./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-regression/test_union_cast-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_712e58dd-e4dc-42a0-b402-7686b7bc34cd/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712e58dd-e4dc-42a0-b402-7686b7bc34cd/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712e58dd-e4dc-42a0-b402-7686b7bc34cd/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712e58dd-e4dc-42a0-b402-7686b7bc34cd/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-regression/test_union_cast-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712e58dd-e4dc-42a0-b402-7686b7bc34cd/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712e58dd-e4dc-42a0-b402-7686b7bc34cd/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 06d8e972fd3570f0a6f863e33caed64af1841db41ea5253d322a4e84273bf524 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:30:56,252 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:30:56,318 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712e58dd-e4dc-42a0-b402-7686b7bc34cd/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 03:30:56,323 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:30:56,323 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:30:56,347 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:30:56,348 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:30:56,348 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:30:56,349 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:30:56,349 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:30:56,350 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:30:56,351 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:30:56,351 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:30:56,352 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:30:56,352 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:30:56,352 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:30:56,353 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:30:56,353 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:30:56,354 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:30:56,354 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:30:56,355 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:30:56,356 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:30:56,356 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:30:56,356 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:30:56,357 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:30:56,357 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:30:56,358 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:30:56,358 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:30:56,359 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:30:56,359 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:30:56,359 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:30:56,360 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:30:56,360 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:30:56,361 INFO L153 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_712e58dd-e4dc-42a0-b402-7686b7bc34cd/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712e58dd-e4dc-42a0-b402-7686b7bc34cd/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 06d8e972fd3570f0a6f863e33caed64af1841db41ea5253d322a4e84273bf524 [2023-12-03 03:30:56,593 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:30:56,615 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:30:56,618 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:30:56,620 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:30:56,620 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:30:56,621 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712e58dd-e4dc-42a0-b402-7686b7bc34cd/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/ldv-regression/test_union_cast-1.i [2023-12-03 03:30:59,398 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:30:59,578 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:30:59,578 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712e58dd-e4dc-42a0-b402-7686b7bc34cd/sv-benchmarks/c/ldv-regression/test_union_cast-1.i [2023-12-03 03:30:59,584 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712e58dd-e4dc-42a0-b402-7686b7bc34cd/bin/ukojak-verify-Qdu7aM0XO9/data/ff56b87be/0f61174b8fce4183bcd1e9b58594843e/FLAGfcc67cc97 [2023-12-03 03:30:59,595 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712e58dd-e4dc-42a0-b402-7686b7bc34cd/bin/ukojak-verify-Qdu7aM0XO9/data/ff56b87be/0f61174b8fce4183bcd1e9b58594843e [2023-12-03 03:30:59,597 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:30:59,598 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:30:59,599 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:30:59,599 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:30:59,603 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:30:59,604 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:30:59" (1/1) ... [2023-12-03 03:30:59,605 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6dc2469d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:30:59, skipping insertion in model container [2023-12-03 03:30:59,605 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:30:59" (1/1) ... [2023-12-03 03:30:59,625 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:30:59,751 WARN L240 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_712e58dd-e4dc-42a0-b402-7686b7bc34cd/sv-benchmarks/c/ldv-regression/test_union_cast-1.i[817,830] [2023-12-03 03:30:59,763 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:30:59,774 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:30:59,784 WARN L240 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_712e58dd-e4dc-42a0-b402-7686b7bc34cd/sv-benchmarks/c/ldv-regression/test_union_cast-1.i[817,830] [2023-12-03 03:30:59,789 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:30:59,805 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:30:59,805 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:30:59 WrapperNode [2023-12-03 03:30:59,806 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:30:59,807 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:30:59,807 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:30:59,807 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:30:59,815 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:30:59" (1/1) ... [2023-12-03 03:30:59,822 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:30:59" (1/1) ... [2023-12-03 03:30:59,835 INFO L138 Inliner]: procedures = 17, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 27 [2023-12-03 03:30:59,836 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:30:59,837 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:30:59,837 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:30:59,837 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:30:59,845 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:30:59" (1/1) ... [2023-12-03 03:30:59,846 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:30:59" (1/1) ... [2023-12-03 03:30:59,847 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:30:59" (1/1) ... [2023-12-03 03:30:59,848 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:30:59" (1/1) ... [2023-12-03 03:30:59,852 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:30:59" (1/1) ... [2023-12-03 03:30:59,854 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:30:59" (1/1) ... [2023-12-03 03:30:59,855 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:30:59" (1/1) ... [2023-12-03 03:30:59,856 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:30:59" (1/1) ... [2023-12-03 03:30:59,857 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:30:59,858 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:30:59,858 