./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/lcm2_valuebound100.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9efec72b-19dd-4c10-b624-d001e84e5e65/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9efec72b-19dd-4c10-b624-d001e84e5e65/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9efec72b-19dd-4c10-b624-d001e84e5e65/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9efec72b-19dd-4c10-b624-d001e84e5e65/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/lcm2_valuebound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9efec72b-19dd-4c10-b624-d001e84e5e65/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9efec72b-19dd-4c10-b624-d001e84e5e65/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 224124331a9cf6d591dda5cf0214448c28166748d3252ec664da301130d1a9f9 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:54:48,440 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:54:48,511 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9efec72b-19dd-4c10-b624-d001e84e5e65/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 03:54:48,515 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:54:48,516 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:54:48,539 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:54:48,540 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:54:48,540 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:54:48,541 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:54:48,542 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:54:48,542 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:54:48,543 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:54:48,544 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:54:48,544 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:54:48,545 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:54:48,545 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:54:48,546 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:54:48,546 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:54:48,547 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:54:48,547 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 03:54:48,548 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:54:48,549 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:54:48,549 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:54:48,550 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:54:48,550 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:54:48,551 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:54:48,551 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:54:48,552 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:54:48,552 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:54:48,553 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:54:48,553 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:54:48,554 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:54:48,554 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:54:48,554 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:54:48,555 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:54:48,555 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_9efec72b-19dd-4c10-b624-d001e84e5e65/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9efec72b-19dd-4c10-b624-d001e84e5e65/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 224124331a9cf6d591dda5cf0214448c28166748d3252ec664da301130d1a9f9 [2023-12-03 03:54:48,807 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:54:48,830 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:54:48,833 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:54:48,835 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:54:48,835 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:54:48,837 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9efec72b-19dd-4c10-b624-d001e84e5e65/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/lcm2_valuebound100.c [2023-12-03 03:54:51,671 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:54:51,834 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:54:51,835 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9efec72b-19dd-4c10-b624-d001e84e5e65/sv-benchmarks/c/nla-digbench-scaling/lcm2_valuebound100.c [2023-12-03 03:54:51,841 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9efec72b-19dd-4c10-b624-d001e84e5e65/bin/ukojak-verify-Qdu7aM0XO9/data/667566c95/0b71708320b14b8d9bd6d73301519354/FLAGa394e1940 [2023-12-03 03:54:51,854 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9efec72b-19dd-4c10-b624-d001e84e5e65/bin/ukojak-verify-Qdu7aM0XO9/data/667566c95/0b71708320b14b8d9bd6d73301519354 [2023-12-03 03:54:51,856 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:54:51,857 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:54:51,858 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:54:51,858 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:54:51,862 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:54:51,863 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:54:51" (1/1) ... [2023-12-03 03:54:51,864 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ffc40ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:54:51, skipping insertion in model container [2023-12-03 03:54:51,864 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:54:51" (1/1) ... [2023-12-03 03:54:51,885 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:54:52,028 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:54:52,037 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:54:52,055 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:54:52,070 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:54:52,070 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:54:52 WrapperNode [2023-12-03 03:54:52,070 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:54:52,071 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:54:52,071 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:54:52,071 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:54:52,079 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:54:52" (1/1) ... [2023-12-03 03:54:52,087 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:54:52" (1/1) ... [2023-12-03 03:54:52,104 INFO L138 Inliner]: procedures = 14, calls = 23, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 59 [2023-12-03 03:54:52,105 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:54:52,106 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:54:52,106 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:54:52,106 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:54:52,116 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:54:52" (1/1) ... [2023-12-03 03:54:52,116 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:54:52" (1/1) ... [2023-12-03 03:54:52,117 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:54:52" (1/1) ... [2023-12-03 03:54:52,118 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:54:52" (1/1) ... [2023-12-03 03:54:52,120 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:54:52" (1/1) ... [2023-12-03 03:54:52,124 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:54:52" (1/1) ... [2023-12-03 03:54:52,125 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:54:52" (1/1) ... [2023-12-03 03:54:52,126 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:54:52" (1/1) ... [2023-12-03 03:54:52,128 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:54:52,129 