./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test3-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f8d583c-87d6-4ea5-89f6-28a1020b50f5/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f8d583c-87d6-4ea5-89f6-28a1020b50f5/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_3f8d583c-87d6-4ea5-89f6-28a1020b50f5/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f8d583c-87d6-4ea5-89f6-28a1020b50f5/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test3-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f8d583c-87d6-4ea5-89f6-28a1020b50f5/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_3f8d583c-87d6-4ea5-89f6-28a1020b50f5/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 32a779d95d64b7b3ae1a801430dde2c7d15b3372c5d0cdd47679441a42687631 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:54:10,867 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:54:10,934 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f8d583c-87d6-4ea5-89f6-28a1020b50f5/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-02 23:54:10,939 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:54:10,939 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:54:10,962 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:54:10,963 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:54:10,963 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:54:10,964 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:54:10,964 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:54:10,965 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:54:10,965 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:54:10,966 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:54:10,966 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:54:10,967 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:54:10,967 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:54:10,968 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:54:10,968 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:54:10,969 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:54:10,969 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 23:54:10,970 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 23:54:10,970 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:54:10,971 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:54:10,971 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:54:10,972 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:54:10,972 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:54:10,972 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:54:10,973 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:54:10,973 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:54:10,974 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:54:10,974 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:54:10,975 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:54:10,975 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:54:10,975 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:54:10,976 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:54:10,976 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_3f8d583c-87d6-4ea5-89f6-28a1020b50f5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f8d583c-87d6-4ea5-89f6-28a1020b50f5/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 32a779d95d64b7b3ae1a801430dde2c7d15b3372c5d0cdd47679441a42687631 [2023-12-02 23:54:11,210 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:54:11,230 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:54:11,233 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:54:11,234 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:54:11,234 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:54:11,236 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f8d583c-87d6-4ea5-89f6-28a1020b50f5/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test3-2.i [2023-12-02 23:54:14,017 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:54:14,285 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:54:14,285 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f8d583c-87d6-4ea5-89f6-28a1020b50f5/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test3-2.i [2023-12-02 23:54:14,303 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f8d583c-87d6-4ea5-89f6-28a1020b50f5/bin/ukojak-verify-Qdu7aM0XO9/data/62c67e33b/05774c009d174ef685df46b48d6abc75/FLAGb2f8d6dff [2023-12-02 23:54:14,322 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f8d583c-87d6-4ea5-89f6-28a1020b50f5/bin/ukojak-verify-Qdu7aM0XO9/data/62c67e33b/05774c009d174ef685df46b48d6abc75 [2023-12-02 23:54:14,325 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:54:14,326 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:54:14,328 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:54:14,328 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:54:14,333 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:54:14,334 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:54:14" (1/1) ... [2023-12-02 23:54:14,335 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c31ba3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:54:14, skipping insertion in model container [2023-12-02 23:54:14,335 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:54:14" (1/1) ... [2023-12-02 23:54:14,423 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:54:14,864 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:54:14,876 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:54:14,961 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:54:15,042 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:54:15,048 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:54:15,049 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:54:15 WrapperNode [2023-12-02 23:54:15,049 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:54:15,050 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:54:15,050 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:54:15,050 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:54:15,055 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:54:15" (1/1) ... [2023-12-02 23:54:15,086 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:54:15" (1/1) ... [2023-12-02 23:54:15,153 INFO L138 Inliner]: procedures = 177, calls = 338, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1532 [2023-12-02 23:54:15,153 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:54:15,154 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:54:15,154 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:54:15,154 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:54:15,164 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:54:15" (1/1) ... [2023-12-02 23:54:15,164 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:54:15" (1/1) ... [2023-12-02 23:54:15,177 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:54:15" (1/1) ... [2023-12-02 23:54:15,177 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:54:15" (1/1) ... [2023-12-02 23:54:15,231 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:54:15" (1/1) ... [2023-12-02 23:54:15,245 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:54:15" (1/1) ... [2023-12-02 23:54:15,252 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:54:15" (1/1) ... [2023-12-02 23:54:15,259 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:54:15" (1/1) ... [2023-12-02 23:54:15,269 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:54:15,270 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:54:15,271 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:54:15,271 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:54:15,272 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:54:15" (1/1) ... [2023-12-02 23:54:15,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:54:15,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f8d583c-87d6-4ea5-89f6-28a1020b50f5/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:54:15,301 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f8d583c-87d6-4ea5-89f6-28a1020b50f5/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:54:15,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f8d583c-87d6-4ea5-89f6-28a1020b50f5/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:54:15,336 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-12-02 23:54:15,336 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-12-02 23:54:15,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 23:54:15,337 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 23:54:15,337 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 23:54:15,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 23:54:15,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-02 23:54:15,337 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-02 23:54:15,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 23:54:15,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:54:15,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 23:54:15,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:54:15,338 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-02 