./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-acceleration/multivar_1-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_41fda792-e41b-44fe-b34e-3c47cc60c34a/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fda792-e41b-44fe-b34e-3c47cc60c34a/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fda792-e41b-44fe-b34e-3c47cc60c34a/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fda792-e41b-44fe-b34e-3c47cc60c34a/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-acceleration/multivar_1-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fda792-e41b-44fe-b34e-3c47cc60c34a/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fda792-e41b-44fe-b34e-3c47cc60c34a/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cba7dca6ff66778f2b0713799020489351e0894eee3f1f22efefe84bd1d673ea --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:06:35,548 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:06:35,659 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fda792-e41b-44fe-b34e-3c47cc60c34a/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:06:35,670 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:06:35,670 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:06:35,691 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:06:35,692 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:06:35,692 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:06:35,693 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:06:35,694 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:06:35,694 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:06:35,695 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:06:35,695 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:06:35,696 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:06:35,696 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:06:35,697 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:06:35,697 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:06:35,702 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:06:35,702 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:06:35,703 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:06:35,704 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:06:35,705 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:06:35,705 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:06:35,706 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:06:35,706 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:06:35,707 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:06:35,707 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:06:35,708 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:06:35,708 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:06:35,708 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:06:35,710 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:06:35,710 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:06:35,710 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:06:35,710 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_41fda792-e41b-44fe-b34e-3c47cc60c34a/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fda792-e41b-44fe-b34e-3c47cc60c34a/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cba7dca6ff66778f2b0713799020489351e0894eee3f1f22efefe84bd1d673ea [2023-11-24 23:06:35,992 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:06:36,026 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:06:36,029 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:06:36,030 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:06:36,031 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:06:36,032 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fda792-e41b-44fe-b34e-3c47cc60c34a/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/loop-acceleration/multivar_1-2.c [2023-11-24 23:06:39,201 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:06:39,464 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:06:39,465 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fda792-e41b-44fe-b34e-3c47cc60c34a/sv-benchmarks/c/loop-acceleration/multivar_1-2.c [2023-11-24 23:06:39,474 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fda792-e41b-44fe-b34e-3c47cc60c34a/bin/ukojak-verify-afCqCEvfdi/data/f8daced74/8678c1710b524678bdb94bc2db50d242/FLAG62e0a9a41 [2023-11-24 23:06:39,494 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fda792-e41b-44fe-b34e-3c47cc60c34a/bin/ukojak-verify-afCqCEvfdi/data/f8daced74/8678c1710b524678bdb94bc2db50d242 [2023-11-24 23:06:39,500 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:06:39,502 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:06:39,505 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:06:39,506 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:06:39,511 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:06:39,512 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:06:39" (1/1) ... [2023-11-24 23:06:39,514 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ca5b6ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:39, skipping insertion in model container [2023-11-24 23:06:39,514 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:06:39" (1/1) ... [2023-11-24 23:06:39,538 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:06:39,723 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fda792-e41b-44fe-b34e-3c47cc60c34a/sv-benchmarks/c/loop-acceleration/multivar_1-2.c[374,387] [2023-11-24 23:06:39,735 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:06:39,746 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:06:39,758 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fda792-e41b-44fe-b34e-3c47cc60c34a/sv-benchmarks/c/loop-acceleration/multivar_1-2.c[374,387] [2023-11-24 23:06:39,761 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:06:39,777 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:06:39,777 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:39 WrapperNode [2023-11-24 23:06:39,777 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:06:39,779 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:06:39,779 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:06:39,779 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:06:39,787 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:39" (1/1) ... [2023-11-24 23:06:39,798 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:39" (1/1) ... [2023-11-24 23:06:39,813 INFO L138 Inliner]: procedures = 13, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 30 [2023-11-24 23:06:39,814 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:06:39,815 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:06:39,815 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:06:39,815 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:06:39,824 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:39" (1/1) ... [2023-11-24 23:06:39,824 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:39" (1/1) ... [2023-11-24 23:06:39,825 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:39" (1/1) ... [2023-11-24 23:06:39,826 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:39" (1/1) ... [2023-11-24 23:06:39,828 