./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound100.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_b7b7451a-e276-4106-b6e1-f845de1bed45/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b7451a-e276-4106-b6e1-f845de1bed45/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b7451a-e276-4106-b6e1-f845de1bed45/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b7451a-e276-4106-b6e1-f845de1bed45/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b7451a-e276-4106-b6e1-f845de1bed45/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b7451a-e276-4106-b6e1-f845de1bed45/bin/ukojak-verify-i0I2FZA1j2 --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 91e9bd2889140c35a1e4cb13cce45121897f7602719339304e30875d144da718 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:30:14,896 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:30:15,004 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b7451a-e276-4106-b6e1-f845de1bed45/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:30:15,012 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:30:15,012 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:30:15,058 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:30:15,062 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:30:15,062 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:30:15,063 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:30:15,068 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:30:15,069 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:30:15,069 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:30:15,070 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:30:15,071 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:30:15,072 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:30:15,072 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:30:15,073 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:30:15,073 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:30:15,073 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:30:15,074 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:30:15,074 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:30:15,075 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:30:15,075 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:30:15,076 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:30:15,076 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:30:15,077 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:30:15,077 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:30:15,078 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:30:15,078 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:30:15,078 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:30:15,080 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:30:15,080 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:30:15,080 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:30:15,080 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:30:15,081 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:30:15,081 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_b7b7451a-e276-4106-b6e1-f845de1bed45/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b7451a-e276-4106-b6e1-f845de1bed45/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 91e9bd2889140c35a1e4cb13cce45121897f7602719339304e30875d144da718 [2023-11-21 18:30:15,365 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:30:15,411 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:30:15,414 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:30:15,415 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:30:15,415 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:30:15,417 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b7451a-e276-4106-b6e1-f845de1bed45/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound100.c [2023-11-21 18:30:18,628 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:30:18,841 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:30:18,841 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b7451a-e276-4106-b6e1-f845de1bed45/sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound100.c [2023-11-21 18:30:18,852 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b7451a-e276-4106-b6e1-f845de1bed45/bin/ukojak-verify-i0I2FZA1j2/data/b3435531e/13952620137e448aa5e1e76cf5d7540d/FLAGce5f6b570 [2023-11-21 18:30:18,870 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b7451a-e276-4106-b6e1-f845de1bed45/bin/ukojak-verify-i0I2FZA1j2/data/b3435531e/13952620137e448aa5e1e76cf5d7540d [2023-11-21 18:30:18,876 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:30:18,878 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:30:18,882 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:30:18,882 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:30:18,888 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:30:18,889 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:30:18" (1/1) ... [2023-11-21 18:30:18,890 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6acf1756 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:18, skipping insertion in model container [2023-11-21 18:30:18,890 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:30:18" (1/1) ... [2023-11-21 18:30:18,919 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:30:19,137 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:30:19,157 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:30:19,184 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:30:19,198 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:30:19,199 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:19 WrapperNode [2023-11-21 18:30:19,199 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:30:19,200 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:30:19,201 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:30:19,201 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:30:19,209 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:19" (1/1) ... [2023-11-21 18:30:19,230 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:19" (1/1) ... [2023-11-21 18:30:19,251 INFO L138 Inliner]: procedures = 14, calls = 26, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 73 [2023-11-21 18:30:19,251 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:30:19,252 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:30:19,252 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:30:19,253 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:30:19,262 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:19" (1/1) ... [2023-11-21 18:30:19,262 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:19" (1/1) ... [2023-11-21 18:30:19,264 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:19" (1/1) ... [2023-11-21 18:30:19,264 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:19" (1/1) ... [2023-11-21 18:30:19,269 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:19" (1/1) ... [2023-11-21 18:30:19,274 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:19" (1/1) ... [2023-11-21 18:30:19,275 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:19" (1/1) ... [2023-11-21 18:30:19,276 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:19" (1/1) ... [2023-11-21 18:30:19,279 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:30:19,280 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:30:19,280 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:30:19,280 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:30:19,281 