./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_0930929c-f8b7-4909-82df-0efadb2f960b/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0930929c-f8b7-4909-82df-0efadb2f960b/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0930929c-f8b7-4909-82df-0efadb2f960b/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0930929c-f8b7-4909-82df-0efadb2f960b/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0930929c-f8b7-4909-82df-0efadb2f960b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0930929c-f8b7-4909-82df-0efadb2f960b/bin/ukojak-verify-G8NBE6pJGL --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 d11f955236406002afd026860cf5cae6834e26918579de44c447a4ac30cb678d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:05:34,031 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:05:34,106 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0930929c-f8b7-4909-82df-0efadb2f960b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 04:05:34,111 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:05:34,112 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:05:34,140 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:05:34,141 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:05:34,141 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:05:34,142 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:05:34,143 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:05:34,143 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:05:34,144 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:05:34,145 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:05:34,147 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:05:34,148 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:05:34,148 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:05:34,149 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:05:34,150 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:05:34,154 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:05:34,155 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:05:34,155 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:05:34,156 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:05:34,157 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:05:34,159 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:05:34,159 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:05:34,160 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:05:34,160 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:05:34,160 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:05:34,161 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:05:34,161 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:05:34,162 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:05:34,162 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:05:34,163 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:05:34,163 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:05:34,163 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:05:34,164 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_0930929c-f8b7-4909-82df-0efadb2f960b/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0930929c-f8b7-4909-82df-0efadb2f960b/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d11f955236406002afd026860cf5cae6834e26918579de44c447a4ac30cb678d [2023-11-19 04:05:34,430 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:05:34,463 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:05:34,466 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:05:34,467 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:05:34,468 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:05:34,470 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0930929c-f8b7-4909-82df-0efadb2f960b/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-2.i [2023-11-19 04:05:37,643 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:05:37,973 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:05:37,974 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0930929c-f8b7-4909-82df-0efadb2f960b/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-2.i [2023-11-19 04:05:37,998 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0930929c-f8b7-4909-82df-0efadb2f960b/bin/ukojak-verify-G8NBE6pJGL/data/bd07be143/6792f8320cbb49a9a3c0ac94502d3647/FLAG785174af9 [2023-11-19 04:05:38,013 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0930929c-f8b7-4909-82df-0efadb2f960b/bin/ukojak-verify-G8NBE6pJGL/data/bd07be143/6792f8320cbb49a9a3c0ac94502d3647 [2023-11-19 04:05:38,016 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:05:38,018 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:05:38,020 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:05:38,020 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:05:38,025 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:05:38,026 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:05:38" (1/1) ... [2023-11-19 04:05:38,028 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3216cb17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:38, skipping insertion in model container [2023-11-19 04:05:38,028 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:05:38" (1/1) ... [2023-11-19 04:05:38,100 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:05:38,755 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:05:38,779 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:05:38,942 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:05:38,986 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:05:39,005 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:05:39,006 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:39 WrapperNode [2023-11-19 04:05:39,007 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:05:39,008 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:05:39,009 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:05:39,009 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:05:39,015 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:39" (1/1) ... [2023-11-19 04:05:39,082 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:39" (1/1) ... [2023-11-19 04:05:39,203 INFO L138 Inliner]: procedures = 177, calls = 338, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1532 [2023-11-19 04:05:39,204 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:05:39,205 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:05:39,205 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:05:39,205 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:05:39,217 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:39" (1/1) ... [2023-11-19 04:05:39,217 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:39" (1/1) ... [2023-11-19 04:05:39,242 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:39" (1/1) ... [2023-11-19 04:05:39,247 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:39" (1/1) ... [2023-11-19 04:05:39,345 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:39" (1/1) ... [2023-11-19 04:05:39,362 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:39" (1/1) ... [2023-11-19 04:05:39,369 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:39" (1/1) ... [2023-11-19 04:05:39,377 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:39" (1/1) ... [2023-11-19 04:05:39,391 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:05:39,392 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:05:39,393 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:05:39,393 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:05:39,394 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:39" (1/1) ... [2023-11-19 04:05:39,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:05:39,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0930929c-f8b7-4909-82df-0efadb2f960b/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:05:39,444 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0930929c-f8b7-4909-82df-0efadb2f960b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:05:39,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0930929c-f8b7-4909-82df-0efadb2f960b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:05:39,487 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-19 04:05:39,487 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-19 04:05:39,487 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:05:39,488 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 04:05:39,489 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 04:05:39,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:05:39,489 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 04:05:39,489 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 04:05:39,489 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:05:39,490 