./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-1.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_847eaa8e-3179-48b1-a885-b34f71202c81/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847eaa8e-3179-48b1-a885-b34f71202c81/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_847eaa8e-3179-48b1-a885-b34f71202c81/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847eaa8e-3179-48b1-a885-b34f71202c81/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847eaa8e-3179-48b1-a885-b34f71202c81/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_847eaa8e-3179-48b1-a885-b34f71202c81/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 23c0dee81707c82be8d9645ea65556f17c2a25b7864c310b805b07f657c0bc23 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:29:10,056 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:29:10,122 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847eaa8e-3179-48b1-a885-b34f71202c81/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-02 21:29:10,126 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:29:10,126 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:29:10,150 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:29:10,151 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:29:10,151 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:29:10,152 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:29:10,153 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:29:10,153 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:29:10,154 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:29:10,154 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:29:10,155 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:29:10,155 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:29:10,156 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:29:10,156 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:29:10,157 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:29:10,157 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:29:10,158 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 21:29:10,158 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:29:10,163 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:29:10,163 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:29:10,163 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:29:10,164 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:29:10,164 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:29:10,165 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:29:10,165 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:29:10,165 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:29:10,166 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:29:10,166 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:29:10,166 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:29:10,167 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:29:10,167 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:29:10,167 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:29:10,167 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_847eaa8e-3179-48b1-a885-b34f71202c81/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847eaa8e-3179-48b1-a885-b34f71202c81/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23c0dee81707c82be8d9645ea65556f17c2a25b7864c310b805b07f657c0bc23 [2023-12-02 21:29:10,390 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:29:10,409 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:29:10,412 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:29:10,413 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:29:10,413 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:29:10,415 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847eaa8e-3179-48b1-a885-b34f71202c81/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-1.i [2023-12-02 21:29:13,106 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:29:13,348 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:29:13,348 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847eaa8e-3179-48b1-a885-b34f71202c81/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-1.i [2023-12-02 21:29:13,363 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847eaa8e-3179-48b1-a885-b34f71202c81/bin/ukojak-verify-Qdu7aM0XO9/data/453a39f5b/b449831a171845f9bfd7593c7a1b74ac/FLAG2c3fbefaa [2023-12-02 21:29:13,375 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847eaa8e-3179-48b1-a885-b34f71202c81/bin/ukojak-verify-Qdu7aM0XO9/data/453a39f5b/b449831a171845f9bfd7593c7a1b74ac [2023-12-02 21:29:13,377 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:29:13,378 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:29:13,379 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:29:13,379 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:29:13,383 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:29:13,383 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:29:13" (1/1) ... [2023-12-02 21:29:13,384 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dc0ef7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:29:13, skipping insertion in model container [2023-12-02 21:29:13,385 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:29:13" (1/1) ... [2023-12-02 21:29:13,442 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:29:13,885 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:29:13,895 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:29:13,986 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:29:14,029 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:29:14,036 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:29:14,036 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:29:14 WrapperNode [2023-12-02 21:29:14,036 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:29:14,037 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:29:14,037 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:29:14,038 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:29:14,043 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:29:14" (1/1) ... [2023-12-02 21:29:14,076 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:29:14" (1/1) ... [2023-12-02 21:29:14,145 INFO L138 Inliner]: procedures = 176, calls = 280, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1335 [2023-12-02 21:29:14,146 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:29:14,147 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:29:14,147 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:29:14,147 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:29:14,156 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:29:14" (1/1) ... [2023-12-02 21:29:14,156 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:29:14" (1/1) ... [2023-12-02 21:29:14,167 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:29:14" (1/1) ... [2023-12-02 21:29:14,168 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:29:14" (1/1) ... [2023-12-02 21:29:14,215 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:29:14" (1/1) ... [2023-12-02 21:29:14,230 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:29:14" (1/1) ... [2023-12-02 21:29:14,236 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:29:14" (1/1) ... [2023-12-02 21:29:14,244 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:29:14" (1/1) ... [2023-12-02 21:29:14,253 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:29:14,254 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:29:14,254 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:29:14,255 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:29:14,255 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:29:14" (1/1) ... [2023-12-02 21:29:14,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:29:14,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847eaa8e-3179-48b1-a885-b34f71202c81/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:29:14,284 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847eaa8e-3179-48b1-a885-b34f71202c81/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:29:14,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847eaa8e-3179-48b1-a885-b34f71202c81/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:29:14,318 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-12-02 21:29:14,318 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-12-02 21:29:14,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 21:29:14,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 21:29:14,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-02 21:29:14,319 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-02 21:29:14,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 