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:39" (1/1) ... [2023-11-24 23:06:39,832 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:39" (1/1) ... [2023-11-24 23:06:39,833 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:39" (1/1) ... [2023-11-24 23:06:39,834 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:39" (1/1) ... [2023-11-24 23:06:39,835 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:06:39,836 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:06:39,836 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:06:39,837 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:06:39,837 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:39" (1/1) ... [2023-11-24 23:06:39,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:06:39,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fda792-e41b-44fe-b34e-3c47cc60c34a/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:06:39,875 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fda792-e41b-44fe-b34e-3c47cc60c34a/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:06:39,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fda792-e41b-44fe-b34e-3c47cc60c34a/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:06:39,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:06:39,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:06:39,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:06:39,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:06:39,993 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:06:39,999 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:06:40,163 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:06:40,216 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:06:40,216 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:06:40,218 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:06:40 BoogieIcfgContainer [2023-11-24 23:06:40,218 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:06:40,220 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:06:40,220 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:06:40,230 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:06:40,231 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:06:40" (1/1) ... [2023-11-24 23:06:40,241 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:06:40,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:40,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-11-24 23:06:40,313 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-11-24 23:06:40,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:06:40,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:40,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:40,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:06:40,458 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:06:40,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:06:40,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:06:40,548 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:06:40,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:06:40,562 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-24 23:06:40,583 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 11:06:40 ImpRootNode [2023-11-24 23:06:40,583 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 23:06:40,584 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:06:40,584 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:06:40,584 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:06:40,585 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:06:40" (3/4) ... [2023-11-24 23:06:40,586 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-24 23:06:40,623 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fda792-e41b-44fe-b34e-3c47cc60c34a/bin/ukojak-verify-afCqCEvfdi/witness.graphml [2023-11-24 23:06:40,624 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:06:40,625 INFO L158 Benchmark]: Toolchain (without parser) took 1122.18ms. Allocated memory is still 174.1MB. Free memory was 127.6MB in the beginning and 91.1MB in the end (delta: 36.5MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-11-24 23:06:40,625 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 174.1MB. Free memory is still 146.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:06:40,626 INFO L158 Benchmark]: CACSL2BoogieTranslator took 272.71ms. Allocated memory is still 174.1MB. Free memory was 127.5MB in the beginning and 117.1MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 23:06:40,627 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.42ms. Allocated memory is still 174.1MB. Free memory was 117.0MB in the beginning and 115.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:06:40,628 INFO L158 Benchmark]: Boogie Preprocessor took 20.59ms. Allocated memory is still 174.1MB. Free memory was 115.5MB in the beginning and 114.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:06:40,629 INFO L158 Benchmark]: RCFGBuilder took 382.58ms. Allocated memory is still 174.1MB. Free memory was 114.4MB in the beginning and 104.6MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-24 23:06:40,629 INFO L158 Benchmark]: CodeCheck took 363.70ms. Allocated memory is still 174.1MB. Free memory was 104.5MB in the beginning and 93.0MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 23:06:40,630 INFO L158 Benchmark]: Witness Printer took 40.03ms. Allocated memory is still 174.1MB. Free memory was 92.7MB in the beginning and 91.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:06:40,634 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, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, 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: 8]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L14] unsigned int x = __VERIFIER_nondet_uint(); [L15] unsigned int y = x + 1; VAL [x=1024, y=1025] [L17] COND FALSE !(x < 1024) [L22] CALL __VERIFIER_assert(x == y) [L7] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L8] reach_error() VAL [\old(cond)=0, cond=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 174.1MB. Free memory is still 146.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 272.71ms. Allocated memory is still 174.1MB. Free memory was 127.5MB in the beginning and 117.1MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.42ms. Allocated memory is still 174.1MB. Free memory was 117.0MB in the beginning and 115.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.59ms. Allocated memory is still 174.1MB. Free memory was 115.5MB in the beginning and 114.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 382.58ms. Allocated memory is still 174.1MB. Free memory was 114.4MB in the beginning and 104.6MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 363.70ms. Allocated memory is still 174.1MB. Free memory was 104.5MB in the beginning and 93.0MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 40.03ms. Allocated memory is still 174.1MB. Free memory was 92.7MB in the beginning and 91.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2023-11-24 23:06:40,663 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fda792-e41b-44fe-b34e-3c47cc60c34a/bin/ukojak-verify-afCqCEvfdi/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