./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test8-2.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_d0f290cf-6f68-45b2-8c7c-8834ce47ba6e/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f290cf-6f68-45b2-8c7c-8834ce47ba6e/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_d0f290cf-6f68-45b2-8c7c-8834ce47ba6e/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f290cf-6f68-45b2-8c7c-8834ce47ba6e/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test8-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f290cf-6f68-45b2-8c7c-8834ce47ba6e/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_d0f290cf-6f68-45b2-8c7c-8834ce47ba6e/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 3011b5baaaedb6c621e2913d841379eae3b8a9da7212e43b784fc8c1004eda96 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:46:21,272 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:46:21,347 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f290cf-6f68-45b2-8c7c-8834ce47ba6e/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-02 21:46:21,351 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:46:21,352 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:46:21,381 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:46:21,381 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:46:21,382 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:46:21,383 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:46:21,383 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:46:21,384 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:46:21,385 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:46:21,385 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:46:21,386 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:46:21,386 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:46:21,387 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:46:21,387 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:46:21,388 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:46:21,388 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:46:21,389 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 21:46:21,389 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:46:21,390 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:46:21,390 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:46:21,390 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:46:21,391 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:46:21,391 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:46:21,392 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:46:21,392 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:46:21,392 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:46:21,393 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:46:21,393 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:46:21,393 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:46:21,394 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:46:21,394 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:46:21,394 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:46:21,394 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_d0f290cf-6f68-45b2-8c7c-8834ce47ba6e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f290cf-6f68-45b2-8c7c-8834ce47ba6e/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3011b5baaaedb6c621e2913d841379eae3b8a9da7212e43b784fc8c1004eda96 [2023-12-02 21:46:21,608 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:46:21,629 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:46:21,632 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:46:21,633 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:46:21,633 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:46:21,635 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f290cf-6f68-45b2-8c7c-8834ce47ba6e/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test8-2.i [2023-12-02 21:46:24,344 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:46:24,635 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:46:24,635 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f290cf-6f68-45b2-8c7c-8834ce47ba6e/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test8-2.i [2023-12-02 21:46:24,653 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f290cf-6f68-45b2-8c7c-8834ce47ba6e/bin/ukojak-verify-Qdu7aM0XO9/data/a439660d9/c29aeda2940d40318c7649a88c6254f2/FLAG21179694b [2023-12-02 21:46:24,667 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f290cf-6f68-45b2-8c7c-8834ce47ba6e/bin/ukojak-verify-Qdu7aM0XO9/data/a439660d9/c29aeda2940d40318c7649a88c6254f2 [2023-12-02 21:46:24,670 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:46:24,671 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:46:24,672 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:46:24,673 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:46:24,677 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:46:24,677 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:46:24" (1/1) ... [2023-12-02 21:46:24,678 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17b1cc18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:24, skipping insertion in model container [2023-12-02 21:46:24,678 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:46:24" (1/1) ... [2023-12-02 21:46:24,748 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:46:25,226 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:46:25,237 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:46:25,339 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:46:25,372 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:46:25,379 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:46:25,380 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:25 WrapperNode [2023-12-02 21:46:25,380 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:46:25,381 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:46:25,381 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:46:25,381 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:46:25,388 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:25" (1/1) ... [2023-12-02 21:46:25,421 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:25" (1/1) ... [2023-12-02 21:46:25,488 INFO L138 Inliner]: procedures = 177, calls = 350, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1500 [2023-12-02 21:46:25,488 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:46:25,489 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:46:25,489 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:46:25,489 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:46:25,498 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:25" (1/1) ... [2023-12-02 21:46:25,499 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:25" (1/1) ... [2023-12-02 21:46:25,512 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:25" (1/1) ... [2023-12-02 21:46:25,512 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:25" (1/1) ... [2023-12-02 21:46:25,564 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:25" (1/1) ... [2023-12-02 21:46:25,579 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:25" (1/1) ... [2023-12-02 21:46:25,585 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:25" (1/1) ... [2023-12-02 21:46:25,593 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:25" (1/1) ... [2023-12-02 21:46:25,604 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:46:25,605 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:46:25,605 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:46:25,605 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:46:25,606 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:25" (1/1) ... [2023-12-02 21:46:25,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:46:25,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f290cf-6f68-45b2-8c7c-8834ce47ba6e/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:46:25,661 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f290cf-6f68-45b2-8c7c-8834ce47ba6e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:46:25,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f290cf-6f68-45b2-8c7c-8834ce47ba6e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:46:25,695 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-12-02 21:46:25,695 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-12-02 21:46:25,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 21:46:25,695 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 21:46:25,695 