./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-zilu/benchmark02_linear_abstracted.i --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_8b7b3051-ef48-4f47-a04c-5d0f8621a03d/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b7b3051-ef48-4f47-a04c-5d0f8621a03d/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_8b7b3051-ef48-4f47-a04c-5d0f8621a03d/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b7b3051-ef48-4f47-a04c-5d0f8621a03d/bin/uautomizer-TMbwUNV5ro/config/AutomizerReach.xml -i ../../sv-benchmarks/c/loop-zilu/benchmark02_linear_abstracted.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b7b3051-ef48-4f47-a04c-5d0f8621a03d/bin/uautomizer-TMbwUNV5ro/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b7b3051-ef48-4f47-a04c-5d0f8621a03d/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 32bit --witnessprinter.graph.data.programhash 34a6ac0ae0ce2a1c52f2cb4ae9d4f0c1b839747b10af516fd9266f613d6dd593 --- 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 20:39:42,216 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 20:39:42,218 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 20:39:42,251 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 20:39:42,252 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 20:39:42,258 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 20:39:42,260 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 20:39:42,261 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 20:39:42,263 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 20:39:42,264 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 20:39:42,265 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 20:39:42,267 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 20:39:42,267 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 20:39:42,268 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 20:39:42,270 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 20:39:42,274 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 20:39:42,276 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 20:39:42,285 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 20:39:42,288 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 20:39:42,296 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 20:39:42,298 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 20:39:42,303 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 20:39:42,304 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 20:39:42,305 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 20:39:42,309 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 20:39:42,310 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 20:39:42,310 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 20:39:42,313 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 20:39:42,314 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 20:39:42,315 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 20:39:42,316 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 20:39:42,318 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 20:39:42,320 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 20:39:42,322 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 20:39:42,323 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 20:39:42,324 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 20:39:42,325 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 20:39:42,325 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 20:39:42,325 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 20:39:42,326 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 20:39:42,327 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 20:39:42,328 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b7b3051-ef48-4f47-a04c-5d0f8621a03d/bin/uautomizer-TMbwUNV5ro/config/svcomp-Overflow-32bit-Automizer_Default.epf [2022-11-18 20:39:42,383 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 20:39:42,387 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 20:39:42,388 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 20:39:42,388 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 20:39:42,389 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 20:39:42,389 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 20:39:42,390 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 20:39:42,390 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 20:39:42,391 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 20:39:42,391 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 20:39:42,392 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-18 20:39:42,393 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 20:39:42,393 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 20:39:42,393 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-18 20:39:42,394 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 20:39:42,394 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 20:39:42,394 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 20:39:42,394 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 20:39:42,395 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-18 20:39:42,395 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-18 20:39:42,395 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 20:39:42,396 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 20:39:42,396 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 20:39:42,396 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 20:39:42,396 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 20:39:42,397 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 20:39:42,397 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 20:39:42,397 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 20:39:42,398 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 20:39:42,398 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 20:39:42,398 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 20:39:42,399 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 20:39:42,399 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 20:39:42,399 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 20:39:42,400 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 20:39:42,400 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_8b7b3051-ef48-4f47-a04c-5d0f8621a03d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b7b3051-ef48-4f47-a04c-5d0f8621a03d/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 34a6ac0ae0ce2a1c52f2cb4ae9d4f0c1b839747b10af516fd9266f613d6dd593 [2022-11-18 20:39:42,801 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 20:39:42,829 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 20:39:42,832 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 20:39:42,834 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 20:39:42,835 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 20:39:42,837 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b7b3051-ef48-4f47-a04c-5d0f8621a03d/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/loop-zilu/benchmark02_linear_abstracted.i [2022-11-18 20:39:42,927 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b7b3051-ef48-4f47-a04c-5d0f8621a03d/bin/uautomizer-TMbwUNV5ro/data/9d3f3f1e2/ea4429d7d7694c22be15439f09593d6d/FLAGcfea2dbaa [2022-11-18 20:39:43,478 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 20:39:43,479 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b7b3051-ef48-4f47-a04c-5d0f8621a03d/sv-benchmarks/c/loop-zilu/benchmark02_linear_abstracted.i [2022-11-18 20:39:43,488 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b7b3051-ef48-4f47-a04c-5d0f8621a03d/bin/uautomizer-TMbwUNV5ro/data/9d3f3f1e2/ea4429d7d7694c22be15439f09593d6d/FLAGcfea2dbaa [2022-11-18 20:39:43,850 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b7b3051-ef48-4f47-a04c-5d0f8621a03d/bin/uautomizer-TMbwUNV5ro/data/9d3f3f1e2/ea4429d7d7694c22be15439f09593d6d [2022-11-18 20:39:43,855 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 20:39:43,859 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 20:39:43,861 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 20:39:43,862 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 20:39:43,867 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 20:39:43,868 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:39:43" (1/1) ... [2022-11-18 20:39:43,870 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a615d06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:39:43, skipping insertion in model container [2022-11-18 20:39:43,871 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:39:43" (1/1) ... [2022-11-18 20:39:43,881 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 20:39:43,901 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 20:39:44,177 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b7b3051-ef48-4f47-a04c-5d0f8621a03d/sv-benchmarks/c/loop-zilu/benchmark02_linear_abstracted.i[904,917] [2022-11-18 