23:54:15,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 23:54:15,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:54:15,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:54:15,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:54:15,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:54:15,546 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:54:15,548 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:54:16,978 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:54:18,438 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:54:18,439 INFO L309 CfgBuilder]: Removed 72 assume(true) statements. [2023-12-02 23:54:18,440 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:54:18 BoogieIcfgContainer [2023-12-02 23:54:18,440 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:54:18,441 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:54:18,441 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:54:18,450 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:54:18,451 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:54:18" (1/1) ... [2023-12-02 23:54:18,459 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:54:18,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:18,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 162 states and 265 transitions. [2023-12-02 23:54:18,517 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 265 transitions. [2023-12-02 23:54:18,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 23:54:18,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:18,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:18,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:18,708 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-02 23:54:18,715 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:54:18,777 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 23:54:18,787 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-02 23:54:18,827 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 23:54:18,828 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-12-02 23:54:18,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:54:18,836 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 23:54:18,844 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 23:54:18,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:18,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 165 states and 270 transitions. [2023-12-02 23:54:18,899 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 270 transitions. [2023-12-02 23:54:18,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-02 23:54:18,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:18,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:18,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:18,980 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-02 23:54:18,983 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:54:18,991 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 23:54:18,996 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-02 23:54:19,024 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 23:54:19,025 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-12-02 23:54:19,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:54:19,031 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 23:54:19,037 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 23:54:19,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:19,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 166 states and 271 transitions. [2023-12-02 23:54:19,055 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 271 transitions. [2023-12-02 23:54:19,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 23:54:19,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:19,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:19,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:19,116 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 23:54:19,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:19,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 166 states and 270 transitions. [2023-12-02 23:54:19,126 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 270 transitions. [2023-12-02 23:54:19,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 23:54:19,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:19,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:19,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:19,211 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:54:19,213 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:54:19,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:54:19,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:19,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 166 states and 268 transitions. [2023-12-02 23:54:19,221 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 268 transitions. [2023-12-02 23:54:19,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 23:54:19,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:19,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:19,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:19,364 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 23:54:19,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:19,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 166 states and 267 transitions. [2023-12-02 23:54:19,450 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 267 transitions. [2023-12-02 23:54:19,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 23:54:19,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:19,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:19,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:19,536 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:54:19,539 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:54:19,541 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 23:54:19,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:19,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 166 states and 263 transitions. [2023-12-02 23:54:19,548 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 263 transitions. [2023-12-02 23:54:19,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 23:54:19,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:19,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:19,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:19,674 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:54:19,677 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:54:19,679 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 23:54:19,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:19,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 166 states and 257 transitions. [2023-12-02 23:54:19,686 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 257 transitions. [2023-12-02 23:54:19,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-02 23:54:19,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:19,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:19,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:19,857 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:54:19,860 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:54:19,863 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 23:54:29,889 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:54:29,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:29,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 166 states and 251 transitions. [2023-12-02 23:54:29,947 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 251 transitions. [2023-12-02 23:54:29,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-02 23:54:29,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:29,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:30,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:30,191 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:54:30,195 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:54:30,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:54:40,684 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:54:50,732 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:55:00,518 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 9.78s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:55:00,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:00,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 181 states and 269 transitions. [2023-12-02 23:55:00,566 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 269 transitions. [2023-12-02 23:55:00,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-02 23:55:00,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:00,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:00,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:00,769 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:55:00,773 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:00,777 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 23:55:00,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:00,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 181 states and 267 transitions. [2023-12-02 23:55:00,788 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 267 transitions. [2023-12-02 