./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test9-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_77ca04b0-7246-4f4b-9d9d-61703f6a3a29/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ca04b0-7246-4f4b-9d9d-61703f6a3a29/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ca04b0-7246-4f4b-9d9d-61703f6a3a29/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ca04b0-7246-4f4b-9d9d-61703f6a3a29/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test9-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ca04b0-7246-4f4b-9d9d-61703f6a3a29/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ca04b0-7246-4f4b-9d9d-61703f6a3a29/bin/ukojak-verify-1t5iHCbJaC --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 501447f5c37550c3f5e8fdfcef22269dce5065ef789f4faf9fbe7fcfc263a044 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:22:38,142 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:22:38,258 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ca04b0-7246-4f4b-9d9d-61703f6a3a29/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:22:38,265 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:22:38,265 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:22:38,307 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:22:38,308 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:22:38,309 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:22:38,310 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:22:38,315 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:22:38,316 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:22:38,316 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:22:38,317 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:22:38,318 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:22:38,319 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:22:38,319 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:22:38,320 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:22:38,320 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:22:38,320 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:22:38,321 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:22:38,321 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:22:38,322 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:22:38,322 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:22:38,323 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:22:38,323 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:22:38,324 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:22:38,324 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:22:38,325 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:22:38,325 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:22:38,326 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:22:38,327 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:22:38,327 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:22:38,327 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:22:38,328 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:22:38,328 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:22:38,328 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_77ca04b0-7246-4f4b-9d9d-61703f6a3a29/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ca04b0-7246-4f4b-9d9d-61703f6a3a29/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 501447f5c37550c3f5e8fdfcef22269dce5065ef789f4faf9fbe7fcfc263a044 [2023-11-23 20:22:38,598 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:22:38,641 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:22:38,644 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:22:38,645 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:22:38,646 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:22:38,648 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ca04b0-7246-4f4b-9d9d-61703f6a3a29/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test9-1.i [2023-11-23 20:22:41,904 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:22:42,390 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:22:42,391 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ca04b0-7246-4f4b-9d9d-61703f6a3a29/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test9-1.i [2023-11-23 20:22:42,422 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ca04b0-7246-4f4b-9d9d-61703f6a3a29/bin/ukojak-verify-1t5iHCbJaC/data/29572e709/9a991c298f30437e8f7aad71b791b171/FLAG696c0e6f9 [2023-11-23 20:22:42,443 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ca04b0-7246-4f4b-9d9d-61703f6a3a29/bin/ukojak-verify-1t5iHCbJaC/data/29572e709/9a991c298f30437e8f7aad71b791b171 [2023-11-23 20:22:42,449 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:22:42,451 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:22:42,455 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:22:42,455 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:22:42,461 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:22:42,462 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:22:42" (1/1) ... [2023-11-23 20:22:42,464 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35162080 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:42, skipping insertion in model container [2023-11-23 20:22:42,464 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:22:42" (1/1) ... [2023-11-23 20:22:42,564 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:22:43,581 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:22:43,643 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:22:43,922 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:22:43,971 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:22:43,981 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:22:43,981 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:43 WrapperNode [2023-11-23 20:22:43,982 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:22:43,983 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:22:43,984 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:22:43,984 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:22:43,993 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:43" (1/1) ... [2023-11-23 20:22:44,089 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:43" (1/1) ... [2023-11-23 20:22:44,227 INFO L138 Inliner]: procedures = 177, calls = 732, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3195 [2023-11-23 20:22:44,228 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:22:44,228 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:22:44,229 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:22:44,229 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:22:44,239 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:43" (1/1) ... [2023-11-23 20:22:44,239 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:43" (1/1) ... [2023-11-23 20:22:44,250 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:43" (1/1) ... [2023-11-23 20:22:44,250 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:43" (1/1) ... [2023-11-23 20:22:44,310 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:43" (1/1) ... [2023-11-23 20:22:44,343 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:43" (1/1) ... [2023-11-23 20:22:44,362 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:43" (1/1) ... [2023-11-23 20:22:44,379 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:43" (1/1) ... [2023-11-23 20:22:44,406 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:22:44,407 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:22:44,408 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:22:44,408 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:22:44,409 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:43" (1/1) ... [2023-11-23 20:22:44,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:22:44,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ca04b0-7246-4f4b-9d9d-61703f6a3a29/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:22:44,439 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ca04b0-7246-4f4b-9d9d-61703f6a3a29/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:22:44,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ca04b0-7246-4f4b-9d9d-61703f6a3a29/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:22:44,483 