./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted/4BitCounterPointer.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 8393723b 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_f431b1fb-ffe8-460c-93ae-7ae56d9e3132/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f431b1fb-ffe8-460c-93ae-7ae56d9e3132/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f431b1fb-ffe8-460c-93ae-7ae56d9e3132/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f431b1fb-ffe8-460c-93ae-7ae56d9e3132/bin/uautomizer-TMbwUNV5ro/config/AutomizerReach.xml -i ../../sv-benchmarks/c/termination-crafted/4BitCounterPointer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f431b1fb-ffe8-460c-93ae-7ae56d9e3132/bin/uautomizer-TMbwUNV5ro/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f431b1fb-ffe8-460c-93ae-7ae56d9e3132/bin/uautomizer-TMbwUNV5ro --witnessprinter.witness.filename witness.graphml --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 64bit --witnessprinter.graph.data.programhash 7e6a17b7d4143542ba439290f9741c160a8cb32cc90a0cc2a238a67702990ba0 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-18 19:38:55,130 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 19:38:55,132 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 19:38:55,159 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 19:38:55,159 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 19:38:55,160 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 19:38:55,162 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 19:38:55,171 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 19:38:55,174 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 19:38:55,182 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 19:38:55,184 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 19:38:55,186 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 19:38:55,187 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 19:38:55,190 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 19:38:55,192 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 19:38:55,193 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 19:38:55,194 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 19:38:55,195 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 19:38:55,197 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 19:38:55,199 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 19:38:55,200 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 19:38:55,203 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 19:38:55,208 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 19:38:55,209 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 19:38:55,219 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 19:38:55,220 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 19:38:55,220 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 19:38:55,222 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 19:38:55,223 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 19:38:55,224 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 19:38:55,225 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 19:38:55,226 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 19:38:55,228 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 19:38:55,230 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 19:38:55,231 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 19:38:55,231 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 19:38:55,232 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 19:38:55,232 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 19:38:55,233 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 19:38:55,234 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 19:38:55,235 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 19:38:55,235 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f431b1fb-ffe8-460c-93ae-7ae56d9e3132/bin/uautomizer-TMbwUNV5ro/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-11-18 19:38:55,279 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 19:38:55,279 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 19:38:55,280 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 19:38:55,280 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 19:38:55,281 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 19:38:55,281 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 19:38:55,282 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 19:38:55,282 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 19:38:55,282 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 19:38:55,283 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 19:38:55,284 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 19:38:55,284 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 19:38:55,284 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 19:38:55,284 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 19:38:55,284 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 19:38:55,285 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 19:38:55,285 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-18 19:38:55,285 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 19:38:55,285 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 19:38:55,285 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 19:38:55,286 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 19:38:55,286 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 19:38:55,286 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 19:38:55,286 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 19:38:55,286 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 19:38:55,287 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 19:38:55,287 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 19:38:55,287 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 19:38:55,287 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 19:38:55,287 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 19:38:55,287 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 19:38:55,288 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 19:38:55,288 INFO L138 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_f431b1fb-ffe8-460c-93ae-7ae56d9e3132/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f431b1fb-ffe8-460c-93ae-7ae56d9e3132/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e6a17b7d4143542ba439290f9741c160a8cb32cc90a0cc2a238a67702990ba0 [2022-11-18 19:38:55,601 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 19:38:55,623 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 19:38:55,626 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 19:38:55,627 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 19:38:55,628 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 19:38:55,629 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f431b1fb-ffe8-460c-93ae-7ae56d9e3132/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/termination-crafted/4BitCounterPointer.c [2022-11-18 19:38:55,697 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f431b1fb-ffe8-460c-93ae-7ae56d9e3132/bin/uautomizer-TMbwUNV5ro/data/addb03186/d456dc03543b4a0dbb98888a00a5f777/FLAG53197eb1e [2022-11-18 19:38:56,186 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 19:38:56,187 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f431b1fb-ffe8-460c-93ae-7ae56d9e3132/sv-benchmarks/c/termination-crafted/4BitCounterPointer.c [2022-11-18 19:38:56,194 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f431b1fb-ffe8-460c-93ae-7ae56d9e3132/bin/uautomizer-TMbwUNV5ro/data/addb03186/d456dc03543b4a0dbb98888a00a5f777/FLAG53197eb1e [2022-11-18 19:38:56,560 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f431b1fb-ffe8-460c-93ae-7ae56d9e3132/bin/uautomizer-TMbwUNV5ro/data/addb03186/d456dc03543b4a0dbb98888a00a5f777 [2022-11-18 19:38:56,562 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 19:38:56,564 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 19:38:56,565 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 19:38:56,566 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 19:38:56,569 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 19:38:56,570 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:38:56" (1/1) ... [2022-11-18 19:38:56,571 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24e32779 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:38:56, skipping insertion in model container [2022-11-18 19:38:56,572 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:38:56" (1/1) ... [2022-11-18 19:38:56,579 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 19:38:56,593 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 19:38:56,807 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 19:38:56,820 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 19:38:56,840 