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:19" (1/1) ... [2023-11-21 18:30:19,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:30:19,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b7451a-e276-4106-b6e1-f845de1bed45/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:30:19,317 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b7451a-e276-4106-b6e1-f845de1bed45/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:30:19,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b7451a-e276-4106-b6e1-f845de1bed45/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:30:19,362 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:30:19,362 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:30:19,362 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:30:19,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:30:19,363 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:30:19,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:30:19,364 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:30:19,364 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:30:19,434 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:30:19,436 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:30:19,651 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:30:19,691 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:30:19,691 INFO L308 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-21 18:30:19,693 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:30:19 BoogieIcfgContainer [2023-11-21 18:30:19,693 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:30:19,694 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:30:19,694 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:30:19,704 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:30:19,704 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:30:19" (1/1) ... [2023-11-21 18:30:19,711 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:30:19,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:19,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 26 states and 40 transitions. [2023-11-21 18:30:19,764 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 40 transitions. [2023-11-21 18:30:19,767 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-21 18:30:19,768 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 1 iterations. [2023-11-21 18:30:19,773 INFO L751 CodeCheckObserver]: All specifications hold We were not able to verify any specification because the program does not contain any specification. [2023-11-21 18:30:19,821 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:30:19,825 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:30:19,826 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:30:19,826 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:30:19,826 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:30:19 ImpRootNode [2023-11-21 18:30:19,827 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:30:19,831 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:30:19,832 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:30:19,832 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:30:19,832 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:30:19" (3/4) ... [2023-11-21 18:30:19,834 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-21 18:30:19,838 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-21 18:30:19,838 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-21 18:30:19,843 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2023-11-21 18:30:19,844 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-21 18:30:19,844 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-21 18:30:19,844 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-21 18:30:19,845 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-21 18:30:19,976 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b7451a-e276-4106-b6e1-f845de1bed45/bin/ukojak-verify-i0I2FZA1j2/witness.graphml [2023-11-21 18:30:19,977 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b7451a-e276-4106-b6e1-f845de1bed45/bin/ukojak-verify-i0I2FZA1j2/witness.yml [2023-11-21 18:30:19,977 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:30:19,978 INFO L158 Benchmark]: Toolchain (without parser) took 1100.11ms. Allocated memory is still 146.8MB. Free memory was 103.9MB in the beginning and 104.7MB in the end (delta: -777.6kB). Peak memory consumption was 418.9kB. Max. memory is 16.1GB. [2023-11-21 18:30:19,978 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 100.7MB. Free memory is still 77.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:30:19,979 INFO L158 Benchmark]: CACSL2BoogieTranslator took 317.99ms. Allocated memory is still 146.8MB. Free memory was 103.6MB in the beginning and 93.0MB in the end (delta: 10.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-21 18:30:19,979 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.22ms. Allocated memory is still 146.8MB. Free memory was 93.0MB in the beginning and 91.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:30:19,979 INFO L158 Benchmark]: Boogie Preprocessor took 26.70ms. Allocated memory is still 146.8MB. Free memory was 91.3MB in the beginning and 89.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:30:19,980 INFO L158 Benchmark]: RCFGBuilder took 413.74ms. Allocated memory is still 146.8MB. Free memory was 89.9MB in the beginning and 115.8MB in the end (delta: -25.9MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. [2023-11-21 18:30:19,980 INFO L158 Benchmark]: CodeCheck took 132.59ms. Allocated memory is still 146.8MB. Free memory was 115.8MB in the beginning and 109.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-21 18:30:19,987 INFO L158 Benchmark]: Witness Printer took 145.71ms. Allocated memory is still 146.8MB. Free memory was 109.5MB in the beginning and 104.7MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:30:19,990 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, 26 locations, 0 error locations. Started 1 CEGAR loops. OverallTime: 0.0s, 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: 40]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 63]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 45]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 100.7MB. Free memory is still 77.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 317.99ms. Allocated memory is still 146.8MB. Free memory was 103.6MB in the beginning and 93.0MB in the end (delta: 10.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.22ms. Allocated memory is still 146.8MB. Free memory was 93.0MB in the beginning and 91.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.70ms. Allocated memory is still 146.8MB. Free memory was 91.3MB in the beginning and 89.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 413.74ms. Allocated memory is still 146.8MB. Free memory was 89.9MB in the beginning and 115.8MB in the end (delta: -25.9MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. * CodeCheck took 132.59ms. Allocated memory is still 146.8MB. Free memory was 115.8MB in the beginning and 109.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Witness Printer took 145.71ms. Allocated memory is still 146.8MB. Free memory was 109.5MB in the beginning and 104.7MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-21 18:30:20,025 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b7451a-e276-4106-b6e1-f845de1bed45/bin/ukojak-verify-i0I2FZA1j2/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