./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test2-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_3d8ca4bc-4ce3-40ae-b613-657827a40821/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d8ca4bc-4ce3-40ae-b613-657827a40821/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_3d8ca4bc-4ce3-40ae-b613-657827a40821/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d8ca4bc-4ce3-40ae-b613-657827a40821/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test2-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d8ca4bc-4ce3-40ae-b613-657827a40821/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_3d8ca4bc-4ce3-40ae-b613-657827a40821/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 f0735ebc421a940bb70b06777060abaef432af6ff0cfdeb82bfa2e45a81b4e11 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:13:25,033 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:13:25,113 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d8ca4bc-4ce3-40ae-b613-657827a40821/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:13:25,120 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:13:25,121 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:13:25,153 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:13:25,154 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:13:25,155 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:13:25,156 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:13:25,157 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:13:25,158 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:13:25,159 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:13:25,160 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:13:25,160 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:13:25,161 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:13:25,162 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:13:25,163 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:13:25,163 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:13:25,164 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:13:25,165 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:13:25,165 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:13:25,166 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:13:25,167 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:13:25,168 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:13:25,168 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:13:25,169 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:13:25,170 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:13:25,170 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:13:25,171 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:13:25,171 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:13:25,172 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:13:25,173 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:13:25,173 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:13:25,174 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:13:25,174 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:13:25,174 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_3d8ca4bc-4ce3-40ae-b613-657827a40821/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d8ca4bc-4ce3-40ae-b613-657827a40821/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f0735ebc421a940bb70b06777060abaef432af6ff0cfdeb82bfa2e45a81b4e11 [2023-11-23 20:13:25,476 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:13:25,514 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:13:25,518 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:13:25,519 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:13:25,520 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:13:25,522 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d8ca4bc-4ce3-40ae-b613-657827a40821/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test2-1.i [2023-11-23 20:13:28,796 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:13:29,189 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:13:29,190 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d8ca4bc-4ce3-40ae-b613-657827a40821/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test2-1.i [2023-11-23 20:13:29,227 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d8ca4bc-4ce3-40ae-b613-657827a40821/bin/ukojak-verify-1t5iHCbJaC/data/c7793e445/8bae9645bb714fa09f00c0b300b0728c/FLAGcb80e745e [2023-11-23 20:13:29,248 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d8ca4bc-4ce3-40ae-b613-657827a40821/bin/ukojak-verify-1t5iHCbJaC/data/c7793e445/8bae9645bb714fa09f00c0b300b0728c [2023-11-23 20:13:29,254 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:13:29,258 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:13:29,262 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:13:29,262 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:13:29,268 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:13:29,271 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:13:29" (1/1) ... [2023-11-23 20:13:29,273 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50845011 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:29, skipping insertion in model container [2023-11-23 20:13:29,273 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:13:29" (1/1) ... [2023-11-23 20:13:29,364 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:13:30,123 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:13:30,145 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:13:30,287 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:13:30,365 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:13:30,374 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:13:30,375 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:30 WrapperNode [2023-11-23 20:13:30,375 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:13:30,376 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:13:30,376 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:13:30,376 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:13:30,385 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:30" (1/1) ... [2023-11-23 20:13:30,424 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:30" (1/1) ... [2023-11-23 20:13:30,518 INFO L138 Inliner]: procedures = 208, calls = 237, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1215 [2023-11-23 20:13:30,519 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:13:30,519 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:13:30,520 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:13:30,520 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:13:30,531 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:30" (1/1) ... [2023-11-23 20:13:30,531 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:30" (1/1) ... [2023-11-23 20:13:30,558 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:30" (1/1) ... [2023-11-23 20:13:30,559 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:30" (1/1) ... [2023-11-23 20:13:30,626 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:30" (1/1) ... [2023-11-23 20:13:30,643 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:30" (1/1) ... [2023-11-23 20:13:30,651 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:30" (1/1) ... [2023-11-23 20:13:30,672 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:30" (1/1) ... [2023-11-23 20:13:30,685 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:13:30,699 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:13:30,700 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:13:30,700 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:13:30,701 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:30" (1/1) ... [2023-11-23 20:13:30,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:13:30,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d8ca4bc-4ce3-40ae-b613-657827a40821/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:13:30,738 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d8ca4bc-4ce3-40ae-b613-657827a40821/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:13:30,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d8ca4bc-4ce3-40ae-b613-657827a40821/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:13:30,823 