./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive-simple/id2_b3_o5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e86565a6-2a34-4405-b905-d9c9766a5b38/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e86565a6-2a34-4405-b905-d9c9766a5b38/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e86565a6-2a34-4405-b905-d9c9766a5b38/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e86565a6-2a34-4405-b905-d9c9766a5b38/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/id2_b3_o5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e86565a6-2a34-4405-b905-d9c9766a5b38/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e86565a6-2a34-4405-b905-d9c9766a5b38/bin/ukojak-jW3SillKbg --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bfa501ca93fc9b0e6d760bbe690b8b09cdd28cd292bfa547a39097dc8f6d3704 --- 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-b5237d8 [2022-11-21 23:23:01,316 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:23:01,319 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:23:01,363 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:23:01,363 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:23:01,367 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:23:01,370 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:23:01,373 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:23:01,375 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:23:01,381 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:23:01,383 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:23:01,385 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:23:01,385 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:23:01,388 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:23:01,389 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:23:01,391 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:23:01,393 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:23:01,394 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:23:01,395 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:23:01,402 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:23:01,403 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:23:01,405 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:23:01,407 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:23:01,408 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:23:01,418 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:23:01,418 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:23:01,419 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:23:01,421 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:23:01,421 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:23:01,422 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:23:01,423 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:23:01,424 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:23:01,426 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:23:01,427 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:23:01,428 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:23:01,428 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:23:01,429 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:23:01,429 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:23:01,439 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:23:01,440 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:23:01,441 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:23:01,442 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e86565a6-2a34-4405-b905-d9c9766a5b38/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 23:23:01,487 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:23:01,488 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:23:01,489 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:23:01,489 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:23:01,490 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:23:01,490 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:23:01,491 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:23:01,491 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 23:23:01,491 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:23:01,491 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:23:01,492 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 23:23:01,493 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:23:01,493 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:23:01,493 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:23:01,493 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:23:01,494 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:23:01,494 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 23:23:01,494 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:23:01,494 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:23:01,495 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:23:01,495 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:23:01,495 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:23:01,495 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:23:01,496 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:23:01,496 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:23:01,496 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:23:01,496 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:23:01,497 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:23:01,497 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:23:01,497 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:23:01,498 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_e86565a6-2a34-4405-b905-d9c9766a5b38/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e86565a6-2a34-4405-b905-d9c9766a5b38/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bfa501ca93fc9b0e6d760bbe690b8b09cdd28cd292bfa547a39097dc8f6d3704 [2022-11-21 23:23:01,845 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:23:01,873 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:23:01,876 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:23:01,878 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:23:01,878 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:23:01,879 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e86565a6-2a34-4405-b905-d9c9766a5b38/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/recursive-simple/id2_b3_o5.c [2022-11-21 23:23:04,861 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:23:05,105 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:23:05,105 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e86565a6-2a34-4405-b905-d9c9766a5b38/sv-benchmarks/c/recursive-simple/id2_b3_o5.c [2022-11-21 23:23:05,120 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e86565a6-2a34-4405-b905-d9c9766a5b38/bin/ukojak-jW3SillKbg/data/72d8efefc/345a2f09e4b8431fac3a1346c29b8b2e/FLAGd716c1a17 [2022-11-21 23:23:05,135 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e86565a6-2a34-4405-b905-d9c9766a5b38/bin/ukojak-jW3SillKbg/data/72d8efefc/345a2f09e4b8431fac3a1346c29b8b2e [2022-11-21 23:23:05,137 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:23:05,139 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:23:05,140 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:23:05,140 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:23:05,144 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:23:05,144 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:23:05" (1/1) ... [2022-11-21 23:23:05,146 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19ab95a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:23:05, skipping insertion in model container [2022-11-21 23:23:05,146 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:23:05" (1/1) ... [2022-11-21 23:23:05,153 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:23:05,166 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:23:05,346 WARN L237 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_e86565a6-2a34-4405-b905-d9c9766a5b38/sv-benchmarks/c/recursive-simple/id2_b3_o5.c[771,784] [2022-11-21 23:23:05,347 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:23:05,356 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:23:05,372 WARN L237 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_e86565a6-2a34-4405-b905-d9c9766a5b38/sv-benchmarks/c/recursive-simple/id2_b3_o5.c[771,784] [2022-11-21 23:23:05,372 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:23:05,385 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:23:05,386 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:23:05 WrapperNode [2022-11-21 23:23:05,386 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:23:05,387 