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:30:59,859 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:30:59,859 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:30:59" (1/1) ... [2023-12-03 03:30:59,864 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:30:59,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712e58dd-e4dc-42a0-b402-7686b7bc34cd/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:30:59,889 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712e58dd-e4dc-42a0-b402-7686b7bc34cd/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:30:59,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712e58dd-e4dc-42a0-b402-7686b7bc34cd/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:30:59,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:30:59,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:30:59,930 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:30:59,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 03:30:59,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-12-03 03:30:59,930 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:30:59,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:30:59,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 03:30:59,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:31:00,014 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:31:00,017 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:31:00,113 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:31:00,144 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:31:00,144 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 03:31:00,146 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:31:00 BoogieIcfgContainer [2023-12-03 03:31:00,146 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:31:00,147 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:31:00,148 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:31:00,156 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:31:00,156 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:31:00" (1/1) ... [2023-12-03 03:31:00,164 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:31:00,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:31:00,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2023-12-03 03:31:00,221 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2023-12-03 03:31:00,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 03:31:00,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:31:00,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:31:00,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:31:00,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:31:00,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:31:00,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 4 states and 3 transitions. [2023-12-03 03:31:00,668 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 3 transitions. [2023-12-03 03:31:00,668 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 03:31:00,669 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2023-12-03 03:31:00,679 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-12-03 03:31:00,689 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 03:31:00,694 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 03:31:00 ImpRootNode [2023-12-03 03:31:00,694 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 03:31:00,695 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 03:31:00,695 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 03:31:00,695 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 03:31:00,696 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:31:00" (3/4) ... [2023-12-03 03:31:00,698 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-03 03:31:00,707 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2023-12-03 03:31:00,707 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-12-03 03:31:00,708 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-12-03 03:31:00,708 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 03:31:00,796 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712e58dd-e4dc-42a0-b402-7686b7bc34cd/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 03:31:00,796 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712e58dd-e4dc-42a0-b402-7686b7bc34cd/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-03 03:31:00,796 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 03:31:00,797 INFO L158 Benchmark]: Toolchain (without parser) took 1198.72ms. Allocated memory is still 148.9MB. Free memory was 110.7MB in the beginning and 59.8MB in the end (delta: 50.8MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2023-12-03 03:31:00,798 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 148.9MB. Free memory is still 122.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:31:00,798 INFO L158 Benchmark]: CACSL2BoogieTranslator took 206.60ms. Allocated memory is still 148.9MB. Free memory was 110.7MB in the beginning and 100.2MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 03:31:00,799 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.33ms. Allocated memory is still 148.9MB. Free memory was 100.2MB in the beginning and 98.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:31:00,800 INFO L158 Benchmark]: Boogie Preprocessor took 21.00ms. Allocated memory is still 148.9MB. Free memory was 98.6MB in the beginning and 97.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:31:00,800 INFO L158 Benchmark]: RCFGBuilder took 288.21ms. Allocated memory is still 148.9MB. Free memory was 97.6MB in the beginning and 87.6MB in the end (delta: 10.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-03 03:31:00,801 INFO L158 Benchmark]: CodeCheck took 546.82ms. Allocated memory is still 148.9MB. Free memory was 87.6MB in the beginning and 64.0MB in the end (delta: 23.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-03 03:31:00,801 INFO L158 Benchmark]: Witness Printer took 101.60ms. Allocated memory is still 148.9MB. Free memory was 64.0MB in the beginning and 59.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 03:31:00,804 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 6 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 1 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 1 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 16 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 2 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, 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 - PositiveResult [Line: 15]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 13]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 148.9MB. Free memory is still 122.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 206.60ms. Allocated memory is still 148.9MB. Free memory was 110.7MB in the beginning and 100.2MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.33ms. Allocated memory is still 148.9MB. Free memory was 100.2MB in the beginning and 98.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.00ms. Allocated memory is still 148.9MB. Free memory was 98.6MB in the beginning and 97.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 288.21ms. Allocated memory is still 148.9MB. Free memory was 97.6MB in the beginning and 87.6MB in the end (delta: 10.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 546.82ms. Allocated memory is still 148.9MB. Free memory was 87.6MB in the beginning and 64.0MB in the end (delta: 23.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 101.60ms. Allocated memory is still 148.9MB. Free memory was 64.0MB in the beginning and 59.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-12-03 03:31:00,824 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712e58dd-e4dc-42a0-b402-7686b7bc34cd/bin/ukojak-verify-Qdu7aM0XO9/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