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:05:39,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 04:05:39,490 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:05:39,491 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 04:05:39,492 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 04:05:39,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:05:39,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:05:39,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:05:39,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:05:39,792 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:05:39,800 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:05:41,615 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:05:43,488 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:05:43,488 INFO L302 CfgBuilder]: Removed 72 assume(true) statements. [2023-11-19 04:05:43,501 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:05:43 BoogieIcfgContainer [2023-11-19 04:05:43,502 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:05:43,503 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:05:43,503 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:05:43,526 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:05:43,527 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:05:43" (1/1) ... [2023-11-19 04:05:43,538 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:05:43,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:43,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 162 states and 265 transitions. [2023-11-19 04:05:43,633 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 265 transitions. [2023-11-19 04:05:43,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 04:05:43,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:43,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:43,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:43,932 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 04:05:43,940 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:05:44,021 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 [2023-11-19 04:05:44,035 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 [2023-11-19 04:05:44,104 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:05:44,107 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-19 04:05:44,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:05:44,116 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 [2023-11-19 04:05:44,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:05:44,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:44,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 165 states and 270 transitions. [2023-11-19 04:05:44,186 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 270 transitions. [2023-11-19 04:05:44,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:05:44,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:44,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:44,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:44,270 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 04:05:44,274 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:05:44,283 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 [2023-11-19 04:05:44,343 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:05:44,346 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2023-11-19 04:05:44,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:05:44,355 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 [2023-11-19 04:05:44,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:05:44,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:44,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 168 states and 275 transitions. [2023-11-19 04:05:44,630 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 275 transitions. [2023-11-19 04:05:44,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:05:44,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:44,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:44,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:44,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:05:44,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:44,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 168 states and 274 transitions. [2023-11-19 04:05:44,770 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 274 transitions. [2023-11-19 04:05:44,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:05:44,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:44,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:44,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:44,888 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:05:44,891 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:05:44,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:05:44,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:44,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 168 states and 272 transitions. [2023-11-19 04:05:44,908 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 272 transitions. [2023-11-19 04:05:44,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:05:44,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:44,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:44,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:45,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:05:45,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:45,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 168 states and 271 transitions. [2023-11-19 04:05:45,289 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 271 transitions. [2023-11-19 04:05:45,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:05:45,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:45,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:45,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:45,386 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:05:45,389 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:05:45,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:05:45,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:45,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 168 states and 267 transitions. [2023-11-19 04:05:45,412 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 267 transitions. [2023-11-19 04:05:45,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:05:45,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:45,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:45,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:45,529 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:05:45,531 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:05:45,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:05:45,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:45,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 168 states and 261 transitions. [2023-11-19 04:05:45,547 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 261 transitions. [2023-11-19 04:05:45,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 04:05:45,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:45,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:45,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:45,809 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:05:45,813 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:05:45,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:05:49,565 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.73s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:05:49,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:49,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 168 states and 255 transitions. [2023-11-19 04:05:49,651 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 255 transitions. [2023-11-19 04:05:49,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 04:05:49,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:49,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:49,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:49,940 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:05:49,945 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:05:50,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:00,605 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:06:10,609 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:06:20,619 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:06:20,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:20,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 168 states and 252 transitions. [2023-11-19 04:06:20,643 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 252 transitions. [2023-11-19 04:06:20,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 04:06:20,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:20,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:20,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:20,948 