./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-memory-alloca/ex3b-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_d20a151b-a07d-4f3e-8fb2-e5f541d50830/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d20a151b-a07d-4f3e-8fb2-e5f541d50830/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_d20a151b-a07d-4f3e-8fb2-e5f541d50830/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d20a151b-a07d-4f3e-8fb2-e5f541d50830/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-memory-alloca/ex3b-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d20a151b-a07d-4f3e-8fb2-e5f541d50830/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d20a151b-a07d-4f3e-8fb2-e5f541d50830/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 64bit --witnessprinter.graph.data.programhash f23478267c7db041e0d430f7852fa8cba288847df5f5dded3d7c2138de17e1ef --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:43:24,105 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:43:24,229 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d20a151b-a07d-4f3e-8fb2-e5f541d50830/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 02:43:24,236 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:43:24,237 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:43:24,275 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:43:24,275 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:43:24,276 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:43:24,277 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:43:24,282 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:43:24,283 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:43:24,284 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:43:24,284 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:43:24,286 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:43:24,286 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:43:24,286 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:43:24,287 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:43:24,287 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:43:24,288 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:43:24,288 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:43:24,288 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:43:24,289 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:43:24,289 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:43:24,290 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:43:24,290 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:43:24,291 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:43:24,291 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:43:24,292 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:43:24,292 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:43:24,293 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:43:24,294 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:43:24,294 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:43:24,294 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_d20a151b-a07d-4f3e-8fb2-e5f541d50830/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d20a151b-a07d-4f3e-8fb2-e5f541d50830/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f23478267c7db041e0d430f7852fa8cba288847df5f5dded3d7c2138de17e1ef [2023-11-19 02:43:24,580 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:43:24,614 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:43:24,619 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:43:24,621 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:43:24,621 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:43:24,623 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d20a151b-a07d-4f3e-8fb2-e5f541d50830/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/termination-memory-alloca/ex3b-alloca.i [2023-11-19 02:43:27,599 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:43:27,914 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:43:27,915 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d20a151b-a07d-4f3e-8fb2-e5f541d50830/sv-benchmarks/c/termination-memory-alloca/ex3b-alloca.i [2023-11-19 02:43:27,938 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d20a151b-a07d-4f3e-8fb2-e5f541d50830/bin/ukojak-verify-G8NBE6pJGL/data/eca185c27/7c5ed81d52ef4e6bb2a3ac65646b5dfc/FLAG9a53aa83c [2023-11-19 02:43:27,953 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d20a151b-a07d-4f3e-8fb2-e5f541d50830/bin/ukojak-verify-G8NBE6pJGL/data/eca185c27/7c5ed81d52ef4e6bb2a3ac65646b5dfc [2023-11-19 02:43:27,959 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:43:27,961 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:43:27,962 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:43:27,962 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:43:27,967 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:43:27,967 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:43:27" (1/1) ... [2023-11-19 02:43:27,968 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fa81d92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:27, skipping insertion in model container [2023-11-19 02:43:27,968 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:43:27" (1/1) ... [2023-11-19 02:43:28,011 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:43:28,372 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:43:28,382 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:43:28,447 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:43:28,484 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:43:28,484 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:28 WrapperNode [2023-11-19 02:43:28,484 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:43:28,486 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:43:28,486 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:43:28,486 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:43:28,494 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:28" (1/1) ... [2023-11-19 02:43:28,518 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:28" (1/1) ... [2023-11-19 02:43:28,548 INFO L138 Inliner]: procedures = 111, calls = 24, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 72 [2023-11-19 02:43:28,549 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:43:28,549 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:43:28,550 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:43:28,550 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:43:28,558 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:28" (1/1) ... [2023-11-19 02:43:28,559 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:28" (1/1) ... [2023-11-19 02:43:28,575 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:28" (1/1) ... [2023-11-19 02:43:28,576 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:28" (1/1) ... [2023-11-19 02:43:28,580 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:28" (1/1) ... [2023-11-19 02:43:28,594 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:28" (1/1) ... [2023-11-19 02:43:28,596 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:28" (1/1) ... [2023-11-19 02:43:28,597 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:28" (1/1) ... [2023-11-19 02:43:28,599 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:43:28,600 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:43:28,600 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:43:28,601 