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 21:46:25,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 21:46:25,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-02 21:46:25,696 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-02 21:46:25,696 INFO L130 BoogieDeclarations]: Found specification of procedure test_int [2023-12-02 21:46:25,696 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int [2023-12-02 21:46:25,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 21:46:25,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:46:25,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 21:46:25,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 21:46:25,697 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-02 21:46:25,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 21:46:25,697 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 21:46:25,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:46:25,697 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:46:25,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:46:25,897 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:46:25,899 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:46:28,334 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:46:29,822 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:46:29,822 INFO L309 CfgBuilder]: Removed 71 assume(true) statements. [2023-12-02 21:46:29,824 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:46:29 BoogieIcfgContainer [2023-12-02 21:46:29,824 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:46:29,825 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:46:29,825 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:46:29,832 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:46:29,833 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:46:29" (1/1) ... [2023-12-02 21:46:29,840 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:46:29,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:29,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 187 states and 310 transitions. [2023-12-02 21:46:29,890 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 310 transitions. [2023-12-02 21:46:29,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 21:46:29,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:29,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:30,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:30,065 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 21:46:30,072 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:46:30,140 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 21:46:30,152 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 21:46:30,195 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 21:46:30,196 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-12-02 21:46:30,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 21:46:30,205 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 21:46:30,214 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 21:46:30,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:30,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 190 states and 315 transitions. [2023-12-02 21:46:30,271 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 315 transitions. [2023-12-02 21:46:30,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-02 21:46:30,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:30,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:30,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:30,354 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 21:46:30,357 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:46:30,365 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 21:46:30,370 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 21:46:30,397 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 21:46:30,398 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-12-02 21:46:30,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 21:46:30,404 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 21:46:30,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:46:30,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:30,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 191 states and 316 transitions. [2023-12-02 21:46:30,429 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 316 transitions. [2023-12-02 21:46:30,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 21:46:30,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:30,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:30,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:30,527 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:46:30,530 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:46:30,535 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 21:46:30,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:30,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 191 states and 314 transitions. [2023-12-02 21:46:30,543 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 314 transitions. [2023-12-02 21:46:30,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 21:46:30,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:30,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:30,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:30,719 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 21:46:30,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:30,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 191 states and 308 transitions. [2023-12-02 21:46:30,814 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 308 transitions. [2023-12-02 21:46:30,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 21:46:30,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:30,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:30,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:30,923 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:46:30,926 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:46:30,928 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 21:46:30,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:30,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 191 states and 304 transitions. [2023-12-02 21:46:30,936 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 304 transitions. [2023-12-02 21:46:30,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 21:46:30,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:30,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:31,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:31,051 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:46:31,055 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:46:31,058 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 21:46:31,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:31,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 191 states and 298 transitions. [2023-12-02 21:46:31,067 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 298 transitions. [2023-12-02 21:46:31,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 21:46:31,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:31,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:31,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:31,265 INFO L262 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:46:31,269 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:46:31,273 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 21:46:41,298 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:46:41,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:41,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 191 states and 292 transitions. [2023-12-02 21:46:41,366 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 292 transitions. [2023-12-02 21:46:41,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-02 21:46:41,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:41,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:41,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:41,609 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:46:41,613 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:46:41,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:46:52,074 WARN L539 Checker$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 21:47:02,098 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:47:12,133 WARN L539 Checker$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 21:47:22,162 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 