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:06:20,952 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:20,956 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:30,978 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 [] [2023-11-19 04:06:30,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:30,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 11 states and 10 transitions. [2023-11-19 04:06:30,985 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 10 transitions. [2023-11-19 04:06:30,986 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 04:06:30,986 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 11 iterations. [2023-11-19 04:06:30,995 INFO L751 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2023-11-19 04:06:31,074 INFO L560 CodeCheckObserver]: Invariant with dag size 19 [2023-11-19 04:06:31,082 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][~#i~0!offset] could not be translated [2023-11-19 04:06:31,086 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[~#i~0!base] could not be translated [2023-11-19 04:06:31,087 INFO L560 CodeCheckObserver]: Invariant with dag size 6 [2023-11-19 04:06:31,088 INFO L560 CodeCheckObserver]: Invariant with dag size 6 [2023-11-19 04:06:31,088 INFO L560 CodeCheckObserver]: Invariant with dag size 6 [2023-11-19 04:06:31,089 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:06:31,089 INFO L560 CodeCheckObserver]: Invariant with dag size 6 [2023-11-19 04:06:31,091 INFO L560 CodeCheckObserver]: Invariant with dag size 6 [2023-11-19 04:06:31,097 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 04:06:31 ImpRootNode [2023-11-19 04:06:31,100 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 04:06:31,101 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:06:31,101 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:06:31,101 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:06:31,102 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:05:43" (3/4) ... [2023-11-19 04:06:31,105 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 04:06:31,111 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure reach_error [2023-11-19 04:06:31,111 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2023-11-19 04:06:31,111 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-19 04:06:31,159 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 240 nodes and edges [2023-11-19 04:06:31,162 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 36 nodes and edges [2023-11-19 04:06:31,165 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2023-11-19 04:06:31,168 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-19 04:06:31,435 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0930929c-f8b7-4909-82df-0efadb2f960b/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 04:06:31,436 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0930929c-f8b7-4909-82df-0efadb2f960b/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 04:06:31,436 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:06:31,437 INFO L158 Benchmark]: Toolchain (without parser) took 53418.68ms. Allocated memory was 148.9MB in the beginning and 337.6MB in the end (delta: 188.7MB). Free memory was 102.2MB in the beginning and 229.7MB in the end (delta: -127.5MB). Peak memory consumption was 63.3MB. Max. memory is 16.1GB. [2023-11-19 04:06:31,437 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 148.9MB. Free memory is still 98.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:06:31,438 INFO L158 Benchmark]: CACSL2BoogieTranslator took 987.63ms. Allocated memory is still 148.9MB. Free memory was 101.9MB in the beginning and 67.6MB in the end (delta: 34.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-19 04:06:31,438 INFO L158 Benchmark]: Boogie Procedure Inliner took 196.00ms. Allocated memory was 148.9MB in the beginning and 201.3MB in the end (delta: 52.4MB). Free memory was 67.6MB in the beginning and 163.3MB in the end (delta: -95.7MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. [2023-11-19 04:06:31,439 INFO L158 Benchmark]: Boogie Preprocessor took 187.06ms. Allocated memory is still 201.3MB. Free memory was 163.3MB in the beginning and 153.0MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 04:06:31,439 INFO L158 Benchmark]: RCFGBuilder took 4109.53ms. Allocated memory was 201.3MB in the beginning and 255.9MB in the end (delta: 54.5MB). Free memory was 153.0MB in the beginning and 87.5MB in the end (delta: 65.5MB). Peak memory consumption was 120.4MB. Max. memory is 16.1GB. [2023-11-19 04:06:31,440 INFO L158 Benchmark]: CodeCheck took 47597.10ms. Allocated memory was 255.9MB in the beginning and 337.6MB in the end (delta: 81.8MB). Free memory was 87.5MB in the beginning and 247.5MB in the end (delta: -159.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:06:31,440 INFO L158 Benchmark]: Witness Printer took 334.98ms. Allocated memory is still 337.6MB. Free memory was 247.5MB in the beginning and 229.7MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 04:06:31,443 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, 162 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 47.4s, OverallIterations: 11, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 4 mSolverCounterUnknown, 677 SdHoareTripleChecker+Valid, 82.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 115 mSDsluCounter, 306 SdHoareTripleChecker+Invalid, 82.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 36 mSDsCounter, 100 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 448 IncrementalHoareTripleChecker+Invalid, 552 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 100 mSolverCounterUnsat, 270 mSDtfsCounter, 448 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1140 GetRequests, 1104 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 319 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.4s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 158 NumberOfCodeBlocks, 158 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 148 ConstructedInterpolants, 0 QuantifiedInterpolants, 308 SizeOfPredicates, 9 NumberOfNonLiveVariables, 1405 ConjunctsInSsa, 35 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 1/1 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: 741]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 741]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 735]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 735]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 744]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 744]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 708]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 708]: 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: 735]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 742]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 742]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 742]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 742]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 742]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 742]: Loop Invariant Derived loop invariant: null * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 148.9MB. Free memory is still 98.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 987.63ms. Allocated memory is still 148.9MB. Free memory was 101.9MB in the beginning and 67.6MB in the end (delta: 34.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 196.00ms. Allocated memory was 148.9MB in the beginning and 201.3MB in the end (delta: 52.4MB). Free memory was 67.6MB in the beginning and 163.3MB in the end (delta: -95.7MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 187.06ms. Allocated memory is still 201.3MB. Free memory was 163.3MB in the beginning and 153.0MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 4109.53ms. Allocated memory was 201.3MB in the beginning and 255.9MB in the end (delta: 54.5MB). Free memory was 153.0MB in the beginning and 87.5MB in the end (delta: 65.5MB). Peak memory consumption was 120.4MB. Max. memory is 16.1GB. * CodeCheck took 47597.10ms. Allocated memory was 255.9MB in the beginning and 337.6MB in the end (delta: 81.8MB). Free memory was 87.5MB in the beginning and 247.5MB in the end (delta: -159.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 334.98ms. Allocated memory is still 337.6MB. Free memory was 247.5MB in the beginning and 229.7MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. 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! [2023-11-19 04:06:31,513 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0930929c-f8b7-4909-82df-0efadb2f960b/bin/ukojak-verify-G8NBE6pJGL/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