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-23 20:13:30,824 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-23 20:13:30,824 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 20:13:30,824 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 20:13:30,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:13:30,826 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-23 20:13:30,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:13:30,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:13:30,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:13:30,827 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:13:30,827 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:13:30,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:13:30,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:13:30,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:13:30,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:13:30,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:13:30,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:13:30,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:13:31,099 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:13:31,102 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:13:33,067 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:13:34,932 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:13:34,932 INFO L309 CfgBuilder]: Removed 54 assume(true) statements. [2023-11-23 20:13:34,935 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:13:34 BoogieIcfgContainer [2023-11-23 20:13:34,935 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:13:34,936 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:13:34,936 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:13:34,950 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:13:34,951 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:13:34" (1/1) ... [2023-11-23 20:13:34,964 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:13:35,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:35,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 132 states and 213 transitions. [2023-11-23 20:13:35,107 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 213 transitions. [2023-11-23 20:13:35,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:13:35,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:35,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:35,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:35,390 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-23 20:13:35,401 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:35,507 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 20:13:35,521 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 [2023-11-23 20:13:35,617 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:13:35,619 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2023-11-23 20:13:35,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:35,630 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2023-11-23 20:13:35,648 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 20:13:35,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:35,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 135 states and 218 transitions. [2023-11-23 20:13:35,733 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 218 transitions. [2023-11-23 20:13:35,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:13:35,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:35,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:35,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:35,828 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-23 20:13:35,831 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:35,845 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 20:13:35,934 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:13:35,937 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2023-11-23 20:13:35,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:35,949 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2023-11-23 20:13:35,968 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 20:13:36,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:36,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 138 states and 223 transitions. [2023-11-23 20:13:36,157 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 223 transitions. [2023-11-23 20:13:36,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:13:36,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:36,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:36,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:36,253 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:13:36,256 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:36,258 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 20:13:36,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:36,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 138 states and 221 transitions. [2023-11-23 20:13:36,269 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 221 transitions. [2023-11-23 20:13:36,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:13:36,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:36,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:36,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:36,560 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 20:13:36,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:36,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 138 states and 217 transitions. [2023-11-23 20:13:36,756 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 217 transitions. [2023-11-23 20:13:36,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:13:36,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:36,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:36,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:36,845 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:13:36,848 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:36,851 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 20:13:36,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:36,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 138 states and 213 transitions. [2023-11-23 20:13:36,861 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 213 transitions. [2023-11-23 20:13:36,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:13:36,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:36,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:37,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:37,024 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:13:37,027 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:37,030 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 20:13:37,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:37,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 138 states and 207 transitions. [2023-11-23 20:13:37,041 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 207 transitions. [2023-11-23 20:13:37,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:13:37,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:37,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:37,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:37,282 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:13:37,285 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:37,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:47,327 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:13:47,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:47,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 138 states and 201 transitions. [2023-11-23 20:13:47,394 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 201 transitions. [2023-11-23 20:13:47,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:13:47,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:47,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:47,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:47,676 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:13:47,679 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:47,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:58,381 WARN L539 