21:47:22,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:22,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 224 states and 335 transitions. [2023-12-02 21:47:22,388 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 335 transitions. [2023-12-02 21:47:22,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-02 21:47:22,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:22,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:22,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:22,577 INFO L262 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:47:22,581 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:47:22,584 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 21:47:22,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:22,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 224 states and 333 transitions. [2023-12-02 21:47:22,594 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 333 transitions. [2023-12-02 21:47:22,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-02 21:47:22,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:22,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:22,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:22,815 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:47:22,819 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:47:22,923 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 21:47:33,414 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 21:47:43,447 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:47:53,492 WARN L539 Checker$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 21:48:03,516 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 21:48:03,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:03,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 258 states and 378 transitions. [2023-12-02 21:48:03,844 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 378 transitions. [2023-12-02 21:48:03,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-02 21:48:03,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:03,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:04,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:04,027 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:48:04,029 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:48:04,031 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 21:48:04,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:04,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 258 states and 376 transitions. [2023-12-02 21:48:04,042 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 376 transitions. [2023-12-02 21:48:04,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-02 21:48:04,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:04,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:04,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:04,254 INFO L262 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:48:04,256 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:48:04,259 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 21:48:14,272 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 21:48:14,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:14,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 258 states and 374 transitions. [2023-12-02 21:48:14,325 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 374 transitions. [2023-12-02 21:48:14,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-02 21:48:14,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:14,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:14,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:14,543 INFO L262 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:48:14,545 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:48:14,548 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 21:48:14,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:14,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 258 states and 372 transitions. [2023-12-02 21:48:14,704 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 372 transitions. [2023-12-02 21:48:14,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-02 21:48:14,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:14,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:14,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:14,933 INFO L262 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:48:14,935 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:48:14,990 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 21:48:25,006 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:48:35,064 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:48:45,120 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:48:55,157 WARN L539 Checker$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 21:48:55,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:55,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 261 states and 374 transitions. [2023-12-02 21:48:55,204 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 374 transitions. [2023-12-02 21:48:55,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 21:48:55,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:55,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:55,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:55,436 INFO L262 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:48:55,439 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:48:55,499 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 21:49:05,516 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:49:15,545 WARN L539 Checker$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 21:49:25,590 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:49:35,619 WARN L539 Checker$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 21:49:35,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:49:35,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 264 states and 376 transitions. [2023-12-02 21:49:35,668 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 376 transitions. [2023-12-02 21:49:35,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 21:49:35,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:49:35,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:49:35,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:49:35,885 INFO L262 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:49:35,886 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:49:35,965 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 21:49:46,582 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:49:56,621 WARN L539 Checker$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 21:50:01,835 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.21s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:50:11,857 WARN L539 Checker$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 21:50:11,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:50:11,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 279 states and 395 transitions. [2023-12-02 21:50:11,913 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 395 transitions. [2023-12-02 21:50:11,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-02 21:50:11,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:50:11,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:50:12,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:50:12,159 INFO L262 TraceCheckSpWp]: Trace formula consists of 476 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:50:12,161 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:50:12,213 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:50:12,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:50:12,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 291 states and 410 transitions. [2023-12-02 21:50:12,257 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 410 transitions. [2023-12-02 21:50:12,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-02 21:50:12,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:50:12,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:50:12,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:50:12,504 INFO L262 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:50:12,507 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:50:12,581 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:50:12,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:50:12,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 303 states and 425 transitions. [2023-12-02 21:50:12,666 