was 92.9MB in the beginning and 75.1MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-03 04:05:42,684 INFO L158 Benchmark]: Boogie Preprocessor took 167.84ms. Allocated memory is still 144.7MB. Free memory was 75.1MB in the beginning and 94.9MB in the end (delta: -19.8MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. [2023-12-03 04:05:42,685 INFO L158 Benchmark]: RCFGBuilder took 6557.89ms. Allocated memory was 144.7MB in the beginning and 465.6MB in the end (delta: 320.9MB). Free memory was 94.9MB in the beginning and 357.4MB in the end (delta: -262.6MB). Peak memory consumption was 194.8MB. Max. memory is 16.1GB. [2023-12-03 04:05:42,685 INFO L158 Benchmark]: CodeCheck took 301529.02ms. Allocated memory is still 465.6MB. Free memory was 357.4MB in the beginning and 180.1MB in the end (delta: 177.3MB). Peak memory consumption was 178.4MB. Max. memory is 16.1GB. [2023-12-03 04:05:42,688 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 0.17ms. Allocated memory is still 100.7MB. Free memory is still 52.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 850.81ms. Allocated memory is still 144.7MB. Free memory was 103.4MB in the beginning and 92.9MB in the end (delta: 10.5MB). Peak memory consumption was 43.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 147.86ms. Allocated memory is still 144.7MB. Free memory was 92.9MB in the beginning and 75.1MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 167.84ms. Allocated memory is still 144.7MB. Free memory was 75.1MB in the beginning and 94.9MB in the end (delta: -19.8MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. * RCFGBuilder took 6557.89ms. Allocated memory was 144.7MB in the beginning and 465.6MB in the end (delta: 320.9MB). Free memory was 94.9MB in the beginning and 357.4MB in the end (delta: -262.6MB). Peak memory consumption was 194.8MB. Max. memory is 16.1GB. * CodeCheck took 301529.02ms. Allocated memory is still 465.6MB. Free memory was 357.4MB in the beginning and 180.1MB in the end (delta: 177.3MB). Peak memory consumption was 178.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 04:05:42,863 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51988ae6-ed43-4a48-a470-38fc8ef0b109/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_51988ae6-ed43-4a48-a470-38fc8ef0b109/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51988ae6-ed43-4a48-a470-38fc8ef0b109/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_51988ae6-ed43-4a48-a470-38fc8ef0b109/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51988ae6-ed43-4a48-a470-38fc8ef0b109/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test10-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51988ae6-ed43-4a48-a470-38fc8ef0b109/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_51988ae6-ed43-4a48-a470-38fc8ef0b109/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 b06fba6fbf61d996c1af57497d908c6dba492febf0212a36ee7b28f5806d365e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:05:44,543 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:05:44,620 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51988ae6-ed43-4a48-a470-38fc8ef0b109/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-03 04:05:44,653 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:05:44,654 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:05:44,654 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:05:44,655 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:05:44,656 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:05:44,656 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:05:44,657 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:05:44,657 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:05:44,658 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:05:44,658 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:05:44,659 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:05:44,660 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:05:44,660 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:05:44,661 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 04:05:44,661 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 04:05:44,662 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 04:05:44,662 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 04:05:44,663 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 04:05:44,663 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:05:44,664 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:05:44,664 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:05:44,665 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:05:44,665 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:05:44,666 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:05:44,666 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:05:44,667 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 04:05:44,667 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:05:44,668 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:05:44,668 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:05:44,668 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:05:44,669 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:05:44,669 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 04:05:44,669 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:05:44,669 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:05:44,670 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 04:05:44,670 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 04:05:44,670 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_51988ae6-ed43-4a48-a470-38fc8ef0b109/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51988ae6-ed43-4a48-a470-38fc8ef0b109/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b06fba6fbf61d996c1af57497d908c6dba492febf0212a36ee7b28f5806d365e [2023-12-03 04:05:44,971 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:05:44,991 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:05:44,994 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:05:44,995 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:05:44,995 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:05:44,997 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51988ae6-ed43-4a48-a470-38fc8ef0b109/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test10-1.i [2023-12-03 04:05:47,690 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:05:48,003 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:05:48,003 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51988ae6-ed43-4a48-a470-38fc8ef0b109/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test10-1.i [2023-12-03 04:05:48,021 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51988ae6-ed43-4a48-a470-38fc8ef0b109/bin/ukojak-verify-Qdu7aM0XO9/data/4e8027897/a236d028589e4aef9749c1dd28f65524/FLAG410b3e6e7 [2023-12-03 04:05:48,033 