Checker$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 20:14:08,442 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:14:18,464 WARN L539 Checker$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 20:14:28,485 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 20:14:28,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:28,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2023-11-23 20:14:28,507 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2023-11-23 20:14:28,507 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-23 20:14:28,508 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 9 iterations. [2023-11-23 20:14:28,520 INFO L751 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2023-11-23 20:14:28,584 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:14:28,588 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:14:28,589 INFO L560 CodeCheckObserver]: Invariant with dag size 6 [2023-11-23 20:14:28,592 INFO L560 CodeCheckObserver]: Invariant with dag size 19 [2023-11-23 20:14:28,597 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][~#i~0!offset] could not be translated [2023-11-23 20:14:28,599 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[~#i~0!base] could not be translated [2023-11-23 20:14:28,599 INFO L560 CodeCheckObserver]: Invariant with dag size 6 [2023-11-23 20:14:28,599 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:14:28,600 INFO L560 CodeCheckObserver]: Invariant with dag size 6 [2023-11-23 20:14:28,600 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 08:14:28 ImpRootNode [2023-11-23 20:14:28,600 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-23 20:14:28,601 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:14:28,601 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:14:28,602 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:14:28,603 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:13:34" (3/4) ... [2023-11-23 20:14:28,605 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-23 20:14:28,608 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure reach_error [2023-11-23 20:14:28,609 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2023-11-23 20:14:28,610 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-23 20:14:28,646 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 227 nodes and edges [2023-11-23 20:14:28,649 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2023-11-23 20:14:28,652 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2023-11-23 20:14:28,654 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-23 20:14:28,885 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d8ca4bc-4ce3-40ae-b613-657827a40821/bin/ukojak-verify-1t5iHCbJaC/witness.graphml [2023-11-23 20:14:28,885 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d8ca4bc-4ce3-40ae-b613-657827a40821/bin/ukojak-verify-1t5iHCbJaC/witness.yml [2023-11-23 20:14:28,885 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:14:28,887 INFO L158 Benchmark]: Toolchain (without parser) took 59628.47ms. Allocated memory was 172.0MB in the beginning and 281.0MB in the end (delta: 109.1MB). Free memory was 123.1MB in the beginning and 172.8MB in the end (delta: -49.8MB). Peak memory consumption was 60.0MB. Max. memory is 16.1GB. [2023-11-23 20:14:28,888 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 130.0MB. Free memory was 76.4MB in the beginning and 76.2MB in the end (delta: 153.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:14:28,891 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1113.53ms. Allocated memory is still 172.0MB. Free memory was 123.1MB in the beginning and 88.8MB in the end (delta: 34.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-23 20:14:28,892 INFO L158 Benchmark]: Boogie Procedure Inliner took 143.08ms. Allocated memory is still 172.0MB. Free memory was 88.8MB in the beginning and 80.4MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-23 20:14:28,892 INFO L158 Benchmark]: Boogie Preprocessor took 178.95ms. Allocated memory is still 172.0MB. Free memory was 80.4MB in the beginning and 72.7MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-23 20:14:28,893 INFO L158 Benchmark]: RCFGBuilder took 4235.61ms. Allocated memory was 172.0MB in the beginning and 207.6MB in the end (delta: 35.7MB). Free memory was 72.7MB in the beginning and 67.2MB in the end (delta: 5.5MB). Peak memory consumption was 45.0MB. Max. memory is 16.1GB. [2023-11-23 20:14:28,894 INFO L158 Benchmark]: CodeCheck took 53664.64ms. Allocated memory was 207.6MB in the beginning and 281.0MB in the end (delta: 73.4MB). Free memory was 67.2MB in the beginning and 188.5MB in the end (delta: -121.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:14:28,894 INFO L158 Benchmark]: Witness Printer took 285.13ms. Allocated memory is still 281.0MB. Free memory was 188.5MB in the beginning and 172.8MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 20:14:28,898 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 4 procedures, 132 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 53.5s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 4 mSolverCounterUnknown, 504 SdHoareTripleChecker+Valid, 61.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 70 mSDsluCounter, 216 SdHoareTripleChecker+Invalid, 60.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 18 mSDsCounter, 55 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 277 IncrementalHoareTripleChecker+Invalid, 336 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 55 mSolverCounterUnsat, 198 mSDtfsCounter, 277 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 851 GetRequests, 818 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 231 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.3s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 115 NumberOfCodeBlocks, 115 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 107 ConstructedInterpolants, 0 QuantifiedInterpolants, 271 SizeOfPredicates, 9 NumberOfNonLiveVariables, 1074 ConjunctsInSsa, 36 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 820]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 820]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 814]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 814]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 787]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 787]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 823]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 823]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: null * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 130.0MB. Free memory was 76.4MB in the beginning and 76.2MB in the end (delta: 153.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1113.53ms. Allocated memory is still 172.0MB. Free memory was 123.1MB in the beginning and 88.8MB in the end (delta: 34.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 143.08ms. Allocated memory is still 172.0MB. Free memory was 88.8MB in the beginning and 80.4MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 178.95ms. Allocated memory is still 172.0MB. Free memory was 80.4MB in the beginning and 72.7MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 4235.61ms. Allocated memory was 172.0MB in the beginning and 207.6MB in the end (delta: 35.7MB). Free memory was 72.7MB in the beginning and 67.2MB in the end (delta: 5.5MB). Peak memory consumption was 45.0MB. Max. memory is 16.1GB. * CodeCheck took 53664.64ms. Allocated memory was 207.6MB in the beginning and 281.0MB in the end (delta: 73.4MB). Free memory was 67.2MB in the beginning and 188.5MB in the end (delta: -121.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 285.13ms. Allocated memory is still 281.0MB. Free memory was 188.5MB in the beginning and 172.8MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][~#i~0!offset] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[~#i~0!base] could not be translated RESULT: Ultimate proved your program to be correct! [2023-11-23 20:14:28,973 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d8ca4bc-4ce3-40ae-b613-657827a40821/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 Writing output log to file Ultimate.log Result: TRUE