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 425 transitions. [2023-12-02 21:50:12,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 21:50:12,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:50:12,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:50:12,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:50:12,889 INFO L262 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:50:12,891 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:50:13,008 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 21:50:23,029 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:50:33,088 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:50:43,124 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:50:53,151 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:50:53,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:50:53,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 306 states and 427 transitions. [2023-12-02 21:50:53,198 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 427 transitions. [2023-12-02 21:50:53,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-02 21:50:53,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:50:53,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:51:01,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:51:01,785 INFO L262 TraceCheckSpWp]: Trace formula consists of 497 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:51:01,787 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:51:01,910 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 21:51:02,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:51:02,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 308 states and 431 transitions. [2023-12-02 21:51:02,405 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 431 transitions. [2023-12-02 21:51:02,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-02 21:51:02,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:51:02,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:51:12,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-02 21:51:12,687 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 21:51:12,691 INFO L158 Benchmark]: Toolchain (without parser) took 288019.25ms. Allocated memory was 167.8MB in the beginning and 262.1MB in the end (delta: 94.4MB). Free memory was 131.9MB in the beginning and 180.0MB in the end (delta: -48.0MB). Peak memory consumption was 49.6MB. Max. memory is 16.1GB. [2023-12-02 21:51:12,691 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 117.4MB. Free memory was 91.1MB in the beginning and 90.9MB in the end (delta: 118.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:51:12,692 INFO L158 Benchmark]: CACSL2BoogieTranslator took 707.84ms. Allocated memory is still 167.8MB. Free memory was 131.4MB in the beginning and 96.8MB in the end (delta: 34.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-12-02 21:51:12,692 INFO L158 Benchmark]: Boogie Procedure Inliner took 107.28ms. Allocated memory is still 167.8MB. Free memory was 96.8MB in the beginning and 87.5MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-02 21:51:12,693 INFO L158 Benchmark]: Boogie Preprocessor took 115.25ms. Allocated memory is still 167.8MB. Free memory was 87.5MB in the beginning and 77.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-02 21:51:12,694 INFO L158 Benchmark]: RCFGBuilder took 4219.07ms. Allocated memory was 167.8MB in the beginning and 205.5MB in the end (delta: 37.7MB). Free memory was 77.0MB in the beginning and 134.5MB in the end (delta: -57.5MB). Peak memory consumption was 68.9MB. Max. memory is 16.1GB. [2023-12-02 21:51:12,694 INFO L158 Benchmark]: CodeCheck took 282865.05ms. Allocated memory was 205.5MB in the beginning and 262.1MB in the end (delta: 56.6MB). Free memory was 134.5MB in the beginning and 180.0MB in the end (delta: -45.5MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2023-12-02 21:51:12,697 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 0.24ms. Allocated memory is still 117.4MB. Free memory was 91.1MB in the beginning and 90.9MB in the end (delta: 118.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 707.84ms. Allocated memory is still 167.8MB. Free memory was 131.4MB in the beginning and 96.8MB in the end (delta: 34.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 107.28ms. Allocated memory is still 167.8MB. Free memory was 96.8MB in the beginning and 87.5MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 115.25ms. Allocated memory is still 167.8MB. Free memory was 87.5MB in the beginning and 77.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 4219.07ms. Allocated memory was 167.8MB in the beginning and 205.5MB in the end (delta: 37.7MB). Free memory was 77.0MB in the beginning and 134.5MB in the end (delta: -57.5MB). Peak memory consumption was 68.9MB. Max. memory is 16.1GB. * CodeCheck took 282865.05ms. Allocated memory was 205.5MB in the beginning and 262.1MB in the end (delta: 56.6MB). Free memory was 134.5MB in the beginning and 180.0MB in the end (delta: -45.5MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 21:51:12,854 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f290cf-6f68-45b2-8c7c-8834ce47ba6e/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_d0f290cf-6f68-45b2-8c7c-8834ce47ba6e/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f290cf-6f68-45b2-8c7c-8834ce47ba6e/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_d0f290cf-6f68-45b2-8c7c-8834ce47ba6e/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f290cf-6f68-45b2-8c7c-8834ce47ba6e/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test8-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f290cf-6f68-45b2-8c7c-8834ce47ba6e/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_d0f290cf-6f68-45b2-8c7c-8834ce47ba6e/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 3011b5baaaedb6c621e2913d841379eae3b8a9da7212e43b784fc8c1004eda96 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:51:14,493 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:51:14,566 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f290cf-6f68-45b2-8c7c-8834ce47ba6e/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-02 21:51:14,595 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:51:14,596 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:51:14,596 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:51:14,597 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:51:14,597 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:51:14,598 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:51:14,598 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:51:14,599 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:51:14,599 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:51:14,600 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:51:14,600 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:51:14,601 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:51:14,601 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:51:14,602 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 21:51:14,602 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 21:51:14,603 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 21:51:14,604 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 21:51:14,604 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:51:14,605 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:51:14,605 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:51:14,606 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:51:14,606 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:51:14,607 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:51:14,607 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:51:14,608 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:51:14,608 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 21:51:14,609 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:51:14,609 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:51:14,610 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:51:14,610 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:51:14,610 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:51:14,610 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 21:51:14,611 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:51:14,611 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:51:14,611 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 21:51:14,611 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 