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:43:28,602 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:28" (1/1) ... [2023-11-19 02:43:28,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:43:28,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d20a151b-a07d-4f3e-8fb2-e5f541d50830/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:43:28,633 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d20a151b-a07d-4f3e-8fb2-e5f541d50830/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:43:28,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d20a151b-a07d-4f3e-8fb2-e5f541d50830/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:43:28,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:43:28,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:43:28,678 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:43:28,678 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:43:28,678 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:43:28,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:43:28,815 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:43:28,817 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:43:29,011 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:43:29,085 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:43:29,085 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 02:43:29,090 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:43:29 BoogieIcfgContainer [2023-11-19 02:43:29,090 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:43:29,092 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:43:29,092 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:43:29,103 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:43:29,103 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:43:29" (1/1) ... [2023-11-19 02:43:29,114 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:43:29,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:43:29,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2023-11-19 02:43:29,171 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2023-11-19 02:43:29,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 02:43:29,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:43:29,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:43:29,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:43:29,439 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 02:43:29,445 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:43:29,929 INFO L349 Elim1Store]: treesize reduction 3, result has 75.0 percent of original size [2023-11-19 02:43:29,930 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 24 [2023-11-19 02:43:29,948 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 02:43:30,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:43:30,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-19 02:43:30,018 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-19 02:43:30,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:43:30,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:43:30,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:43:40,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-19 02:43:40,084 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) [2023-11-19 02:43:40,088 INFO L158 Benchmark]: Toolchain (without parser) took 12126.01ms. Allocated memory is still 167.8MB. Free memory was 128.9MB in the beginning and 123.7MB in the end (delta: 5.2MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. [2023-11-19 02:43:40,088 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 123.7MB. Free memory was 89.2MB in the beginning and 89.2MB in the end (delta: 27.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:43:40,089 INFO L158 Benchmark]: CACSL2BoogieTranslator took 522.70ms. Allocated memory is still 167.8MB. Free memory was 128.9MB in the beginning and 112.7MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 02:43:40,090 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.95ms. Allocated memory is still 167.8MB. Free memory was 112.7MB in the beginning and 111.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:43:40,090 INFO L158 Benchmark]: Boogie Preprocessor took 50.09ms. Allocated memory is still 167.8MB. Free memory was 111.4MB in the beginning and 110.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:43:40,091 INFO L158 Benchmark]: RCFGBuilder took 490.29ms. Allocated memory is still 167.8MB. Free memory was 110.0MB in the beginning and 95.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 02:43:40,092 INFO L158 Benchmark]: CodeCheck took 10994.73ms. Allocated memory is still 167.8MB. Free memory was 95.3MB in the beginning and 123.7MB in the end (delta: -28.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:43:40,095 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 0.34ms. Allocated memory is still 123.7MB. Free memory was 89.2MB in the beginning and 89.2MB in the end (delta: 27.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 522.70ms. Allocated memory is still 167.8MB. Free memory was 128.9MB in the beginning and 112.7MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.95ms. Allocated memory is still 167.8MB. Free memory was 112.7MB in the beginning and 111.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.09ms. Allocated memory is still 167.8MB. Free memory was 111.4MB in the beginning and 110.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 490.29ms. Allocated memory is still 167.8MB. Free memory was 110.0MB in the beginning and 95.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 10994.73ms. Allocated memory is still 167.8MB. Free memory was 95.3MB in the beginning and 123.7MB in the end (delta: -28.4MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:43:40,128 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d20a151b-a07d-4f3e-8fb2-e5f541d50830/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d20a151b-a07d-4f3e-8fb2-e5f541d50830/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d20a151b-a07d-4f3e-8fb2-e5f541d50830/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_d20a151b-a07d-4f3e-8fb2-e5f541d50830/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d20a151b-a07d-4f3e-8fb2-e5f541d50830/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-memory-alloca/ex3b-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d20a151b-a07d-4f3e-8fb2-e5f541d50830/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d20a151b-a07d-4f3e-8fb2-e5f541d50830/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 64bit --witnessprinter.graph.data.programhash f23478267c7db041e0d430f7852fa8cba288847df5f5dded3d7c2138de17e1ef --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:43:42,797 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:43:42,890 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d20a151b-a07d-4f3e-8fb2-e5f541d50830/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-19 02:43:42,937 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:43:42,938 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:43:42,939 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:43:42,940 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:43:42,940 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:43:42,941 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:43:42,942 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:43:42,943 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:43:42,943 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:43:42,944 