23:55:00,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-02 23:55:00,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:00,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:00,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:00,976 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:55:00,979 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:00,982 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 23:55:00,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:00,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 181 states and 265 transitions. [2023-12-02 23:55:00,991 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 265 transitions. [2023-12-02 23:55:00,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-02 23:55:00,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:00,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:01,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:01,240 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:55:01,243 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:01,246 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 23:55:11,260 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:55:11,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:11,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 181 states and 263 transitions. [2023-12-02 23:55:11,295 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 263 transitions. [2023-12-02 23:55:11,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-02 23:55:11,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:11,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:11,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:11,521 INFO L262 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:55:11,524 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:11,597 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:55:21,613 WARN L539 Checker$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 23:55:31,639 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:55:41,678 WARN L539 Checker$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 23:55:51,709 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 23:55:51,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:51,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 184 states and 265 transitions. [2023-12-02 23:55:51,741 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 265 transitions. [2023-12-02 23:55:51,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 23:55:51,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:51,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:55,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:55,892 INFO L262 TraceCheckSpWp]: Trace formula consists of 464 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:55:55,895 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:55,953 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:55:56,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:56,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 186 states and 269 transitions. [2023-12-02 23:55:56,069 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 269 transitions. [2023-12-02 23:55:56,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-02 23:55:56,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:56,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:56:06,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-02 23:56:06,364 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 23:56:06,366 INFO L158 Benchmark]: Toolchain (without parser) took 112040.02ms. Allocated memory was 136.3MB in the beginning and 281.0MB in the end (delta: 144.7MB). Free memory was 88.1MB in the beginning and 170.5MB in the end (delta: -82.4MB). Peak memory consumption was 65.1MB. Max. memory is 16.1GB. [2023-12-02 23:56:06,367 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 98.6MB. Free memory is still 51.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:56:06,368 INFO L158 Benchmark]: CACSL2BoogieTranslator took 721.45ms. Allocated memory was 136.3MB in the beginning and 180.4MB in the end (delta: 44.0MB). Free memory was 88.1MB in the beginning and 146.8MB in the end (delta: -58.7MB). Peak memory consumption was 49.1MB. Max. memory is 16.1GB. [2023-12-02 23:56:06,368 INFO L158 Benchmark]: Boogie Procedure Inliner took 103.85ms. Allocated memory is still 180.4MB. Free memory was 146.8MB in the beginning and 137.5MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-02 23:56:06,368 INFO L158 Benchmark]: Boogie Preprocessor took 115.66ms. Allocated memory is still 180.4MB. Free memory was 137.5MB in the beginning and 127.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-02 23:56:06,369 INFO L158 Benchmark]: RCFGBuilder took 3169.98ms. Allocated memory was 180.4MB in the beginning and 218.1MB in the end (delta: 37.7MB). Free memory was 127.0MB in the beginning and 160.0MB in the end (delta: -33.0MB). Peak memory consumption was 112.5MB. Max. memory is 16.1GB. [2023-12-02 23:56:06,370 INFO L158 Benchmark]: CodeCheck took 107924.50ms. Allocated memory was 218.1MB in the beginning and 281.0MB in the end (delta: 62.9MB). Free memory was 160.0MB in the beginning and 170.5MB in the end (delta: -10.5MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2023-12-02 23:56:06,374 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 0.21ms. Allocated memory is still 98.6MB. Free memory is still 51.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 721.45ms. Allocated memory was 136.3MB in the beginning and 180.4MB in the end (delta: 44.0MB). Free memory was 88.1MB in the beginning and 146.8MB in the end (delta: -58.7MB). Peak memory consumption was 49.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 103.85ms. Allocated memory is still 180.4MB. Free memory was 146.8MB in the beginning and 137.5MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 115.66ms. Allocated memory is still 180.4MB. Free memory was 137.5MB in the beginning and 127.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 3169.98ms. Allocated memory was 180.4MB in the beginning and 218.1MB in the end (delta: 37.7MB). Free memory was 127.0MB in the beginning and 160.0MB in the end (delta: -33.0MB). Peak memory consumption was 112.5MB. Max. memory is 16.1GB. * CodeCheck took 107924.50ms. Allocated memory was 218.1MB in the beginning and 281.0MB in the end (delta: 62.9MB). Free memory was 160.0MB in the beginning and 170.5MB in the end (delta: -10.5MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 23:56:06,461 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f8d583c-87d6-4ea5-89f6-28a1020b50f5/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f8d583c-87d6-4ea5-89f6-28a1020b50f5/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f8d583c-87d6-4ea5-89f6-28a1020b50f5/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_3f8d583c-87d6-4ea5-89f6-28a1020b50f5/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f8d583c-87d6-4ea5-89f6-28a1020b50f5/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test3-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f8d583c-87d6-4ea5-89f6-28a1020b50f5/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_3f8d583c-87d6-4ea5-89f6-28a1020b50f5/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 32a779d95d64b7b3ae1a801430dde2c7d15b3372c5d0cdd47679441a42687631 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:56:08,289 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:56:08,362 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f8d583c-87d6-4ea5-89f6-28a1020b50f5/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-02 23:56:08,389 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:56:08,390 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:56:08,390 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:56:08,391 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:56:08,392 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:56:08,392 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:56:08,393 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:56:08,393 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:56:08,394 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:56:08,394 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:56:08,395 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:56:08,395 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:56:08,396 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:56:08,396 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 23:56:08,397 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 23:56:08,397 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 23:56:08,398 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 23:56:08,398 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 23:56:08,400 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:56:08,401 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:56:08,401 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:56:08,402 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:56:08,402 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:56:08,403 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:56:08,403 