20:39:44,185 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:39:44,196 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 20:39:44,212 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b7b3051-ef48-4f47-a04c-5d0f8621a03d/sv-benchmarks/c/loop-zilu/benchmark02_linear_abstracted.i[904,917] [2022-11-18 20:39:44,216 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:39:44,233 INFO L208 MainTranslator]: Completed translation [2022-11-18 20:39:44,234 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:39:44 WrapperNode [2022-11-18 20:39:44,234 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 20:39:44,235 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 20:39:44,236 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 20:39:44,236 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 20:39:44,246 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:39:44" (1/1) ... [2022-11-18 20:39:44,257 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:39:44" (1/1) ... [2022-11-18 20:39:44,280 INFO L138 Inliner]: procedures = 16, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 34 [2022-11-18 20:39:44,281 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 20:39:44,282 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 20:39:44,282 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 20:39:44,283 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 20:39:44,293 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:39:44" (1/1) ... [2022-11-18 20:39:44,294 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:39:44" (1/1) ... [2022-11-18 20:39:44,297 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:39:44" (1/1) ... [2022-11-18 20:39:44,298 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:39:44" (1/1) ... [2022-11-18 20:39:44,309 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:39:44" (1/1) ... [2022-11-18 20:39:44,314 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:39:44" (1/1) ... [2022-11-18 20:39:44,316 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:39:44" (1/1) ... [2022-11-18 20:39:44,317 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:39:44" (1/1) ... [2022-11-18 20:39:44,327 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 20:39:44,328 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 20:39:44,329 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 20:39:44,329 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 20:39:44,331 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:39:44" (1/1) ... [2022-11-18 20:39:44,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 20:39:44,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b7b3051-ef48-4f47-a04c-5d0f8621a03d/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:39:44,373 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b7b3051-ef48-4f47-a04c-5d0f8621a03d/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 20:39:44,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b7b3051-ef48-4f47-a04c-5d0f8621a03d/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 20:39:44,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 20:39:44,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-18 20:39:44,429 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 20:39:44,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 20:39:44,521 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 20:39:44,523 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 20:39:44,703 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 20:39:44,722 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 20:39:44,722 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-18 20:39:44,724 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:39:44 BoogieIcfgContainer [2022-11-18 20:39:44,724 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 20:39:44,727 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 20:39:44,728 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 20:39:44,732 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 20:39:44,732 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 08:39:43" (1/3) ... [2022-11-18 20:39:44,733 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@597f9473 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:39:44, skipping insertion in model container [2022-11-18 20:39:44,733 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:39:44" (2/3) ... [2022-11-18 20:39:44,734 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@597f9473 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:39:44, skipping insertion in model container [2022-11-18 20:39:44,734 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:39:44" (3/3) ... [2022-11-18 20:39:44,735 INFO L112 eAbstractionObserver]: Analyzing ICFG benchmark02_linear_abstracted.i [2022-11-18 20:39:44,757 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 20:39:44,757 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-18 20:39:44,758 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@597f9473 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 08:39:44, skipping insertion in model container [2022-11-18 20:39:44,758 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-18 20:39:44,759 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-18 20:39:44,759 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-18 20:39:44,760 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-18 20:39:44,760 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:39:44" (3/3) ... [2022-11-18 20:39:44,764 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-18 20:39:44,776 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2022-11-18 20:39:44,777 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-18 20:39:44,777 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-18 20:39:44,777 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-18 20:39:44,822 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b7b3051-ef48-4f47-a04c-5d0f8621a03d/bin/uautomizer-TMbwUNV5ro/witness.graphml [2022-11-18 20:39:44,822 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-18 20:39:44,824 INFO L158 Benchmark]: Toolchain (without parser) took 964.56ms. Allocated memory is still 117.4MB. Free memory was 75.9MB in the beginning and 75.4MB in the end (delta: 585.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 20:39:44,825 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 117.4MB. Free memory is still 92.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 20:39:44,826 INFO L158 Benchmark]: CACSL2BoogieTranslator took 373.11ms. Allocated memory is still 117.4MB. Free memory was 75.8MB in the beginning and 92.4MB in the end (delta: -16.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-18 20:39:44,826 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.74ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 91.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 20:39:44,827 INFO L158 Benchmark]: Boogie Preprocessor took 45.11ms. Allocated memory is still 117.4MB. Free memory was 91.0MB in the beginning and 89.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 20:39:44,828 INFO L158 Benchmark]: RCFGBuilder took 396.53ms. Allocated memory is still 117.4MB. Free memory was 89.9MB in the beginning and 80.6MB in the end (delta: 9.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-18 20:39:44,829 INFO L158 Benchmark]: TraceAbstraction took 31.13ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 78.0MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 20:39:44,829 INFO L158 Benchmark]: Witness Printer took 63.24ms. Allocated memory is still 117.4MB. Free memory was 77.6MB in the beginning and 75.4MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 20:39:44,833 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 117.4MB. Free memory is still 92.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 373.11ms. Allocated memory is still 117.4MB. Free memory was 75.8MB in the beginning and 92.4MB in the end (delta: -16.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.74ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 91.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.11ms. Allocated memory is still 117.4MB. Free memory was 91.0MB in the beginning and 89.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 396.53ms. Allocated memory is still 117.4MB. Free memory was 89.9MB in the beginning and 80.6MB in the end (delta: 9.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 31.13ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 78.0MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 63.24ms. Allocated memory is still 117.4MB. Free memory was 77.6MB in the beginning and 75.4MB in the end (delta: 2.3MB). 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 20:39:44,864 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b7b3051-ef48-4f47-a04c-5d0f8621a03d/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