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-23 20:22:44,484 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-23 20:22:44,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:22:44,485 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:22:44,485 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:22:44,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:22:44,486 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 20:22:44,486 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 20:22:44,486 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:22:44,486 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:22:44,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:22:44,487 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:22:44,487 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-23 20:22:44,487 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:22:44,487 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:22:44,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:22:44,487 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:22:44,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:22:44,794 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:22:44,800 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:22:47,675 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:22:49,662 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:22:49,662 INFO L309 CfgBuilder]: Removed 54 assume(true) statements. [2023-11-23 20:22:49,665 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:22:49 BoogieIcfgContainer [2023-11-23 20:22:49,665 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:22:49,667 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:22:49,667 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:22:49,677 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:22:49,678 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:22:49" (1/1) ... [2023-11-23 20:22:49,688 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:22:49,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:49,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2193 states to 1122 states and 2193 transitions. [2023-11-23 20:22:49,811 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 2193 transitions. [2023-11-23 20:22:49,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:22:49,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:49,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:50,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:50,010 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-23 20:22:50,017 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:50,132 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 [2023-11-23 20:22:50,211 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:22:50,213 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-23 20:22:50,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:22:50,222 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 [2023-11-23 20:22:50,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:50,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:50,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2198 states to 1125 states and 2198 transitions. [2023-11-23 20:22:50,308 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 2198 transitions. [2023-11-23 20:22:50,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:22:50,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:50,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:50,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:50,384 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-23 20:22:50,386 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:50,397 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 [2023-11-23 20:22:50,427 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:22:50,428 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-23 20:22:50,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:22:50,434 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 [2023-11-23 20:22:50,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:50,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:50,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2199 states to 1126 states and 2199 transitions. [2023-11-23 20:22:50,472 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 2199 transitions. [2023-11-23 20:22:50,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:22:50,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:50,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:50,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:50,565 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:22:50,567 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:50,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:50,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:50,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2197 states to 1126 states and 2197 transitions. [2023-11-23 20:22:50,596 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 2197 transitions. [2023-11-23 20:22:50,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:22:50,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:50,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:50,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:50,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:50,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:50,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2193 states to 1126 states and 2193 transitions. [2023-11-23 20:22:50,945 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 2193 transitions. [2023-11-23 20:22:50,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:22:50,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:50,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:51,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:51,012 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:22:51,014 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:51,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:51,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:51,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2189 states to 1126 states and 2189 transitions. [2023-11-23 20:22:51,035 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 2189 transitions. [2023-11-23 20:22:51,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:22:51,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:51,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:51,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:51,121 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:22:51,123 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:51,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:51,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:51,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2183 states to 1126 states and 2183 transitions. [2023-11-23 20:22:51,159 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 2183 transitions. [2023-11-23 20:22:51,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:22:51,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:51,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:51,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:51,362 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:22:51,365 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:51,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:01,397 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 [] [2023-11-23 20:23:01,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:01,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2177 states to 1126 states and 2177 transitions. [2023-11-23 20:23:01,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 2177 transitions. [2023-11-23 20:23:01,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:23:01,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:01,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:01,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:01,683 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:23:01,686 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:01,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:02,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:02,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2195 