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51988ae6-ed43-4a48-a470-38fc8ef0b109/bin/ukojak-verify-Qdu7aM0XO9/data/4e8027897/a236d028589e4aef9749c1dd28f65524 [2023-12-03 04:05:48,036 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:05:48,038 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:05:48,039 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:05:48,040 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:05:48,043 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:05:48,043 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:05:48" (1/1) ... [2023-12-03 04:05:48,044 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56032ba7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:48, skipping insertion in model container [2023-12-03 04:05:48,044 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:05:48" (1/1) ... [2023-12-03 04:05:48,104 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:05:48,676 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:05:48,689 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-03 04:05:48,711 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:05:48,845 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:05:48,850 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:05:48,981 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:05:49,006 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:05:49,011 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:05:49,012 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:49 WrapperNode [2023-12-03 04:05:49,012 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:05:49,013 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:05:49,013 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:05:49,013 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:05:49,018 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:49" (1/1) ... [2023-12-03 04:05:49,058 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:49" (1/1) ... [2023-12-03 04:05:49,132 INFO L138 Inliner]: procedures = 180, calls = 525, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2195 [2023-12-03 04:05:49,132 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:05:49,133 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:05:49,133 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:05:49,133 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:05:49,140 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:49" (1/1) ... [2023-12-03 04:05:49,140 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:49" (1/1) ... [2023-12-03 04:05:49,153 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:49" (1/1) ... [2023-12-03 04:05:49,154 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:49" (1/1) ... [2023-12-03 04:05:49,236 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:49" (1/1) ... [2023-12-03 04:05:49,276 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:49" (1/1) ... [2023-12-03 04:05:49,287 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:49" (1/1) ... [2023-12-03 04:05:49,298 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:49" (1/1) ... [2023-12-03 04:05:49,314 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:05:49,315 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:05:49,315 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:05:49,316 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:05:49,317 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:49" (1/1) ... [2023-12-03 04:05:49,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:05:49,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51988ae6-ed43-4a48-a470-38fc8ef0b109/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:05:49,348 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51988ae6-ed43-4a48-a470-38fc8ef0b109/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:05:49,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51988ae6-ed43-4a48-a470-38fc8ef0b109/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:05:49,389 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-12-03 04:05:49,389 INFO L130 BoogieDeclarations]: Found specification of procedure test_int_int [2023-12-03 04:05:49,389 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int_int [2023-12-03 04:05:49,389 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 04:05:49,389 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 04:05:49,390 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 04:05:49,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-03 04:05:49,390 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-03 04:05:49,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 04:05:49,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:05:49,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 04:05:49,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:05:49,390 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-03 04:05:49,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 04:05:49,391 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:05:49,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 04:05:49,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 04:05:49,391 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:05:49,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:05:49,630 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:05:49,632 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:06:15,616 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:06:16,375 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:06:16,375 INFO L309 CfgBuilder]: Removed 151 assume(true) statements. [2023-12-03 04:06:16,393 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:06:16 BoogieIcfgContainer [2023-12-03 04:06:16,393 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:06:16,394 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:06:16,394 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:06:16,401 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:06:16,401 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:06:16" (1/1) ... [2023-12-03 04:06:16,410 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:06:16,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:06:16,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 279 states and 479 transitions. [2023-12-03 04:06:16,465 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 479 transitions. [2023-12-03 04:06:16,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 04:06:16,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:06:16,466 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:06:16,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51988ae6-ed43-4a48-a470-38fc8ef0b109/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:06:16,467 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51988ae6-ed43-4a48-a470-38fc8ef0b109/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:06:16,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51988ae6-ed43-4a48-a470-38fc8ef0b109/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process