./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/recursified_nla-digbench/recursified_dijkstra-u.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 023d838f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/recursified_nla-digbench/recursified_dijkstra-u.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0464cc7a685168b5fc1a1b0dd8da6141b4b98c7c538345750bda8185cd005644 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 19:40:45,114 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 19:40:45,204 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-11-10 19:40:45,210 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 19:40:45,211 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 19:40:45,238 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 19:40:45,238 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 19:40:45,239 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 19:40:45,240 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 19:40:45,244 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 19:40:45,244 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 19:40:45,244 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 19:40:45,245 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 19:40:45,245 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 19:40:45,245 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 19:40:45,246 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 19:40:45,248 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 19:40:45,248 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-10 19:40:45,248 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 19:40:45,249 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-10 19:40:45,249 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 19:40:45,249 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 19:40:45,250 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 19:40:45,250 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 19:40:45,250 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 19:40:45,250 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-10 19:40:45,251 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-10 19:40:45,251 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-10 19:40:45,251 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 19:40:45,251 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 19:40:45,252 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 19:40:45,252 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 19:40:45,252 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-10 19:40:45,253 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 19:40:45,253 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 19:40:45,253 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 19:40:45,254 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 19:40:45,255 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 19:40:45,255 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 19:40:45,255 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-10 19:40:45,255 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 19:40:45,256 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 19:40:45,256 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 19:40:45,257 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 19:40:45,257 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0464cc7a685168b5fc1a1b0dd8da6141b4b98c7c538345750bda8185cd005644 [2024-11-10 19:40:45,510 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 19:40:45,535 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 19:40:45,538 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 19:40:45,540 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 19:40:45,540 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 19:40:45,541 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursified_nla-digbench/recursified_dijkstra-u.c [2024-11-10 19:40:46,976 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 19:40:47,177 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 19:40:47,177 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursified_nla-digbench/recursified_dijkstra-u.c [2024-11-10 19:40:47,185 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bca0b14b7/0dcf1be0b43f41f7b1672bd968b97e59/FLAGd3c633f19 [2024-11-10 19:40:47,197 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bca0b14b7/0dcf1be0b43f41f7b1672bd968b97e59 [2024-11-10 19:40:47,200 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 19:40:47,201 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 19:40:47,203 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 19:40:47,203 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 19:40:47,208 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 19:40:47,209 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:40:47" (1/1) ... [2024-11-10 19:40:47,210 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@284048a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:47, skipping insertion in model container [2024-11-10 19:40:47,210 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:40:47" (1/1) ... [2024-11-10 19:40:47,233 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 19:40:47,439 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 19:40:47,448 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 19:40:47,485 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 19:40:47,500 INFO L204 MainTranslator]: Completed translation [2024-11-10 19:40:47,500 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:47 WrapperNode [2024-11-10 19:40:47,501 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 19:40:47,504 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 19:40:47,505 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 19:40:47,505 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 19:40:47,512 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:47" (1/1) ... [2024-11-10 19:40:47,527 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:47" (1/1) ... [2024-11-10 19:40:47,559 INFO L138 Inliner]: procedures = 17, calls = 174, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 120 [2024-11-10 19:40:47,560 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 19:40:47,560 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 19:40:47,561 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 19:40:47,561 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 19:40:47,569 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:47" (1/1) ... [2024-11-10 19:40:47,573 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:47" (1/1) ... [2024-11-10 19:40:47,578 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:47" (1/1) ... [2024-11-10 19:40:47,599 INFO L175 MemorySlicer]: Split 139 memory accesses to 6 slices as follows [2, 30, 21, 35, 22, 29]. 25 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0, 0, 0]. The 11 writes are split as follows [0, 2, 1, 3, 2, 3]. [2024-11-10 19:40:47,600 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:47" (1/1) ... [2024-11-10 19:40:47,600 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:47" (1/1) ... [2024-11-10 19:40:47,619 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:47" (1/1) ... [2024-11-10 19:40:47,620 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:47" (1/1) ... [2024-11-10 19:40:47,622 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:47" (1/1) ... [2024-11-10 19:40:47,624 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:47" (1/1) ... [2024-11-10 19:40:47,631 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 19:40:47,635 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 19:40:47,635 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 19:40:47,635 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 19:40:47,636 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:47" (1/1) ... [2024-11-10 19:40:47,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 19:40:47,655 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 19:40:47,671 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-10 19:40:47,677 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-10 19:40:47,725 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 19:40:47,725 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_29_to_33_0 [2024-11-10 19:40:47,725 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_29_to_33_0 [2024-11-10 19:40:47,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-10 19:40:47,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-10 