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:43:42,945 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:43:42,946 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:43:42,946 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:43:42,947 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:43:42,948 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:43:42,948 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:43:42,949 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:43:42,950 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:43:42,952 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:43:42,953 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:43:42,954 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:43:42,956 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:43:42,956 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:43:42,957 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:43:42,957 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:43:42,958 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:43:42,959 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:43:42,959 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:43:42,960 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:43:42,960 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:43:42,961 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:43:42,961 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:43:42,961 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:43:42,962 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_d20a151b-a07d-4f3e-8fb2-e5f541d50830/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d20a151b-a07d-4f3e-8fb2-e5f541d50830/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f23478267c7db041e0d430f7852fa8cba288847df5f5dded3d7c2138de17e1ef [2023-11-19 02:43:43,397 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:43:43,429 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:43:43,432 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:43:43,434 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:43:43,434 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:43:43,436 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d20a151b-a07d-4f3e-8fb2-e5f541d50830/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/termination-memory-alloca/ex3b-alloca.i [2023-11-19 02:43:46,546 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:43:46,882 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:43:46,882 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d20a151b-a07d-4f3e-8fb2-e5f541d50830/sv-benchmarks/c/termination-memory-alloca/ex3b-alloca.i [2023-11-19 02:43:46,907 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d20a151b-a07d-4f3e-8fb2-e5f541d50830/bin/ukojak-verify-G8NBE6pJGL/data/395d2a55b/8cafdd18f9264bc8898317fa2c1af030/FLAG6a1a9ef2f [2023-11-19 02:43:46,922 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d20a151b-a07d-4f3e-8fb2-e5f541d50830/bin/ukojak-verify-G8NBE6pJGL/data/395d2a55b/8cafdd18f9264bc8898317fa2c1af030 [2023-11-19 02:43:46,925 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:43:46,927 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:43:46,928 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:43:46,929 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:43:46,934 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:43:46,935 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:43:46" (1/1) ... [2023-11-19 02:43:46,936 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@337933a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:46, skipping insertion in model container [2023-11-19 02:43:46,936 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:43:46" (1/1) ... [2023-11-19 02:43:46,989 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:43:47,332 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:43:47,346 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:43:47,438 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:43:47,490 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:43:47,490 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:47 WrapperNode [2023-11-19 02:43:47,491 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:43:47,492 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:43:47,492 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:43:47,492 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:43:47,500 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:47" (1/1) ... [2023-11-19 02:43:47,534 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:47" (1/1) ... [2023-11-19 02:43:47,568 INFO L138 Inliner]: procedures = 112, calls = 24, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 70 [2023-11-19 02:43:47,568 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:43:47,569 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:43:47,570 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:43:47,571 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:43:47,581 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:47" (1/1) ... [2023-11-19 02:43:47,581 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:47" (1/1) ... [2023-11-19 02:43:47,600 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:47" (1/1) ... [2023-11-19 02:43:47,601 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:47" (1/1) ... [2023-11-19 02:43:47,608 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:47" (1/1) ... [2023-11-19 02:43:47,620 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:47" (1/1) ... [2023-11-19 02:43:47,624 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:47" (1/1) ... [2023-11-19 02:43:47,631 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:47" (1/1) ... [2023-11-19 02:43:47,635 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:43:47,642 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:43:47,642 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:43:47,643 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:43:47,643 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:47" (1/1) ... [2023-11-19 02:43:47,649 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:43:47,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d20a151b-a07d-4f3e-8fb2-e5f541d50830/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:43:47,676 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d20a151b-a07d-4f3e-8fb2-e5f541d50830/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:43:47,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d20a151b-a07d-4f3e-8fb2-e5f541d50830/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:43:47,734 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 02:43:47,734 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:43:47,735 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:43:47,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 02:43:47,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:43:47,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:43:47,890 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:43:47,894 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:43:48,412 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:43:48,454 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:43:48,455 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 02:43:48,459 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:43:48 BoogieIcfgContainer [2023-11-19 02:43:48,459 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:43:48,460 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:43:48,461 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:43:48,471 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:43:48,480 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:43:48" (1/1) ... [2023-11-19 02:43:48,489 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:43:48,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:43:48,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2023-11-19 02:43:48,543 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2023-11-19 02:43:48,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 02:43:48,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:43:48,546 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 02:43:48,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d20a151b-a07d-4f3e-8fb2-e5f541d50830/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 02:43:48,549 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d20a151b-a07d-4f3e-8fb2-e5f541d50830/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 02:43:48,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d20a151b-a07d-4f3e-8fb2-e5f541d50830/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 02:43:48,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:43:48,781 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 02:43:48,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:43:48,971 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 02:43:48,979 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:43:49,560 INFO L349 Elim1Store]: treesize reduction 3, result has 75.0 percent of original size [2023-11-19 02:43:49,561 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 22 [2023-11-19 02:43:49,609 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 02:43:49,617 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d20a151b-a07d-4f3e-8fb2-e5f541d50830/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2023-11-19 02:43:50,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:43:50,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-19 02:43:50,185 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-19 02:43:50,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:43:50,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:43:50,186 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 02:43:50,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d20a151b-a07d-4f3e-8fb2-e5f541d50830/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 02:43:50,188 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d20a151b-a07d-4f3e-8fb2-e5f541d50830/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 02:43:50,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d20a151b-a07d-4f3e-8fb2-e5f541d50830/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-19 02:43:50,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:43:50,447 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:43:50,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:43:50,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:43:50,705 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:43:50,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:43:50,804 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d20a151b-a07d-4f3e-8fb2-e5f541d50830/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-19 02:43:50,805 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-19 02:43:50,830 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc2 [2023-11-19 02:43:50,832 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc4 [2023-11-19 02:43:50,833 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc3 [2023-11-19 02:43:50,835 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem5 could not be translated [2023-11-19 02:43:50,836 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem7 could not be translated [2023-11-19 02:43:50,836 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc3 [2023-11-19 02:43:50,836 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short8 could not be translated [2023-11-19 02:43:50,836 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc4 [2023-11-19 02:43:50,837 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc2 [2023-11-19 02:43:50,837 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem6 could not be translated [2023-11-19 02:43:50,838 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc4 [2023-11-19 02:43:50,838 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem10 could not be translated [2023-11-19 02:43:50,838 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc2 [2023-11-19 02:43:50,838 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc3 [2023-11-19 02:43:50,839 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem9 could not be translated [2023-11-19 02:43:50,839 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc3 [2023-11-19 02:43:50,839 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc2 [2023-11-19 02:43:50,839 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem9 could not be translated [2023-11-19 02:43:50,840 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc4 [2023-11-19 02:43:50,840 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem10 could not be translated [2023-11-19 02:43:50,845 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 02:43:50 ImpRootNode [2023-11-19 02:43:50,845 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 02:43:50,846 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 02:43:50,846 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 02:43:50,846 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 02:43:50,847 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:43:48" (3/4) ... [2023-11-19 02:43:50,847 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-19 02:43:50,864 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc3 [2023-11-19 02:43:50,864 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc2 [2023-11-19 02:43:50,865 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc4 [2023-11-19 02:43:50,866 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem7 could not be translated [2023-11-19 02:43:50,866 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem5 could not be translated [2023-11-19 02:43:50,866 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc2 [2023-11-19 02:43:50,866 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc3 [2023-11-19 02:43:50,867 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc4 [2023-11-19 02:43:50,867 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short8 could not be translated [2023-11-19 02:43:50,867 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem6 could not be translated [2023-11-19 02:43:50,868 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc2 [2023-11-19 02:43:50,868 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem10 could not be translated [2023-11-19 02:43:50,869 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc3 [2023-11-19 02:43:50,869 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem9 could not be translated [2023-11-19 02:43:50,869 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc4 [2023-11-19 02:43:50,870 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc3 [2023-11-19 02:43:50,871 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem9 could not be translated [2023-11-19 02:43:50,871 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc2 [2023-11-19 02:43:50,872 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc4 [2023-11-19 02:43:50,872 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem10 could not be translated [2023-11-19 02:43:50,914 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d20a151b-a07d-4f3e-8fb2-e5f541d50830/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 02:43:50,914 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 02:43:50,920 INFO L158 Benchmark]: Toolchain (without parser) took 3987.83ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 48.8MB in the beginning and 50.2MB in the end (delta: -1.3MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. [2023-11-19 02:43:50,921 INFO L158 Benchmark]: CDTParser took 0.63ms. Allocated memory is still 56.6MB. Free memory was 33.3MB in the beginning and 33.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:43:50,921 INFO L158 Benchmark]: CACSL2BoogieTranslator took 562.63ms. Allocated memory is still 73.4MB. Free memory was 48.7MB in the beginning and 48.5MB in the end (delta: 280.6kB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 02:43:50,922 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.82ms. Allocated memory is still 73.4MB. Free memory was 48.5MB in the beginning and 46.7MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:43:50,922 INFO L158 Benchmark]: Boogie Preprocessor took 72.04ms. Allocated memory is still 73.4MB. Free memory was 46.7MB in the beginning and 45.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:43:50,923 INFO L158 Benchmark]: RCFGBuilder took 817.58ms. Allocated memory is still 73.4MB. Free memory was 45.1MB in the beginning and 30.5MB in the end (delta: 14.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 02:43:50,923 INFO L158 Benchmark]: CodeCheck took 2384.55ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 30.5MB in the beginning and 53.2MB in the end (delta: -22.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:43:50,924 INFO L158 Benchmark]: Witness Printer took 68.46ms. Allocated memory is still 88.1MB. Free memory was 52.8MB in the beginning and 50.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:43:50,931 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 1 procedures, 13 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 2.3s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 1 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 12 IncrementalHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 1 mSDtfsCounter, 12 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 28 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 3 ConstructedInterpolants, 1 QuantifiedInterpolants, 35 SizeOfPredicates, 8 NumberOfNonLiveVariables, 49 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 - CounterExampleResult [Line: 556]: integer overflow possible integer overflow possible We found a FailurePath: [L562] CALL test_fun(__VERIFIER_nondet_int(),__VERIFIER_nondet_int()) [L549] int* x_ref = __builtin_alloca (sizeof(int)); [L550] int* y_ref = __builtin_alloca (sizeof(int)); [L551] int* c = __builtin_alloca (sizeof(int)); [L552] *x_ref = x [L553] *y_ref = y [L554] *c = 0 VAL [\old(x)=805306371, \old(y)=805306376, c={65537:0}, x=805306371, x_ref={65540:0}, y=805306376, y_ref={65545:0}] [L555] EXPR \read(*x_ref) [L555] (*x_ref > 1) && (*x_ref < *y_ref) [L555] EXPR \read(*x_ref) [L555] EXPR \read(*y_ref) [L555] (*x_ref > 1) && (*x_ref < *y_ref) VAL [\old(x)=805306371, \old(y)=805306376, c={65537:0}, x=805306371, x_ref={65540:0}, y=805306376, y_ref={65545:0}] [L555] COND TRUE (*x_ref > 1) && (*x_ref < *y_ref) [L556] EXPR \read(*x_ref) [L556] EXPR \read(*x_ref) VAL [\old(x)=805306371, \old(y)=805306376, c={65537:0}, x=805306371, x_ref={65540:0}, y=805306376, y_ref={65545:0}] [L556] (*x_ref) * (*x_ref) VAL [\old(x)=805306371, \old(y)=805306376, c={65537:0}, x=805306371, x_ref={65540:0}, y=805306376, y_ref={65545:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63ms. Allocated memory is still 56.6MB. Free memory was 33.3MB in the beginning and 33.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 562.63ms. Allocated memory is still 73.4MB. Free memory was 48.7MB in the beginning and 48.5MB in the end (delta: 280.6kB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.82ms. Allocated memory is still 73.4MB. Free memory was 48.5MB in the beginning and 46.7MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 72.04ms. Allocated memory is still 73.4MB. Free memory was 46.7MB in the beginning and 45.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 817.58ms. Allocated memory is still 73.4MB. Free memory was 45.1MB in the beginning and 30.5MB in the end (delta: 14.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 2384.55ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 30.5MB in the beginning and 53.2MB in the end (delta: -22.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 68.46ms. Allocated memory is still 88.1MB. Free memory was 52.8MB in the beginning and 50.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc2 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc4 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc3 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem7 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc3 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short8 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc4 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc2 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem6 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc4 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem10 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc2 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc3 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem9 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc3 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc2 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem9 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc4 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem10 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc3 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc2 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc4 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem7 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc2 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc3 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc4 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short8 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem6 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc2 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem10 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc3 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem9 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc4 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc3 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem9 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc2 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc4 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem10 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate proved your program to be incorrect! [2023-11-19 02:43:50,980 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d20a151b-a07d-4f3e-8fb2-e5f541d50830/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)