states to 1141 states and 2195 transitions. [2023-11-23 20:23:02,920 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 2195 transitions. [2023-11-23 20:23:02,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:23:02,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:02,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:03,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:03,120 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:23:03,134 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:03,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:03,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:03,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2193 states to 1141 states and 2193 transitions. [2023-11-23 20:23:03,164 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 2193 transitions. [2023-11-23 20:23:03,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:23:03,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:03,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:03,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:03,406 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:23:03,408 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:03,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:03,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:03,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2191 states to 1141 states and 2191 transitions. [2023-11-23 20:23:03,437 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 2191 transitions. [2023-11-23 20:23:03,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:23:03,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:03,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:03,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:03,686 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:23:03,689 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:03,692 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:13,716 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:23:13,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:13,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2185 states to 1139 states and 2185 transitions. [2023-11-23 20:23:13,740 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 2185 transitions. [2023-11-23 20:23:13,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:23:13,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:13,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:18,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:18,263 INFO L262 TraceCheckSpWp]: Trace formula consists of 464 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:23:18,266 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:18,371 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:23:18,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:18,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2185 states to 1139 states and 2185 transitions. [2023-11-23 20:23:18,513 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 2185 transitions. [2023-11-23 20:23:18,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:23:18,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:18,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:28,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-23 20:23:28,788 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) [2023-11-23 20:23:28,791 INFO L158 Benchmark]: Toolchain (without parser) took 46339.79ms. Allocated memory was 169.9MB in the beginning and 411.0MB in the end (delta: 241.2MB). Free memory was 120.2MB in the beginning and 159.5MB in the end (delta: -39.3MB). Peak memory consumption was 204.9MB. Max. memory is 16.1GB. [2023-11-23 20:23:28,792 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 98.6MB. Free memory is still 52.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:23:28,793 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1527.60ms. Allocated memory is still 169.9MB. Free memory was 119.7MB in the beginning and 113.2MB in the end (delta: 6.5MB). Peak memory consumption was 40.6MB. Max. memory is 16.1GB. [2023-11-23 20:23:28,793 INFO L158 Benchmark]: Boogie Procedure Inliner took 244.53ms. Allocated memory is still 169.9MB. Free memory was 113.2MB in the beginning and 97.3MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 20:23:28,794 INFO L158 Benchmark]: Boogie Preprocessor took 178.10ms. Allocated memory is still 169.9MB. Free memory was 97.3MB in the beginning and 82.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 20:23:28,795 INFO L158 Benchmark]: RCFGBuilder took 5258.03ms. Allocated memory was 169.9MB in the beginning and 333.4MB in the end (delta: 163.6MB). Free memory was 82.6MB in the beginning and 207.0MB in the end (delta: -124.4MB). Peak memory consumption was 137.8MB. Max. memory is 16.1GB. [2023-11-23 20:23:28,795 INFO L158 Benchmark]: CodeCheck took 39123.47ms. Allocated memory was 333.4MB in the beginning and 411.0MB in the end (delta: 77.6MB). Free memory was 207.0MB in the beginning and 159.5MB in the end (delta: 47.5MB). Peak memory consumption was 125.1MB. Max. memory is 16.1GB. [2023-11-23 20:23:28,799 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 0.31ms. Allocated memory is still 98.6MB. Free memory is still 52.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1527.60ms. Allocated memory is still 169.9MB. Free memory was 119.7MB in the beginning and 113.2MB in the end (delta: 6.5MB). Peak memory consumption was 40.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 244.53ms. Allocated memory is still 169.9MB. Free memory was 113.2MB in the beginning and 97.3MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 178.10ms. Allocated memory is still 169.9MB. Free memory was 97.3MB in the beginning and 82.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * RCFGBuilder took 5258.03ms. Allocated memory was 169.9MB in the beginning and 333.4MB in the end (delta: 163.6MB). Free memory was 82.6MB in the beginning and 207.0MB in the end (delta: -124.4MB). Peak memory consumption was 137.8MB. Max. memory is 16.1GB. * CodeCheck took 39123.47ms. Allocated memory was 333.4MB in the beginning and 411.0MB in the end (delta: 77.6MB). Free memory was 207.0MB in the beginning and 159.5MB in the end (delta: 47.5MB). Peak memory consumption was 125.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:23:28,869 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ca04b0-7246-4f4b-9d9d-61703f6a3a29/bin/ukojak-verify-1t5iHCbJaC/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_77ca04b0-7246-4f4b-9d9d-61703f6a3a29/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ca04b0-7246-4f4b-9d9d-61703f6a3a29/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ca04b0-7246-4f4b-9d9d-61703f6a3a29/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ca04b0-7246-4f4b-9d9d-61703f6a3a29/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test9-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ca04b0-7246-4f4b-9d9d-61703f6a3a29/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ca04b0-7246-4f4b-9d9d-61703f6a3a29/bin/ukojak-verify-1t5iHCbJaC --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 501447f5c37550c3f5e8fdfcef22269dce5065ef789f4faf9fbe7fcfc263a044 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:23:31,390 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:23:31,493 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ca04b0-7246-4f4b-9d9d-61703f6a3a29/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-23 20:23:31,542 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:23:31,543 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:23:31,544 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:23:31,544 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:23:31,545 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:23:31,546 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:23:31,546 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:23:31,547 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:23:31,548 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:23:31,548 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:23:31,549 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:23:31,549 