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:23:05,387 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:23:05,387 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:23:05,393 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:23:05" (1/1) ... [2022-11-21 23:23:05,401 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:23:05" (1/1) ... [2022-11-21 23:23:05,414 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 19 [2022-11-21 23:23:05,415 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:23:05,415 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:23:05,415 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:23:05,416 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:23:05,425 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:23:05" (1/1) ... [2022-11-21 23:23:05,425 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:23:05" (1/1) ... [2022-11-21 23:23:05,426 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:23:05" (1/1) ... [2022-11-21 23:23:05,427 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:23:05" (1/1) ... [2022-11-21 23:23:05,429 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:23:05" (1/1) ... [2022-11-21 23:23:05,431 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:23:05" (1/1) ... [2022-11-21 23:23:05,432 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:23:05" (1/1) ... [2022-11-21 23:23:05,433 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:23:05" (1/1) ... [2022-11-21 23:23:05,434 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:23:05,435 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:23:05,435 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:23:05,435 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:23:05,436 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:23:05" (1/1) ... [2022-11-21 23:23:05,443 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:23:05,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e86565a6-2a34-4405-b905-d9c9766a5b38/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:23:05,472 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e86565a6-2a34-4405-b905-d9c9766a5b38/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:23:05,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e86565a6-2a34-4405-b905-d9c9766a5b38/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:23:05,516 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:23:05,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 23:23:05,516 INFO L130 BoogieDeclarations]: Found specification of procedure id2 [2022-11-21 23:23:05,517 INFO L138 BoogieDeclarations]: Found implementation of procedure id2 [2022-11-21 23:23:05,517 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:23:05,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:23:05,517 INFO L130 BoogieDeclarations]: Found specification of procedure id [2022-11-21 23:23:05,517 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2022-11-21 23:23:05,612 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:23:05,639 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:23:05,838 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:23:05,882 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:23:05,882 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 23:23:05,889 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:23:05 BoogieIcfgContainer [2022-11-21 23:23:05,903 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:23:05,904 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:23:05,904 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:23:05,914 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:23:05,924 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:23:05" (1/1) ... [2022-11-21 23:23:05,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:23:06,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:23:06,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2022-11-21 23:23:06,042 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2022-11-21 23:23:06,046 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 23:23:06,047 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 1 iterations. [2022-11-21 23:23:06,054 INFO L754 CodeCheckObserver]: All specifications hold We were not able to verify any specification because the program does not contain any specification. [2022-11-21 23:23:06,106 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 11:23:06 ImpRootNode [2022-11-21 23:23:06,106 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 23:23:06,107 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 23:23:06,107 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 23:23:06,107 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 23:23:06,107 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:23:05" (3/4) ... [2022-11-21 23:23:06,111 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 23:23:06,117 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure id2 [2022-11-21 23:23:06,123 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure id [2022-11-21 23:23:06,127 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2022-11-21 23:23:06,130 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-21 23:23:06,130 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-21 23:23:06,131 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 23:23:06,190 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e86565a6-2a34-4405-b905-d9c9766a5b38/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 23:23:06,195 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 23:23:06,196 INFO L158 Benchmark]: Toolchain (without parser) took 1057.00ms. Allocated memory is still 151.0MB. Free memory was 123.1MB in the beginning and 107.2MB in the end (delta: 15.9MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2022-11-21 23:23:06,196 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 125.8MB. Free memory is still 99.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:23:06,196 INFO L158 Benchmark]: CACSL2BoogieTranslator took 246.21ms. Allocated memory is still 151.0MB. Free memory was 122.4MB in the beginning and 112.5MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 23:23:06,197 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.85ms. Allocated memory is still 151.0MB. Free memory was 112.5MB in the beginning and 111.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:23:06,197 INFO L158 Benchmark]: Boogie Preprocessor took 19.10ms. Allocated memory is still 151.0MB. Free memory was 111.2MB in the beginning and 110.5MB in the end (delta: 700.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:23:06,198 INFO L158 Benchmark]: RCFGBuilder took 467.68ms. Allocated memory is still 151.0MB. Free memory was 109.9MB in the beginning and 115.5MB in the end (delta: -5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-21 23:23:06,198 INFO L158 Benchmark]: CodeCheck took 202.49ms. Allocated memory is still 151.0MB. Free memory was 115.5MB in the beginning and 110.6MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 23:23:06,201 INFO L158 Benchmark]: Witness Printer took 88.49ms. Allocated memory is still 151.0MB. Free memory was 110.6MB in the beginning and 107.2MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 23:23:06,204 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 16 locations, 0 error locations. Started 1 CEGAR loops. OverallTime: 0.1s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 125.8MB. Free memory is still 99.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 246.21ms. Allocated memory is still 151.0MB. Free memory was 122.4MB in the beginning and 112.5MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.85ms. Allocated memory is still 151.0MB. Free memory was 112.5MB in the beginning and 111.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.10ms. Allocated memory is still 151.0MB. Free memory was 111.2MB in the beginning and 110.5MB in the end (delta: 700.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 467.68ms. Allocated memory is still 151.0MB. Free memory was 109.9MB in the beginning and 115.5MB in the end (delta: -5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * CodeCheck took 202.49ms. Allocated memory is still 151.0MB. Free memory was 115.5MB in the beginning and 110.6MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Witness Printer took 88.49ms. Allocated memory is still 151.0MB. Free memory was 110.6MB in the beginning and 107.2MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-21 23:23:06,227 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e86565a6-2a34-4405-b905-d9c9766a5b38/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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