19:40:47,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-10 19:40:47,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-10 19:40:47,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-10 19:40:47,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-10 19:40:47,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-10 19:40:47,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-10 19:40:47,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-10 19:40:47,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-10 19:40:47,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-10 19:40:47,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-10 19:40:47,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-10 19:40:47,729 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_37_to_53_0 [2024-11-10 19:40:47,729 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_37_to_53_0 [2024-11-10 19:40:47,730 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 19:40:47,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 19:40:47,730 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-10 19:40:47,730 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-10 19:40:47,730 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-10 19:40:47,730 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-10 19:40:47,730 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-10 19:40:47,730 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-10 19:40:47,730 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-10 19:40:47,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-10 19:40:47,731 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-10 19:40:47,862 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 19:40:47,863 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 19:40:48,141 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L108: call ULTIMATE.dealloc(main_~#n~0#1.base, main_~#n~0#1.offset);havoc main_~#n~0#1.base, main_~#n~0#1.offset;call ULTIMATE.dealloc(main_~#p~0#1.base, main_~#p~0#1.offset);havoc main_~#p~0#1.base, main_~#p~0#1.offset;call ULTIMATE.dealloc(main_~#q~0#1.base, main_~#q~0#1.offset);havoc main_~#q~0#1.base, main_~#q~0#1.offset;call ULTIMATE.dealloc(main_~#r~0#1.base, main_~#r~0#1.offset);havoc main_~#r~0#1.base, main_~#r~0#1.offset;call ULTIMATE.dealloc(main_~#h~0#1.base, main_~#h~0#1.offset);havoc main_~#h~0#1.base, main_~#h~0#1.offset; [2024-11-10 19:40:48,234 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-11-10 19:40:48,234 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 19:40:48,261 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 19:40:48,262 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 19:40:48,262 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 07:40:48 BoogieIcfgContainer [2024-11-10 19:40:48,262 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 19:40:48,266 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 19:40:48,267 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 19:40:48,270 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 19:40:48,271 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 07:40:47" (1/3) ... [2024-11-10 19:40:48,271 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6eb4baeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 07:40:48, skipping insertion in model container [2024-11-10 19:40:48,271 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:47" (2/3) ... [2024-11-10 19:40:48,272 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6eb4baeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 07:40:48, skipping insertion in model container [2024-11-10 19:40:48,272 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 07:40:48" (3/3) ... [2024-11-10 19:40:48,273 INFO L112 eAbstractionObserver]: Analyzing ICFG recursified_dijkstra-u.c [2024-11-10 19:40:48,286 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 19:40:48,286 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2024-11-10 19:40:48,287 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6eb4baeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 07:40:48, skipping insertion in model container [2024-11-10 19:40:48,287 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-10 19:40:48,288 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-10 19:40:48,288 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-10 19:40:48,288 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-10 19:40:48,288 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 07:40:48" (3/3) ... [2024-11-10 19:40:48,291 INFO L143 WitnessPrinter]: Generating witness for correct program [2024-11-10 19:40:48,295 INFO L393 IcfgBacktranslator]: Ignoring RootEdge to procedure func_to_recursive_line_37_to_53_0 [2024-11-10 19:40:48,296 INFO L393 IcfgBacktranslator]: Ignoring RootEdge to procedure func_to_recursive_line_29_to_33_0 [2024-11-10 19:40:48,296 INFO L393 IcfgBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-11-10 19:40:48,302 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2024-11-10 19:40:48,303 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-10 19:40:48,304 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-10 19:40:48,304 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-10 19:40:48,446 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-10 19:40:48,447 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-11-10 19:40:48,447 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-10 19:40:48,448 INFO L158 Benchmark]: Toolchain (without parser) took 1246.90ms. Allocated memory is still 167.8MB. Free memory was 114.0MB in the beginning and 123.5MB in the end (delta: -9.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 19:40:48,448 INFO L158 Benchmark]: CDTParser took 0.86ms. Allocated memory is still 167.8MB. Free memory is still 130.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 19:40:48,449 INFO L158 Benchmark]: CACSL2BoogieTranslator took 300.59ms. Allocated memory is still 167.8MB. Free memory was 113.5MB in the beginning and 98.7MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-10 19:40:48,449 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.42ms. Allocated memory is still 167.8MB. Free memory was 98.7MB in the beginning and 96.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-10 19:40:48,449 INFO L158 Benchmark]: Boogie Preprocessor took 71.03ms. Allocated memory is still 167.8MB. Free memory was 96.6MB in the beginning and 93.5MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-10 19:40:48,450 INFO L158 Benchmark]: IcfgBuilder took 627.45ms. Allocated memory is still 167.8MB. Free memory was 93.5MB in the beginning and 133.7MB in the end (delta: -40.2MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. [2024-11-10 19:40:48,450 INFO L158 Benchmark]: TraceAbstraction took 20.56ms. Allocated memory is still 167.8MB. Free memory was 133.7MB in the beginning and 131.8MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 19:40:48,450 INFO L158 Benchmark]: Witness Printer took 159.18ms. Allocated memory is still 167.8MB. Free memory was 131.8MB in the beginning and 123.5MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-10 19:40:48,452 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.86ms. Allocated memory is still 167.8MB. Free memory is still 130.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 300.59ms. Allocated memory is still 167.8MB. Free memory was 113.5MB in the beginning and 98.7MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.42ms. Allocated memory is still 167.8MB. Free memory was 98.7MB in the beginning and 96.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 71.03ms. Allocated memory is still 167.8MB. Free memory was 96.6MB in the beginning and 93.5MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * IcfgBuilder took 627.45ms. Allocated memory is still 167.8MB. Free memory was 93.5MB in the beginning and 133.7MB in the end (delta: -40.2MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. * TraceAbstraction took 20.56ms. Allocated memory is still 167.8MB. Free memory was 133.7MB in the beginning and 131.8MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 159.18ms. Allocated memory is still 167.8MB. Free memory was 131.8MB in the beginning and 123.5MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. 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! [2024-11-10 19:40:48,481 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (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