21:29:14,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:29:14,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 21:29:14,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 21:29:14,319 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-02 21:29:14,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 21:29:14,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 21:29:14,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:29:14,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:29:14,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:29:14,507 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:29:14,509 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:29:16,903 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:29:18,145 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:29:18,145 INFO L309 CfgBuilder]: Removed 63 assume(true) statements. [2023-12-02 21:29:18,147 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:29:18 BoogieIcfgContainer [2023-12-02 21:29:18,147 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:29:18,148 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:29:18,148 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:29:18,157 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:29:18,158 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:29:18" (1/1) ... [2023-12-02 21:29:18,166 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:29:18,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:18,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 129 states and 211 transitions. [2023-12-02 21:29:18,223 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 211 transitions. [2023-12-02 21:29:18,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 21:29:18,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:18,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:18,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:18,401 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 21:29:18,410 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:29:18,478 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 [2023-12-02 21:29:18,529 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 21:29:18,530 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-12-02 21:29:18,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 21:29:18,538 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 [2023-12-02 21:29:18,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:29:18,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:18,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 132 states and 216 transitions. [2023-12-02 21:29:18,605 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 216 transitions. [2023-12-02 21:29:18,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-02 21:29:18,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:18,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:18,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:18,686 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 21:29:18,689 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:29:18,698 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 [2023-12-02 21:29:18,756 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 21:29:18,757 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2023-12-02 21:29:18,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 21:29:18,764 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 [2023-12-02 21:29:18,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:29:18,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:18,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 133 states and 217 transitions. [2023-12-02 21:29:18,851 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 217 transitions. [2023-12-02 21:29:18,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 21:29:18,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:18,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:18,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:18,938 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:29:18,941 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:29:18,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:29:18,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:18,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 133 states and 215 transitions. [2023-12-02 21:29:18,950 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 215 transitions. [2023-12-02 21:29:18,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 21:29:18,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:18,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:19,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:19,036 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:29:19,038 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:29:19,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:29:19,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:19,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 133 states and 211 transitions. [2023-12-02 21:29:19,048 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 211 transitions. [2023-12-02 21:29:19,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 21:29:19,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:19,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:19,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:19,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:29:19,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:19,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 133 states and 205 transitions. [2023-12-02 21:29:19,306 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 205 transitions. [2023-12-02 21:29:19,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 21:29:19,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:19,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:19,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:19,396 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:29:19,398 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:29:19,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:29:19,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:19,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 133 states and 199 transitions. [2023-12-02 21:29:19,408 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 199 transitions. [2023-12-02 21:29:19,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-02 21:29:19,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:19,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:19,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:19,559 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:29:19,562 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:29:19,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:29:29,590 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:29:29,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:29,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 133 states and 193 transitions. [2023-12-02 21:29:29,678 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 193 transitions. [2023-12-02 21:29:29,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-02 21:29:29,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:29,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:29,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:29,937 INFO L262 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:29:29,941 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:29:30,046 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:29:40,447 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:29:50,477 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:30:00,507 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:30:10,541 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 [] [2023-12-02 21:30:10,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:10,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 148 states and 211 transitions. [2023-12-02 21:30:10,577 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 211 transitions. [2023-12-02 21:30:10,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-02 21:30:10,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:10,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:10,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:10,754 INFO L262 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:30:10,757 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:10,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:30:10,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:10,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 148 states and 209 transitions. [2023-12-02 21:30:10,768 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 209 transitions. [2023-12-02 21:30:10,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-02 21:30:10,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:10,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:10,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:10,977 INFO L262 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:30:10,979 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:10,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:30:10,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:10,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 148 states and 207 transitions. [2023-12-02 21:30:10,990 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 207 transitions. [2023-12-02 21:30:10,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-02 21:30:10,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:10,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:11,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:11,200 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:30:11,202 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:11,205 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:30:21,215 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 [] [2023-12-02 21:30:21,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:21,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 148 states and 205 transitions. [2023-12-02 21:30:21,246 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 205 transitions. [2023-12-02 21:30:21,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-02 21:30:21,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:21,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:21,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:21,529 INFO L262 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:30:21,532 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:21,610 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:30:31,629 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:30:41,663 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:30:51,691 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:31:01,735 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:31:01,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:01,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 151 states and 207 transitions. [2023-12-02 21:31:01,790 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 207 transitions. [2023-12-02 21:31:01,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 21:31:01,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:01,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:12,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-02 21:31:12,045 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) [2023-12-02 21:31:12,047 INFO L158 Benchmark]: Toolchain (without parser) took 118669.22ms. Allocated memory was 167.8MB in the beginning and 245.4MB in the end (delta: 77.6MB). Free memory was 119.5MB in the beginning and 114.1MB in the end (delta: 5.4MB). Peak memory consumption was 86.8MB. Max. memory is 16.1GB. [2023-12-02 21:31:12,047 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 104.9MB. Free memory is still 57.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:31:12,048 INFO L158 Benchmark]: CACSL2BoogieTranslator took 658.03ms. Allocated memory is still 167.8MB. Free memory was 119.5MB in the beginning and 87.1MB in the end (delta: 32.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-12-02 21:31:12,048 INFO L158 Benchmark]: Boogie Procedure Inliner took 108.87ms. Allocated memory is still 167.8MB. Free memory was 87.1MB in the beginning and 78.1MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-02 21:31:12,049 INFO L158 Benchmark]: Boogie Preprocessor took 106.80ms. Allocated memory is still 167.8MB. Free memory was 78.1MB in the beginning and 69.7MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-02 21:31:12,050 INFO L158 Benchmark]: RCFGBuilder took 3892.53ms. Allocated memory was 167.8MB in the beginning and 203.4MB in the end (delta: 35.7MB). Free memory was 69.7MB in the beginning and 89.6MB in the end (delta: -19.9MB). Peak memory consumption was 58.9MB. Max. memory is 16.1GB. [2023-12-02 21:31:12,050 INFO L158 Benchmark]: CodeCheck took 113898.80ms. Allocated memory was 203.4MB in the beginning and 245.4MB in the end (delta: 41.9MB). Free memory was 89.6MB in the beginning and 114.1MB in the end (delta: -24.5MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2023-12-02 21:31:12,054 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 0.16ms. Allocated memory is still 104.9MB. Free memory is still 57.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 658.03ms. Allocated memory is still 167.8MB. Free memory was 119.5MB in the beginning and 87.1MB in the end (delta: 32.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 108.87ms. Allocated memory is still 167.8MB. Free memory was 87.1MB in the beginning and 78.1MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 106.80ms. Allocated memory is still 167.8MB. Free memory was 78.1MB in the beginning and 69.7MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3892.53ms. Allocated memory was 167.8MB in the beginning and 203.4MB in the end (delta: 35.7MB). Free memory was 69.7MB in the beginning and 89.6MB in the end (delta: -19.9MB). Peak memory consumption was 58.9MB. Max. memory is 16.1GB. * CodeCheck took 113898.80ms. Allocated memory was 203.4MB in the beginning and 245.4MB in the end (delta: 41.9MB). Free memory was 89.6MB in the beginning and 114.1MB in the end (delta: -24.5MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 21:31:12,136 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847eaa8e-3179-48b1-a885-b34f71202c81/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_847eaa8e-3179-48b1-a885-b34f71202c81/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847eaa8e-3179-48b1-a885-b34f71202c81/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_847eaa8e-3179-48b1-a885-b34f71202c81/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847eaa8e-3179-48b1-a885-b34f71202c81/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847eaa8e-3179-48b1-a885-b34f71202c81/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_847eaa8e-3179-48b1-a885-b34f71202c81/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 23c0dee81707c82be8d9645ea65556f17c2a25b7864c310b805b07f657c0bc23 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:31:13,886 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:31:13,961 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847eaa8e-3179-48b1-a885-b34f71202c81/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-02 21:31:13,993 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:31:13,994 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:31:13,994 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:31:13,995 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:31:13,996 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:31:13,996 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:31:13,997 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:31:13,997 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:31:13,998 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:31:13,998 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:31:13,999 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:31:14,000 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:31:14,000 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:31:14,001 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 21:31:14,001 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 21:31:14,002 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 21:31:14,004 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 21:31:14,004 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:31:14,005 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:31:14,006 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:31:14,006 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:31:14,007 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:31:14,007 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:31:14,007 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:31:14,008 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:31:14,008 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 21:31:14,009 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:31:14,009 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:31:14,010 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:31:14,010 