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:23:31,550 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:23:31,551 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:23:31,551 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:23:31,552 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:23:31,552 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:23:31,553 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:23:31,554 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:23:31,554 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:23:31,555 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:23:31,555 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:23:31,556 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:23:31,556 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:23:31,557 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:23:31,557 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:23:31,558 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:23:31,558 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:23:31,559 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:23:31,559 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:23:31,560 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:23:31,560 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:23:31,560 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:23:31,561 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:23:31,561 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:23:31,561 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:23:31,562 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_77ca04b0-7246-4f4b-9d9d-61703f6a3a29/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ca04b0-7246-4f4b-9d9d-61703f6a3a29/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 501447f5c37550c3f5e8fdfcef22269dce5065ef789f4faf9fbe7fcfc263a044 [2023-11-23 20:23:31,972 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:23:32,006 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:23:32,009 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:23:32,011 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:23:32,011 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:23:32,013 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ca04b0-7246-4f4b-9d9d-61703f6a3a29/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test9-1.i [2023-11-23 20:23:35,250 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:23:35,794 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:23:35,795 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ca04b0-7246-4f4b-9d9d-61703f6a3a29/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test9-1.i [2023-11-23 20:23:35,828 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ca04b0-7246-4f4b-9d9d-61703f6a3a29/bin/ukojak-verify-1t5iHCbJaC/data/d5cdb16e6/ddd478c4c113446fb72afa48fc6377a4/FLAGfcd67e963 [2023-11-23 20:23:35,850 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ca04b0-7246-4f4b-9d9d-61703f6a3a29/bin/ukojak-verify-1t5iHCbJaC/data/d5cdb16e6/ddd478c4c113446fb72afa48fc6377a4 [2023-11-23 20:23:35,857 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:23:35,859 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:23:35,863 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:23:35,863 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:23:35,868 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:23:35,871 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:23:35" (1/1) ... [2023-11-23 20:23:35,872 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ef306c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:35, skipping insertion in model container [2023-11-23 20:23:35,873 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:23:35" (1/1) ... [2023-11-23 20:23:35,967 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:23:37,024 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:23:37,042 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-23 20:23:37,069 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:23:37,272 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:23:37,278 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:23:37,417 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:23:37,472 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:23:37,480 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:23:37,481 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:37 WrapperNode [2023-11-23 20:23:37,481 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:23:37,483 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:23:37,483 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:23:37,483 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:23:37,491 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:37" (1/1) ... [2023-11-23 20:23:37,574 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:37" (1/1) ... [2023-11-23 20:23:37,722 INFO L138 Inliner]: procedures = 180, calls = 732, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2875 [2023-11-23 20:23:37,723 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:23:37,724 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:23:37,724 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:23:37,725 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:23:37,735 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:37" (1/1) ... [2023-11-23 20:23:37,736 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:37" (1/1) ... [2023-11-23 20:23:37,753 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:37" (1/1) ... [2023-11-23 20:23:37,753 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:37" (1/1) ... [2023-11-23 20:23:37,851 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:37" (1/1) ... [2023-11-23 20:23:37,887 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:37" (1/1) ... [2023-11-23 20:23:37,905 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:37" (1/1) ... [2023-11-23 20:23:37,920 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:37" (1/1) ... [2023-11-23 20:23:37,947 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:23:37,948 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:23:37,948 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:23:37,948 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:23:37,949 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:37" (1/1) ... [2023-11-23 20:23:37,955 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:23:37,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ca04b0-7246-4f4b-9d9d-61703f6a3a29/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:23:37,985 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ca04b0-7246-4f4b-9d9d-61703f6a3a29/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:23:38,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ca04b0-7246-4f4b-9d9d-61703f6a3a29/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:23:38,045 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-23 20:23:38,046 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-23 20:23:38,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-23 20:23:38,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-23 20:23:38,046 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:23:38,046 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:23:38,047 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 20:23:38,047 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 20:23:38,047 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:23:38,047 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:23:38,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:23:38,048 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:23:38,050 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-23 20:23:38,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:23:38,050 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:23:38,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 20:23:38,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:23:38,051 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:23:38,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:23:38,253 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:23:38,256 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation