./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex7.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 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_e8d26df2-8754-49f0-979e-1561d7dbb628/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d26df2-8754-49f0-979e-1561d7dbb628/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d26df2-8754-49f0-979e-1561d7dbb628/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d26df2-8754-49f0-979e-1561d7dbb628/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d26df2-8754-49f0-979e-1561d7dbb628/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d26df2-8754-49f0-979e-1561d7dbb628/bin/ukojak-verify-ImItNfHLgk --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 0d3816d20b09287bda3e24c2cd658f2c5a0a81b00ac7774c605ed28b4cd6301d --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:51:05,576 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:51:05,680 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d26df2-8754-49f0-979e-1561d7dbb628/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 23:51:05,691 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:51:05,691 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:51:05,729 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:51:05,730 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:51:05,730 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:51:05,731 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:51:05,733 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:51:05,735 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:51:05,735 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:51:05,736 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:51:05,736 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:51:05,736 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:51:05,737 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:51:05,737 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:51:05,742 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:51:05,742 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:51:05,742 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:51:05,743 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:51:05,743 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:51:05,744 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:51:05,744 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:51:05,744 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:51:05,745 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:51:05,745 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:51:05,745 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:51:05,746 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:51:05,746 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:51:05,746 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:51:05,746 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:51:05,750 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_e8d26df2-8754-49f0-979e-1561d7dbb628/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d26df2-8754-49f0-979e-1561d7dbb628/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d3816d20b09287bda3e24c2cd658f2c5a0a81b00ac7774c605ed28b4cd6301d [2024-11-08 23:51:06,043 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:51:06,092 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:51:06,099 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:51:06,100 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:51:06,101 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:51:06,102 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d26df2-8754-49f0-979e-1561d7dbb628/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex7.i Unable to find full path for "g++" [2024-11-08 23:51:08,203 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:51:08,408 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:51:08,409 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d26df2-8754-49f0-979e-1561d7dbb628/sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex7.i [2024-11-08 23:51:08,418 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d26df2-8754-49f0-979e-1561d7dbb628/bin/ukojak-verify-ImItNfHLgk/data/85b6f5284/08f702f7a2eb4f179c44d49cd0cabaa5/FLAG52bb4dca6 [2024-11-08 23:51:08,791 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d26df2-8754-49f0-979e-1561d7dbb628/bin/ukojak-verify-ImItNfHLgk/data/85b6f5284/08f702f7a2eb4f179c44d49cd0cabaa5 [2024-11-08 23:51:08,795 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:51:08,798 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:51:08,801 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:51:08,802 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:51:08,808 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:51:08,809 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:51:08" (1/1) ... [2024-11-08 23:51:08,811 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bdb88c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:51:08, skipping insertion in model container [2024-11-08 23:51:08,811 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:51:08" (1/1) ... [2024-11-08 23:51:08,839 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:51:09,075 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:51:09,088 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:51:09,106 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:51:09,127 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:51:09,128 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:51:09 WrapperNode [2024-11-08 23:51:09,128 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:51:09,130 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:51:09,130 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:51:09,130 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:51:09,140 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:51:09" (1/1) ... [2024-11-08 23:51:09,148 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:51:09" (1/1) ... [2024-11-08 23:51:09,173 INFO L138 Inliner]: procedures = 12, calls = 15, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 19 [2024-11-08 23:51:09,174 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:51:09,175 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:51:09,175 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:51:09,176 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:51:09,186 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:51:09" (1/1) ... [2024-11-08 23:51:09,187 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:51:09" (1/1) ... [2024-11-08 23:51:09,190 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:51:09" (1/1) ... [2024-11-08 23:51:09,190 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:51:09" (1/1) ... [2024-11-08 23:51:09,197 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:51:09" (1/1) ... [2024-11-08 23:51:09,201 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:51:09" (1/1) ... [2024-11-08 23:51:09,203 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:51:09" (1/1) ... [2024-11-08 23:51:09,207 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:51:09" (1/1) ... [2024-11-08 23:51:09,209 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:51:09,211 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:51:09,215 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:51:09,215 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:51:09,216 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:51:09" (1/1) ... [2024-11-08 23:51:09,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:51:09,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d26df2-8754-49f0-979e-1561d7dbb628/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:51:09,256 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d26df2-8754-49f0-979e-1561d7dbb628/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:51:09,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d26df2-8754-49f0-979e-1561d7dbb628/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:51:09,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 23:51:09,301 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 23:51:09,301 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-11-08 23:51:09,302 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-11-08 23:51:09,302 INFO L130 BoogieDeclarations]: Found specification of procedure g [2024-11-08 23:51:09,302 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2024-11-08 23:51:09,302 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:51:09,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:51:09,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 23:51:09,304 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:51:09,406 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:51:09,409 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:51:09,612 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-08 23:51:09,613 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:51:09,650 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:51:09,651 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:51:09,652 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:51:09 BoogieIcfgContainer [2024-11-08 23:51:09,652 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:51:09,653 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:51:09,654 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:51:09,668 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:51:09,668 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:51:09" (1/1) ... [2024-11-08 23:51:09,684 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:51:09,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:09,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2024-11-08 23:51:09,776 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2024-11-08 23:51:09,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 23:51:09,778 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:09,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:09,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:51:09,983 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:51:10,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:51:10,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:51:10,161 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:51:10,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:51:10,198 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:51:10,230 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:51:10 ImpRootNode [2024-11-08 23:51:10,231 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:51:10,232 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:51:10,232 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:51:10,233 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:51:10,235 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:51:09" (3/4) ... [2024-11-08 23:51:10,236 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-08 23:51:10,282 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d26df2-8754-49f0-979e-1561d7dbb628/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 23:51:10,284 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:51:10,285 INFO L158 Benchmark]: Toolchain (without parser) took 1486.39ms. Allocated memory is still 167.8MB. Free memory was 130.6MB in the beginning and 131.9MB in the end (delta: -1.3MB). Peak memory consumption was 792.2kB. Max. memory is 16.1GB. [2024-11-08 23:51:10,285 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 115.3MB. Free memory was 83.8MB in the beginning and 83.8MB in the end (delta: 28.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:51:10,286 INFO L158 Benchmark]: CACSL2BoogieTranslator took 327.47ms. Allocated memory is still 167.8MB. Free memory was 130.2MB in the beginning and 119.0MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 23:51:10,287 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.74ms. Allocated memory is still 167.8MB. Free memory was 119.0MB in the beginning and 117.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:51:10,288 INFO L158 Benchmark]: Boogie Preprocessor took 34.70ms. Allocated memory is still 167.8MB. Free memory was 117.5MB in the beginning and 116.4MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:51:10,288 INFO L158 Benchmark]: RCFGBuilder took 441.64ms. Allocated memory is still 167.8MB. Free memory was 116.4MB in the beginning and 104.1MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:51:10,289 INFO L158 Benchmark]: CodeCheck took 578.23ms. Allocated memory is still 167.8MB. Free memory was 104.1MB in the beginning and 134.0MB in the end (delta: -29.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:51:10,290 INFO L158 Benchmark]: Witness Printer took 51.98ms. Allocated memory is still 167.8MB. Free memory was 134.0MB in the beginning and 131.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:51:10,293 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 3 procedures, 21 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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: 13]: integer overflow possible integer overflow possible We found a FailurePath: [L37] int *p1 = malloc(sizeof(int)); [L38] int *p2 = malloc(sizeof(int)); [L40] *p1 = __VERIFIER_nondet_int() [L41] *p2 = __VERIFIER_nondet_int() [L43] CALL f(p1,p2) VAL [\old(p)={-31112:0}, \old(q)={7579:0}] [L13] EXPR \read(*p) [L13] EXPR \read(*q) VAL [\old(p)={-31112:0}, \old(q)={7579:0}, p={-31112:0}, q={7579:0}] [L13] *p + *q VAL [\old(p)={-31112:0}, \old(q)={7579:0}, p={-31112:0}, q={7579:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 115.3MB. Free memory was 83.8MB in the beginning and 83.8MB in the end (delta: 28.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 327.47ms. Allocated memory is still 167.8MB. Free memory was 130.2MB in the beginning and 119.0MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.74ms. Allocated memory is still 167.8MB. Free memory was 119.0MB in the beginning and 117.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.70ms. Allocated memory is still 167.8MB. Free memory was 117.5MB in the beginning and 116.4MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 441.64ms. Allocated memory is still 167.8MB. Free memory was 116.4MB in the beginning and 104.1MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 578.23ms. Allocated memory is still 167.8MB. Free memory was 104.1MB in the beginning and 134.0MB in the end (delta: -29.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 51.98ms. Allocated memory is still 167.8MB. Free memory was 134.0MB in the beginning and 131.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-08 23:51:10,338 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d26df2-8754-49f0-979e-1561d7dbb628/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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)