./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_valuebound1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_515c50db-9b55-4116-98ea-3985031eb833/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_515c50db-9b55-4116-98ea-3985031eb833/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_515c50db-9b55-4116-98ea-3985031eb833/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_515c50db-9b55-4116-98ea-3985031eb833/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_valuebound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_515c50db-9b55-4116-98ea-3985031eb833/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_515c50db-9b55-4116-98ea-3985031eb833/bin/utaipan-verify-mE87zJ7Ire --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a2e0d3ed79ba62190a0b501c090bc81fd178363cb7e6ce8cbe0996ce655e2ac6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:22:54,210 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:22:54,325 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_515c50db-9b55-4116-98ea-3985031eb833/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Overflow-32bit-Taipan_Default.epf [2023-11-23 21:22:54,331 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:22:54,332 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:22:54,374 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:22:54,375 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:22:54,375 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:22:54,376 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:22:54,381 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:22:54,382 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:22:54,382 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:22:54,383 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:22:54,385 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:22:54,385 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:22:54,386 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:22:54,386 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:22:54,387 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:22:54,387 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:22:54,388 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:22:54,388 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:22:54,389 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:22:54,390 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:22:54,390 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:22:54,391 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:22:54,391 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:22:54,391 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:22:54,392 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:22:54,392 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:22:54,393 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:22:54,394 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:22:54,394 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 21:22:54,395 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 21:22:54,395 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:22:54,395 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:22:54,395 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:22:54,395 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:22:54,396 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:22:54,396 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:22:54,396 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:22:54,396 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:22:54,397 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:22:54,397 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:22:54,397 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:22:54,398 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:22:54,398 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:22:54,398 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:22:54,398 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:22:54,398 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:22:54,398 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_515c50db-9b55-4116-98ea-3985031eb833/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_515c50db-9b55-4116-98ea-3985031eb833/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a2e0d3ed79ba62190a0b501c090bc81fd178363cb7e6ce8cbe0996ce655e2ac6 [2023-11-23 21:22:54,702 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:22:54,724 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:22:54,726 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:22:54,733 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:22:54,734 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:22:54,735 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_515c50db-9b55-4116-98ea-3985031eb833/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_valuebound1.c [2023-11-23 21:22:58,033 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:22:58,264 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:22:58,264 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_515c50db-9b55-4116-98ea-3985031eb833/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_valuebound1.c [2023-11-23 21:22:58,279 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_515c50db-9b55-4116-98ea-3985031eb833/bin/utaipan-verify-mE87zJ7Ire/data/4a294d0c3/3ddbed687bea45ffaacdcf2c9ca5ae82/FLAG97e634106 [2023-11-23 21:22:58,296 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_515c50db-9b55-4116-98ea-3985031eb833/bin/utaipan-verify-mE87zJ7Ire/data/4a294d0c3/3ddbed687bea45ffaacdcf2c9ca5ae82 [2023-11-23 21:22:58,299 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:22:58,301 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:22:58,303 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:22:58,303 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:22:58,309 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:22:58,310 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:22:58" (1/1) ... [2023-11-23 21:22:58,312 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@763c1b2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:58, skipping insertion in model container [2023-11-23 21:22:58,312 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:22:58" (1/1) ... [2023-11-23 21:22:58,349 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:22:58,532 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:22:58,545 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:22:58,575 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:22:58,594 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:22:58,594 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:58 WrapperNode [2023-11-23 21:22:58,599 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:22:58,600 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:22:58,600 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:22:58,601 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:22:58,612 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:58" (1/1) ... [2023-11-23 21:22:58,619 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:58" (1/1) ... [2023-11-23 21:22:58,644 INFO L138 Inliner]: procedures = 14, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 59 [2023-11-23 21:22:58,644 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:22:58,645 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:22:58,645 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:22:58,646 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:22:58,655 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:58" (1/1) ... [2023-11-23 21:22:58,656 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:58" (1/1) ... [2023-11-23 21:22:58,658 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:58" (1/1) ... [2023-11-23 21:22:58,658 