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:31:14,010 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:31:14,010 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 21:31:14,011 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:31:14,011 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:31:14,011 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 21:31:14,011 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 21:31:14,012 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_847eaa8e-3179-48b1-a885-b34f71202c81/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847eaa8e-3179-48b1-a885-b34f71202c81/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23c0dee81707c82be8d9645ea65556f17c2a25b7864c310b805b07f657c0bc23 [2023-12-02 21:31:14,275 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:31:14,295 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:31:14,297 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:31:14,298 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:31:14,298 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:31:14,299 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847eaa8e-3179-48b1-a885-b34f71202c81/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-1.i [2023-12-02 21:31:17,061 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:31:17,364 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:31:17,365 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847eaa8e-3179-48b1-a885-b34f71202c81/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-1.i [2023-12-02 21:31:17,384 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847eaa8e-3179-48b1-a885-b34f71202c81/bin/ukojak-verify-Qdu7aM0XO9/data/f09c18cd8/66bb0dc698a24bba859f52dc9d3fa59d/FLAGc217e3d28 [2023-12-02 21:31:17,398 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847eaa8e-3179-48b1-a885-b34f71202c81/bin/ukojak-verify-Qdu7aM0XO9/data/f09c18cd8/66bb0dc698a24bba859f52dc9d3fa59d [2023-12-02 21:31:17,401 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:31:17,403 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:31:17,404 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:31:17,404 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:31:17,409 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:31:17,410 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:31:17" (1/1) ... [2023-12-02 21:31:17,411 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68dc0088 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:17, skipping insertion in model container [2023-12-02 21:31:17,411 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:31:17" (1/1) ... [2023-12-02 21:31:17,482 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:31:17,930 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:31:17,944 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-02 21:31:17,957 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:31:18,055 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:31:18,059 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:31:18,133 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:31:18,173 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:31:18,180 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:31:18,181 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:18 WrapperNode [2023-12-02 21:31:18,181 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:31:18,182 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:31:18,182 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:31:18,182 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:31:18,189 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:18" (1/1) ... [2023-12-02 21:31:18,223 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:18" (1/1) ... [2023-12-02 21:31:18,279 INFO L138 Inliner]: procedures = 179, calls = 280, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1008 [2023-12-02 21:31:18,280 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:31:18,280 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:31:18,281 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:31:18,281 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:31:18,290 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:18" (1/1) ... [2023-12-02 21:31:18,290 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:18" (1/1) ... [2023-12-02 21:31:18,303 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:18" (1/1) ... [2023-12-02 21:31:18,304 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:18" (1/1) ... [2023-12-02 21:31:18,351 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:18" (1/1) ... [2023-12-02 21:31:18,361 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:18" (1/1) ... [2023-12-02 21:31:18,367 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:18" (1/1) ... [2023-12-02 21:31:18,374 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:18" (1/1) ... [2023-12-02 21:31:18,386 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:31:18,387 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:31:18,387 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:31:18,387 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:31:18,388 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:18" (1/1) ... [2023-12-02 21:31:18,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:31:18,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847eaa8e-3179-48b1-a885-b34f71202c81/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:31:18,416 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847eaa8e-3179-48b1-a885-b34f71202c81/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:31:18,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847eaa8e-3179-48b1-a885-b34f71202c81/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:31:18,458 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-12-02 21:31:18,458 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-12-02 21:31:18,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-12-02 21:31:18,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 21:31:18,458 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-02 21:31:18,458 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-02 21:31:18,458 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 21:31:18,459 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:31:18,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 21:31:18,459 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 21:31:18,459 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-02 21:31:18,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 21:31:18,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 21:31:18,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 21:31:18,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 21:31:18,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:31:18,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:31:18,673 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:31:18,675 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:31:33,360 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:31:33,805 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:31:33,805 INFO L309 CfgBuilder]: Removed 63 assume(true) statements. [2023-12-02 21:31:33,807 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:31:33 BoogieIcfgContainer [2023-12-02 21:31:33,807 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:31:33,808 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:31:33,808 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:31:33,817 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:31:33,818 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:31:33" (1/1) ... [2023-12-02 21:31:33,827 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:31:33,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:33,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 129 states and 211 transitions. [2023-12-02 21:31:33,885 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 211 transitions. [2023-12-02 21:31:33,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 21:31:33,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:33,887 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 21:31:33,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847eaa8e-3179-48b1-a885-b34f71202c81/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 21:31:33,889 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847eaa8e-3179-48b1-a885-b34f71202c81/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 21:31:33,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847eaa8e-3179-48b1-a885-b34f71202c81/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process