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 19:38:56,854 INFO L208 MainTranslator]: Completed translation [2022-11-18 19:38:56,855 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:38:56 WrapperNode [2022-11-18 19:38:56,855 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 19:38:56,858 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 19:38:56,858 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 19:38:56,858 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 19:38:56,867 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:38:56" (1/1) ... [2022-11-18 19:38:56,876 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:38:56" (1/1) ... [2022-11-18 19:38:56,900 INFO L138 Inliner]: procedures = 7, calls = 29, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 61 [2022-11-18 19:38:56,901 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 19:38:56,904 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 19:38:56,904 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 19:38:56,904 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 19:38:56,913 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:38:56" (1/1) ... [2022-11-18 19:38:56,914 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:38:56" (1/1) ... [2022-11-18 19:38:56,916 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:38:56" (1/1) ... [2022-11-18 19:38:56,916 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:38:56" (1/1) ... [2022-11-18 19:38:56,919 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:38:56" (1/1) ... [2022-11-18 19:38:56,923 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:38:56" (1/1) ... [2022-11-18 19:38:56,924 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:38:56" (1/1) ... [2022-11-18 19:38:56,925 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:38:56" (1/1) ... [2022-11-18 19:38:56,926 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 19:38:56,927 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 19:38:56,927 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 19:38:56,928 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 19:38:56,928 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:38:56" (1/1) ... [2022-11-18 19:38:56,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 19:38:56,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f431b1fb-ffe8-460c-93ae-7ae56d9e3132/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:38:56,970 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f431b1fb-ffe8-460c-93ae-7ae56d9e3132/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 19:38:56,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f431b1fb-ffe8-460c-93ae-7ae56d9e3132/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 19:38:57,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-18 19:38:57,020 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 19:38:57,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 19:38:57,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-18 19:38:57,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-18 19:38:57,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-18 19:38:57,102 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 19:38:57,105 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 19:38:57,277 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 19:38:57,297 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 19:38:57,298 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-18 19:38:57,299 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:38:57 BoogieIcfgContainer [2022-11-18 19:38:57,300 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 19:38:57,302 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 19:38:57,302 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 19:38:57,305 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 19:38:57,305 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 07:38:56" (1/3) ... [2022-11-18 19:38:57,306 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57805d97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 07:38:57, skipping insertion in model container [2022-11-18 19:38:57,306 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:38:56" (2/3) ... [2022-11-18 19:38:57,307 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57805d97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 07:38:57, skipping insertion in model container [2022-11-18 19:38:57,307 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:38:57" (3/3) ... [2022-11-18 19:38:57,308 INFO L112 eAbstractionObserver]: Analyzing ICFG 4BitCounterPointer.c [2022-11-18 19:38:57,330 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 19:38:57,330 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-18 19:38:57,332 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57805d97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 07:38:57, skipping insertion in model container [2022-11-18 19:38:57,332 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-18 19:38:57,333 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-18 19:38:57,333 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-18 19:38:57,334 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-18 19:38:57,334 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:38:57" (3/3) ... [2022-11-18 19:38:57,338 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-18 19:38:57,355 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-11-18 19:38:57,356 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-18 19:38:57,356 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-18 19:38:57,357 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-18 19:38:57,413 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f431b1fb-ffe8-460c-93ae-7ae56d9e3132/bin/uautomizer-TMbwUNV5ro/witness.graphml [2022-11-18 19:38:57,413 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-18 19:38:57,416 INFO L158 Benchmark]: Toolchain (without parser) took 850.84ms. Allocated memory is still 121.6MB. Free memory was 83.6MB in the beginning and 76.9MB in the end (delta: 6.7MB). Peak memory consumption was 3.9MB. Max. memory is 16.1GB. [2022-11-18 19:38:57,417 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 121.6MB. Free memory is still 99.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 19:38:57,417 INFO L158 Benchmark]: CACSL2BoogieTranslator took 291.73ms. Allocated memory is still 121.6MB. Free memory was 83.4MB in the beginning and 96.2MB in the end (delta: -12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-18 19:38:57,418 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.51ms. Allocated memory is still 121.6MB. Free memory was 96.2MB in the beginning and 94.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 19:38:57,418 INFO L158 Benchmark]: Boogie Preprocessor took 22.91ms. Allocated memory is still 121.6MB. Free memory was 94.7MB in the beginning and 93.7MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 19:38:57,418 INFO L158 Benchmark]: RCFGBuilder took 372.60ms. Allocated memory is still 121.6MB. Free memory was 93.7MB in the beginning and 82.7MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-18 19:38:57,419 INFO L158 Benchmark]: TraceAbstraction took 30.64ms. Allocated memory is still 121.6MB. Free memory was 81.6MB in the beginning and 79.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 19:38:57,419 INFO L158 Benchmark]: Witness Printer took 80.34ms. Allocated memory is still 121.6MB. Free memory was 79.4MB in the beginning and 76.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 19:38:57,422 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 121.6MB. Free memory is still 99.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 291.73ms. Allocated memory is still 121.6MB. Free memory was 83.4MB in the beginning and 96.2MB in the end (delta: -12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.51ms. Allocated memory is still 121.6MB. Free memory was 96.2MB in the beginning and 94.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.91ms. Allocated memory is still 121.6MB. Free memory was 94.7MB in the beginning and 93.7MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 372.60ms. Allocated memory is still 121.6MB. Free memory was 93.7MB in the beginning and 82.7MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 30.64ms. Allocated memory is still 121.6MB. Free memory was 81.6MB in the beginning and 79.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 80.34ms. Allocated memory is still 121.6MB. Free memory was 79.4MB in the beginning and 76.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. 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! [2022-11-18 19:38:57,449 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f431b1fb-ffe8-460c-93ae-7ae56d9e3132/bin/uautomizer-TMbwUNV5ro/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