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:58" (1/1) ... [2023-11-23 21:22:58,663 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:58" (1/1) ... [2023-11-23 21:22:58,667 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:58" (1/1) ... [2023-11-23 21:22:58,669 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:58" (1/1) ... [2023-11-23 21:22:58,670 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:58" (1/1) ... [2023-11-23 21:22:58,672 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:22:58,673 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:22:58,674 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:22:58,674 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:22:58,675 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:58" (1/1) ... [2023-11-23 21:22:58,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:22:58,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_515c50db-9b55-4116-98ea-3985031eb833/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:22:58,713 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_515c50db-9b55-4116-98ea-3985031eb833/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:22:58,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_515c50db-9b55-4116-98ea-3985031eb833/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:22:58,756 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:22:58,756 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:22:58,757 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:22:58,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:22:58,757 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:22:58,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:22:58,757 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 21:22:58,757 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 21:22:58,823 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:22:58,826 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:22:59,111 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:22:59,157 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:22:59,158 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 21:22:59,159 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:22:59 BoogieIcfgContainer [2023-11-23 21:22:59,160 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:22:59,162 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:22:59,166 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:22:59,169 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:22:59,169 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:22:58" (1/3) ... [2023-11-23 21:22:59,170 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f35ec1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:22:59, skipping insertion in model container [2023-11-23 21:22:59,170 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:58" (2/3) ... [2023-11-23 21:22:59,170 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f35ec1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:22:59, skipping insertion in model container [2023-11-23 21:22:59,171 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:22:59" (3/3) ... [2023-11-23 21:22:59,172 INFO L112 eAbstractionObserver]: Analyzing ICFG dijkstra-u_valuebound1.c [2023-11-23 21:22:59,192 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:22:59,192 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-23 21:22:59,194 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f35ec1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:22:59, skipping insertion in model container [2023-11-23 21:22:59,194 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:22:59,195 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:22:59,195 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:22:59,195 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:22:59,196 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:22:59" (3/3) ... [2023-11-23 21:22:59,198 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-23 21:22:59,202 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-23 21:22:59,202 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-23 21:22:59,207 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2023-11-23 21:22:59,208 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-23 21:22:59,208 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-23 21:22:59,208 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-23 21:22:59,310 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_515c50db-9b55-4116-98ea-3985031eb833/bin/utaipan-verify-mE87zJ7Ire/witness.graphml [2023-11-23 21:22:59,311 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_515c50db-9b55-4116-98ea-3985031eb833/bin/utaipan-verify-mE87zJ7Ire/witness.yml [2023-11-23 21:22:59,311 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:22:59,313 INFO L158 Benchmark]: Toolchain (without parser) took 1011.44ms. Allocated memory is still 144.7MB. Free memory was 101.3MB in the beginning and 101.6MB in the end (delta: -328.1kB). Peak memory consumption was 2.5MB. Max. memory is 16.1GB. [2023-11-23 21:22:59,313 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 107.0MB. Free memory was 75.4MB in the beginning and 75.4MB in the end (delta: 30.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:22:59,314 INFO L158 Benchmark]: CACSL2BoogieTranslator took 296.66ms. Allocated memory is still 144.7MB. Free memory was 100.8MB in the beginning and 89.3MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-23 21:22:59,315 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.35ms. Allocated memory is still 144.7MB. Free memory was 89.3MB in the beginning and 87.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:22:59,315 INFO L158 Benchmark]: Boogie Preprocessor took 27.49ms. Allocated memory is still 144.7MB. Free memory was 87.7MB in the beginning and 86.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:22:59,316 INFO L158 Benchmark]: RCFGBuilder took 486.32ms. Allocated memory is still 144.7MB. Free memory was 86.2MB in the beginning and 109.2MB in the end (delta: -23.0MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. [2023-11-23 21:22:59,316 INFO L158 Benchmark]: TraceAbstraction took 31.96ms. Allocated memory is still 144.7MB. Free memory was 108.8MB in the beginning and 106.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:22:59,317 INFO L158 Benchmark]: Witness Printer took 116.46ms. Allocated memory is still 144.7MB. Free memory was 106.7MB in the beginning and 101.6MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 21:22:59,319 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 107.0MB. Free memory was 75.4MB in the beginning and 75.4MB in the end (delta: 30.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 296.66ms. Allocated memory is still 144.7MB. Free memory was 100.8MB in the beginning and 89.3MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.35ms. Allocated memory is still 144.7MB. Free memory was 89.3MB in the beginning and 87.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.49ms. Allocated memory is still 144.7MB. Free memory was 87.7MB in the beginning and 86.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 486.32ms. Allocated memory is still 144.7MB. Free memory was 86.2MB in the beginning and 109.2MB in the end (delta: -23.0MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. * TraceAbstraction took 31.96ms. Allocated memory is still 144.7MB. Free memory was 108.8MB in the beginning and 106.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 116.46ms. Allocated memory is still 144.7MB. Free memory was 106.7MB in the beginning and 101.6MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2023-11-23 21:22:59,355 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_515c50db-9b55-4116-98ea-3985031eb833/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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