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:54:52,129 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:54:52,129 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:54:52,130 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:54:52" (1/1) ... [2023-12-03 03:54:52,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:54:52,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9efec72b-19dd-4c10-b624-d001e84e5e65/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:54:52,157 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9efec72b-19dd-4c10-b624-d001e84e5e65/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:54:52,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9efec72b-19dd-4c10-b624-d001e84e5e65/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:54:52,197 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:54:52,197 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 03:54:52,197 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 03:54:52,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:54:52,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:54:52,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:54:52,198 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 03:54:52,198 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 03:54:52,279 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:54:52,282 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:54:52,452 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:54:52,515 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:54:52,515 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 03:54:52,517 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:54:52 BoogieIcfgContainer [2023-12-03 03:54:52,518 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:54:52,519 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:54:52,519 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:54:52,530 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:54:52,530 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:54:52" (1/1) ... [2023-12-03 03:54:52,539 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:54:52,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:54:52,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 19 states and 26 transitions. [2023-12-03 03:54:52,598 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 26 transitions. [2023-12-03 03:54:52,603 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 03:54:52,603 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 1 iterations. [2023-12-03 03:54:52,609 INFO L751 CodeCheckObserver]: All specifications hold We were not able to verify any specification because the program does not contain any specification. [2023-12-03 03:54:52,640 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 03:54:52,644 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 03:54:52,644 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 03:54:52 ImpRootNode [2023-12-03 03:54:52,644 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 03:54:52,645 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 03:54:52,646 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 03:54:52,646 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 03:54:52,647 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:54:52" (3/4) ... [2023-12-03 03:54:52,649 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-03 03:54:52,654 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-12-03 03:54:52,654 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-12-03 03:54:52,660 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2023-12-03 03:54:52,661 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-12-03 03:54:52,661 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-12-03 03:54:52,662 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 03:54:52,662 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 03:54:52,757 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9efec72b-19dd-4c10-b624-d001e84e5e65/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 03:54:52,758 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9efec72b-19dd-4c10-b624-d001e84e5e65/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-03 03:54:52,759 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 03:54:52,760 INFO L158 Benchmark]: Toolchain (without parser) took 902.29ms. Allocated memory is still 151.0MB. Free memory was 108.5MB in the beginning and 70.2MB in the end (delta: 38.3MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-12-03 03:54:52,760 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 151.0MB. Free memory is still 120.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:54:52,761 INFO L158 Benchmark]: CACSL2BoogieTranslator took 212.44ms. Allocated memory is still 151.0MB. Free memory was 108.0MB in the beginning and 97.5MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 03:54:52,761 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.01ms. Allocated memory is still 151.0MB. Free memory was 97.5MB in the beginning and 96.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:54:52,762 INFO L158 Benchmark]: Boogie Preprocessor took 22.23ms. Allocated memory is still 151.0MB. Free memory was 96.0MB in the beginning and 94.8MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:54:52,763 INFO L158 Benchmark]: RCFGBuilder took 388.99ms. Allocated memory is still 151.0MB. Free memory was 94.8MB in the beginning and 81.3MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 03:54:52,763 INFO L158 Benchmark]: CodeCheck took 125.84ms. Allocated memory is still 151.0MB. Free memory was 81.3MB in the beginning and 75.5MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-03 03:54:52,764 INFO L158 Benchmark]: Witness Printer took 113.26ms. Allocated memory is still 151.0MB. Free memory was 75.5MB in the beginning and 70.2MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-03 03:54:52,767 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, 19 locations, 0 error locations. Started 1 CEGAR loops. OverallTime: 0.1s, 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: No data available, 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 - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. - InvariantResult [Line: 37]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 151.0MB. Free memory is still 120.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 212.44ms. Allocated memory is still 151.0MB. Free memory was 108.0MB in the beginning and 97.5MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.01ms. Allocated memory is still 151.0MB. Free memory was 97.5MB in the beginning and 96.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 22.23ms. Allocated memory is still 151.0MB. Free memory was 96.0MB in the beginning and 94.8MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 388.99ms. Allocated memory is still 151.0MB. Free memory was 94.8MB in the beginning and 81.3MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 125.84ms. Allocated memory is still 151.0MB. Free memory was 81.3MB in the beginning and 75.5MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Witness Printer took 113.26ms. Allocated memory is still 151.0MB. Free memory was 75.5MB in the beginning and 70.2MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-12-03 03:54:52,783 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9efec72b-19dd-4c10-b624-d001e84e5e65/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE