./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursified_nla-digbench/recursified_lcm1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9258c1c9-46a8-46ef-b290-1ac68e263260/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9258c1c9-46a8-46ef-b290-1ac68e263260/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9258c1c9-46a8-46ef-b290-1ac68e263260/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9258c1c9-46a8-46ef-b290-1ac68e263260/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_lcm1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9258c1c9-46a8-46ef-b290-1ac68e263260/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9258c1c9-46a8-46ef-b290-1ac68e263260/bin/uautomizer-verify-4GaUIPS5ZU --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 e972d7fe67c03faae458b4aeefde235726c38e34da23998883d4b544999b0f51 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:02:04,499 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:02:04,588 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9258c1c9-46a8-46ef-b290-1ac68e263260/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-10-31 22:02:04,601 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:02:04,602 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:02:04,646 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:02:04,649 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:02:04,650 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:02:04,651 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:02:04,652 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:02:04,653 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:02:04,654 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:02:04,655 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:02:04,657 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:02:04,660 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:02:04,660 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:02:04,661 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:02:04,661 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-31 22:02:04,661 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:02:04,662 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-31 22:02:04,662 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:02:04,669 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:02:04,669 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:02:04,670 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:02:04,670 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:02:04,670 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-31 22:02:04,671 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-31 22:02:04,671 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-31 22:02:04,671 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:02:04,672 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:02:04,672 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:02:04,672 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:02:04,673 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 22:02:04,673 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:02:04,673 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:02:04,674 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:02:04,674 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:02:04,675 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:02:04,676 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:02:04,677 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 22:02:04,677 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:02:04,677 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:02:04,677 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:02:04,678 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:02:04,678 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9258c1c9-46a8-46ef-b290-1ac68e263260/bin/uautomizer-verify-4GaUIPS5ZU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9258c1c9-46a8-46ef-b290-1ac68e263260/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e972d7fe67c03faae458b4aeefde235726c38e34da23998883d4b544999b0f51 [2024-10-31 22:02:04,997 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:02:05,053 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:02:05,056 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:02:05,061 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:02:05,062 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:02:05,063 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9258c1c9-46a8-46ef-b290-1ac68e263260/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/recursified_nla-digbench/recursified_lcm1.c Unable to find full path for "g++" [2024-10-31 22:02:07,100 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:02:07,286 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:02:07,287 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9258c1c9-46a8-46ef-b290-1ac68e263260/sv-benchmarks/c/recursified_nla-digbench/recursified_lcm1.c [2024-10-31 22:02:07,295 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9258c1c9-46a8-46ef-b290-1ac68e263260/bin/uautomizer-verify-4GaUIPS5ZU/data/f28765b45/1d9f98e9b19e47d09a97da9775e4115e/FLAGfd6c10601 [2024-10-31 22:02:07,677 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9258c1c9-46a8-46ef-b290-1ac68e263260/bin/uautomizer-verify-4GaUIPS5ZU/data/f28765b45/1d9f98e9b19e47d09a97da9775e4115e [2024-10-31 22:02:07,680 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:02:07,682 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:02:07,699 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:02:07,702 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:02:07,720 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:02:07,721 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:02:07" (1/1) ... [2024-10-31 22:02:07,724 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20a9342e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:02:07, skipping insertion in model container [2024-10-31 22:02:07,724 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:02:07" (1/1) ... [2024-10-31 22:02:07,773 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:02:07,996 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:02:08,008 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:02:08,037 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:02:08,056 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:02:08,056 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:02:08 WrapperNode [2024-10-31 22:02:08,056 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:02:08,058 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:02:08,058 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:02:08,058 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:02:08,066 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:02:08" (1/1) ... [2024-10-31 22:02:08,077 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:02:08" (1/1) ... [2024-10-31 22:02:08,110 INFO L138 Inliner]: procedures = 18, calls = 105, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 101 [2024-10-31 22:02:08,113 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:02:08,114 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:02:08,114 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:02:08,114 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:02:08,126 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:02:08" (1/1) ... [2024-10-31 22:02:08,127 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:02:08" (1/1) ... [2024-10-31 22:02:08,130 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:02:08" (1/1) ... [2024-10-31 22:02:08,173 INFO L175 MemorySlicer]: Split 66 memory accesses to 8 slices as follows [9, 2, 8, 7, 8, 8, 11, 13]. 20 percent of accesses are in the largest equivalence class. The 9 initializations are split as follows [0, 2, 0, 7, 0, 0, 0, 0]. The 10 writes are split as follows [1, 0, 1, 0, 2, 2, 2, 2]. [2024-10-31 22:02:08,174 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:02:08" (1/1) ... [2024-10-31 22:02:08,174 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:02:08" (1/1) ... [2024-10-31 22:02:08,188 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:02:08" (1/1) ... [2024-10-31 22:02:08,195 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:02:08" (1/1) ... [2024-10-31 22:02:08,200 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:02:08" (1/1) ... [2024-10-31 22:02:08,201 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:02:08" (1/1) ... [2024-10-31 22:02:08,205 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:02:08,206 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:02:08,206 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:02:08,206 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:02:08,207 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:02:08" (1/1) ... [2024-10-31 22:02:08,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:02:08,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9258c1c9-46a8-46ef-b290-1ac68e263260/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:02:08,249 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9258c1c9-46a8-46ef-b290-1ac68e263260/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:02:08,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9258c1c9-46a8-46ef-b290-1ac68e263260/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:02:08,288 