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:56:08,404 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 23:56:08,404 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:56:08,404 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:56:08,405 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:56:08,405 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:56:08,405 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:56:08,405 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 23:56:08,406 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:56:08,406 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:56:08,406 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 23:56:08,406 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 23:56:08,407 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_3f8d583c-87d6-4ea5-89f6-28a1020b50f5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f8d583c-87d6-4ea5-89f6-28a1020b50f5/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 32a779d95d64b7b3ae1a801430dde2c7d15b3372c5d0cdd47679441a42687631 [2023-12-02 23:56:08,697 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:56:08,715 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:56:08,717 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:56:08,719 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:56:08,719 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:56:08,720 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f8d583c-87d6-4ea5-89f6-28a1020b50f5/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test3-2.i [2023-12-02 23:56:11,518 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:56:11,801 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:56:11,802 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f8d583c-87d6-4ea5-89f6-28a1020b50f5/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test3-2.i [2023-12-02 23:56:11,822 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f8d583c-87d6-4ea5-89f6-28a1020b50f5/bin/ukojak-verify-Qdu7aM0XO9/data/aec195c8f/630bce43d89b4ba4b83c8820b3d3e8ab/FLAGbdf907bdf [2023-12-02 23:56:12,076 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f8d583c-87d6-4ea5-89f6-28a1020b50f5/bin/ukojak-verify-Qdu7aM0XO9/data/aec195c8f/630bce43d89b4ba4b83c8820b3d3e8ab [2023-12-02 23:56:12,079 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:56:12,080 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:56:12,082 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:56:12,082 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:56:12,086 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:56:12,086 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:56:12" (1/1) ... [2023-12-02 23:56:12,087 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b98ab96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:56:12, skipping insertion in model container [2023-12-02 23:56:12,088 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:56:12" (1/1) ... [2023-12-02 23:56:12,152 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:56:12,582 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:56:12,597 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-02 23:56:12,612 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:56:12,726 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:56:12,731 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:56:12,814 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:56:12,846 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:56:12,851 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:56:12,852 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:56:12 WrapperNode [2023-12-02 23:56:12,852 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:56:12,853 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:56:12,853 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:56:12,853 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:56:12,858 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:56:12" (1/1) ... [2023-12-02 23:56:12,896 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:56:12" (1/1) ... [2023-12-02 23:56:12,957 INFO L138 Inliner]: procedures = 180, calls = 338, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1198 [2023-12-02 23:56:12,957 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:56:12,958 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:56:12,958 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:56:12,958 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:56:12,968 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:56:12" (1/1) ... [2023-12-02 23:56:12,968 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:56:12" (1/1) ... [2023-12-02 23:56:12,980 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:56:12" (1/1) ... [2023-12-02 23:56:12,981 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:56:12" (1/1) ... [2023-12-02 23:56:13,053 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:56:12" (1/1) ... [2023-12-02 23:56:13,065 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:56:12" (1/1) ... [2023-12-02 23:56:13,072 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:56:12" (1/1) ... [2023-12-02 23:56:13,079 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:56:12" (1/1) ... [2023-12-02 23:56:13,092 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:56:13,093 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:56:13,093 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:56:13,093 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:56:13,094 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:56:12" (1/1) ... [2023-12-02 23:56:13,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:56:13,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f8d583c-87d6-4ea5-89f6-28a1020b50f5/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:56:13,123 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f8d583c-87d6-4ea5-89f6-28a1020b50f5/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:56:13,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f8d583c-87d6-4ea5-89f6-28a1020b50f5/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:56:13,171 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-12-02 23:56:13,171 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-12-02 23:56:13,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-12-02 23:56:13,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 23:56:13,172 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 23:56:13,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 23:56:13,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-02 23:56:13,172 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-02 23:56:13,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 23:56:13,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:56:13,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 23:56:13,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:56:13,173 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-02 23:56:13,173 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 23:56:13,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:56:13,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 23:56:13,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 23:56:13,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:56:13,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:56:13,379 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:56:13,382 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:56:29,170 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:56:29,657 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:56:29,658 INFO L309 CfgBuilder]: Removed 72 assume(true) statements. [2023-12-02 23:56:29,659 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:56:29 BoogieIcfgContainer [2023-12-02 23:56:29,660 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:56:29,661 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:56:29,661 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:56:29,670 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:56:29,670 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:56:29" (1/1) ... [2023-12-02 23:56:29,679 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:56:29,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:56:29,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 162 states and 265 transitions. [2023-12-02 23:56:29,737 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 265 transitions. [2023-12-02 23:56:29,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 23:56:29,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:56:29,739 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:56:29,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f8d583c-87d6-4ea5-89f6-28a1020b50f5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:56:29,742 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f8d583c-87d6-4ea5-89f6-28a1020b50f5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:56:29,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f8d583c-87d6-4ea5-89f6-28a1020b50f5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process