21:51:14,611 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_d0f290cf-6f68-45b2-8c7c-8834ce47ba6e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f290cf-6f68-45b2-8c7c-8834ce47ba6e/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3011b5baaaedb6c621e2913d841379eae3b8a9da7212e43b784fc8c1004eda96 [2023-12-02 21:51:14,902 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:51:14,936 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:51:14,939 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:51:14,940 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:51:14,940 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:51:14,941 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f290cf-6f68-45b2-8c7c-8834ce47ba6e/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test8-2.i [2023-12-02 21:51:17,743 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:51:18,046 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:51:18,047 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f290cf-6f68-45b2-8c7c-8834ce47ba6e/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test8-2.i [2023-12-02 21:51:18,065 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f290cf-6f68-45b2-8c7c-8834ce47ba6e/bin/ukojak-verify-Qdu7aM0XO9/data/4353b7d6f/3a8f30cadb934dcaa8504d1d25f47ae1/FLAGce137a34b [2023-12-02 21:51:18,080 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f290cf-6f68-45b2-8c7c-8834ce47ba6e/bin/ukojak-verify-Qdu7aM0XO9/data/4353b7d6f/3a8f30cadb934dcaa8504d1d25f47ae1 [2023-12-02 21:51:18,083 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:51:18,084 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:51:18,086 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:51:18,086 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:51:18,090 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:51:18,091 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:51:18" (1/1) ... [2023-12-02 21:51:18,092 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3416a55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:18, skipping insertion in model container [2023-12-02 21:51:18,093 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:51:18" (1/1) ... [2023-12-02 21:51:18,167 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:51:18,721 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:51:18,736 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-02 21:51:18,749 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:51:18,841 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:51:18,847 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:51:18,947 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:51:18,998 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:51:19,006 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:51:19,006 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:19 WrapperNode [2023-12-02 21:51:19,006 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:51:19,007 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:51:19,008 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:51:19,008 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:51:19,015 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:19" (1/1) ... [2023-12-02 21:51:19,052 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:19" (1/1) ... [2023-12-02 21:51:19,108 INFO L138 Inliner]: procedures = 180, calls = 350, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1166 [2023-12-02 21:51:19,109 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:51:19,110 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:51:19,110 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:51:19,110 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:51:19,120 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:19" (1/1) ... [2023-12-02 21:51:19,121 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:19" (1/1) ... [2023-12-02 21:51:19,133 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:19" (1/1) ... [2023-12-02 21:51:19,134 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:19" (1/1) ... [2023-12-02 21:51:19,184 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:19" (1/1) ... [2023-12-02 21:51:19,195 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:19" (1/1) ... [2023-12-02 21:51:19,201 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:19" (1/1) ... [2023-12-02 21:51:19,209 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:19" (1/1) ... [2023-12-02 21:51:19,219 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:51:19,220 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:51:19,220 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:51:19,220 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:51:19,221 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:19" (1/1) ... [2023-12-02 21:51:19,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:51:19,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f290cf-6f68-45b2-8c7c-8834ce47ba6e/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:51:19,252 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f290cf-6f68-45b2-8c7c-8834ce47ba6e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:51:19,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f290cf-6f68-45b2-8c7c-8834ce47ba6e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:51:19,293 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-12-02 21:51:19,294 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-12-02 21:51:19,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-12-02 21:51:19,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 21:51:19,294 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 21:51:19,294 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 21:51:19,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-02 21:51:19,295 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-02 21:51:19,295 INFO L130 BoogieDeclarations]: Found specification of procedure test_int [2023-12-02 21:51:19,295 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int [2023-12-02 21:51:19,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 21:51:19,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:51:19,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 21:51:19,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 21:51:19,296 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-02 21:51:19,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 21:51:19,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 21:51:19,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 21:51:19,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 21:51:19,297 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:51:19,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:51:19,504 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:51:19,506 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:51:35,288 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:51:35,814 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:51:35,814 INFO L309 CfgBuilder]: Removed 71 assume(true) statements. [2023-12-02 21:51:35,816 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:51:35 BoogieIcfgContainer [2023-12-02 21:51:35,816 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:51:35,817 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:51:35,817 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:51:35,827 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:51:35,827 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:51:35" (1/1) ... [2023-12-02 21:51:35,836 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:51:35,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:51:35,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 187 states and 310 transitions. [2023-12-02 21:51:35,896 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 310 transitions. [2023-12-02 21:51:35,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 21:51:35,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:51:35,898 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 21:51:35,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f290cf-6f68-45b2-8c7c-8834ce47ba6e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 21:51:35,900 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f290cf-6f68-45b2-8c7c-8834ce47ba6e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 21:51:35,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f290cf-6f68-45b2-8c7c-8834ce47ba6e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process