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:02:08,289 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_35_to_38_0 [2024-10-31 22:02:08,289 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_35_to_38_0 [2024-10-31 22:02:08,289 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_48_to_53_0 [2024-10-31 22:02:08,290 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_48_to_53_0 [2024-10-31 22:02:08,290 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-31 22:02:08,290 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-31 22:02:08,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-31 22:02:08,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-31 22:02:08,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-31 22:02:08,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-31 22:02:08,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-31 22:02:08,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-31 22:02:08,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-31 22:02:08,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-31 22:02:08,295 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_40_to_45_0 [2024-10-31 22:02:08,295 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_40_to_45_0 [2024-10-31 22:02:08,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-31 22:02:08,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-31 22:02:08,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-31 22:02:08,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-31 22:02:08,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-31 22:02:08,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-31 22:02:08,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-31 22:02:08,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-31 22:02:08,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-31 22:02:08,298 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:02:08,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:02:08,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-31 22:02:08,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-31 22:02:08,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-31 22:02:08,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-31 22:02:08,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-31 22:02:08,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-31 22:02:08,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-31 22:02:08,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-31 22:02:08,299 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-31 22:02:08,299 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-31 22:02:08,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-31 22:02:08,483 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:02:08,486 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:02:08,894 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-10-31 22:02:08,894 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:02:08,915 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:02:08,918 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-10-31 22:02:08,919 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:02:08 BoogieIcfgContainer [2024-10-31 22:02:08,919 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:02:08,921 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:02:08,921 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:02:08,924 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:02:08,925 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:02:07" (1/3) ... [2024-10-31 22:02:08,925 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cb90b36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:02:08, skipping insertion in model container [2024-10-31 22:02:08,925 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:02:08" (2/3) ... [2024-10-31 22:02:08,926 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cb90b36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:02:08, skipping insertion in model container [2024-10-31 22:02:08,926 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:02:08" (3/3) ... [2024-10-31 22:02:08,927 INFO L112 eAbstractionObserver]: Analyzing ICFG recursified_lcm1.c [2024-10-31 22:02:08,943 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:02:08,943 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2024-10-31 22:02:08,944 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cb90b36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.10 10:02:08, skipping insertion in model container [2024-10-31 22:02:08,944 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-31 22:02:08,945 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-31 22:02:08,945 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-31 22:02:08,945 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-31 22:02:08,946 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:02:08" (3/3) ... [2024-10-31 22:02:08,949 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-10-31 22:02:08,952 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure func_to_recursive_line_35_to_38_0 [2024-10-31 22:02:08,952 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure func_to_recursive_line_48_to_53_0 [2024-10-31 22:02:08,952 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-10-31 22:02:08,953 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-10-31 22:02:08,953 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure func_to_recursive_line_40_to_45_0 [2024-10-31 22:02:08,958 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 34 nodes and edges [2024-10-31 22:02:08,959 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-10-31 22:02:08,959 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-10-31 22:02:08,959 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-10-31 22:02:08,960 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-10-31 22:02:09,087 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9258c1c9-46a8-46ef-b290-1ac68e263260/bin/uautomizer-verify-4GaUIPS5ZU/witness.graphml [2024-10-31 22:02:09,088 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9258c1c9-46a8-46ef-b290-1ac68e263260/bin/uautomizer-verify-4GaUIPS5ZU/witness.yml [2024-10-31 22:02:09,088 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-31 22:02:09,090 INFO L158 Benchmark]: Toolchain (without parser) took 1407.38ms. Allocated memory was 117.4MB in the beginning and 157.3MB in the end (delta: 39.8MB). Free memory was 55.4MB in the beginning and 79.0MB in the end (delta: -23.6MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. [2024-10-31 22:02:09,090 INFO L158 Benchmark]: CDTParser took 1.23ms. Allocated memory is still 117.4MB. Free memory is still 91.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:02:09,090 INFO L158 Benchmark]: CACSL2BoogieTranslator took 357.85ms. Allocated memory is still 157.3MB. Free memory was 129.3MB in the beginning and 115.7MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-10-31 22:02:09,091 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.34ms. Allocated memory is still 157.3MB. Free memory was 115.7MB in the beginning and 113.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-31 22:02:09,091 INFO L158 Benchmark]: Boogie Preprocessor took 91.47ms. Allocated memory is still 157.3MB. Free memory was 113.6MB in the beginning and 111.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-31 22:02:09,091 INFO L158 Benchmark]: RCFGBuilder took 713.23ms. Allocated memory is still 157.3MB. Free memory was 111.0MB in the beginning and 87.9MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-10-31 22:02:09,092 INFO L158 Benchmark]: TraceAbstraction took 23.26ms. Allocated memory is still 157.3MB. Free memory was 87.4MB in the beginning and 85.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-31 22:02:09,092 INFO L158 Benchmark]: Witness Printer took 143.17ms. Allocated memory is still 157.3MB. Free memory was 85.3MB in the beginning and 79.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-10-31 22:02:09,095 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.23ms. Allocated memory is still 117.4MB. Free memory is still 91.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 357.85ms. Allocated memory is still 157.3MB. Free memory was 129.3MB in the beginning and 115.7MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.34ms. Allocated memory is still 157.3MB. Free memory was 115.7MB in the beginning and 113.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 91.47ms. Allocated memory is still 157.3MB. Free memory was 113.6MB in the beginning and 111.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 713.23ms. Allocated memory is still 157.3MB. Free memory was 111.0MB in the beginning and 87.9MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * TraceAbstraction took 23.26ms. Allocated memory is still 157.3MB. Free memory was 87.4MB in the beginning and 85.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 143.17ms. Allocated memory is still 157.3MB. Free memory was 85.3MB in the beginning and 79.0MB in the end (delta: 6.3MB). 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! [2024-10-31 22:02:09,125 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9258c1c9-46a8-46ef-b290-1ac68e263260/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE