./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-94.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_71bf9ea8-f7a1-486e-9492-e632191b09ae/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71bf9ea8-f7a1-486e-9492-e632191b09ae/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71bf9ea8-f7a1-486e-9492-e632191b09ae/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71bf9ea8-f7a1-486e-9492-e632191b09ae/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-94.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71bf9ea8-f7a1-486e-9492-e632191b09ae/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71bf9ea8-f7a1-486e-9492-e632191b09ae/bin/ukojak-verify-afCqCEvfdi --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 daecda5a34625d8e7f3f0a930a730363a7677d8fd3b8cd0943f5f6f1bfbdafff --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:17:47,419 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:17:47,540 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71bf9ea8-f7a1-486e-9492-e632191b09ae/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:17:47,553 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:17:47,554 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:17:47,596 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:17:47,597 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:17:47,598 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:17:47,599 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:17:47,606 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:17:47,607 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:17:47,608 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:17:47,608 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:17:47,610 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:17:47,611 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:17:47,611 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:17:47,611 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:17:47,612 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:17:47,612 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:17:47,613 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:17:47,613 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:17:47,614 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:17:47,615 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:17:47,615 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:17:47,616 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:17:47,616 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:17:47,617 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:17:47,617 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:17:47,617 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:17:47,618 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:17:47,619 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:17:47,620 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:17:47,620 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:17:47,620 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_71bf9ea8-f7a1-486e-9492-e632191b09ae/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71bf9ea8-f7a1-486e-9492-e632191b09ae/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> daecda5a34625d8e7f3f0a930a730363a7677d8fd3b8cd0943f5f6f1bfbdafff [2023-11-24 22:17:47,863 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:17:47,885 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:17:47,888 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:17:47,889 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:17:47,890 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:17:47,891 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71bf9ea8-f7a1-486e-9492-e632191b09ae/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-94.i [2023-11-24 22:17:51,089 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:17:51,340 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:17:51,341 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71bf9ea8-f7a1-486e-9492-e632191b09ae/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-94.i [2023-11-24 22:17:51,350 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71bf9ea8-f7a1-486e-9492-e632191b09ae/bin/ukojak-verify-afCqCEvfdi/data/28e3ddff5/cf900ce1dbe3428689b08f8e0683543e/FLAG8cf6630c2 [2023-11-24 22:17:51,366 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71bf9ea8-f7a1-486e-9492-e632191b09ae/bin/ukojak-verify-afCqCEvfdi/data/28e3ddff5/cf900ce1dbe3428689b08f8e0683543e [2023-11-24 22:17:51,368 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:17:51,370 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:17:51,372 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:17:51,372 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:17:51,377 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:17:51,378 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:17:51" (1/1) ... [2023-11-24 22:17:51,379 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29fc9984 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:51, skipping insertion in model container [2023-11-24 22:17:51,380 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:17:51" (1/1) ... [2023-11-24 22:17:51,404 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:17:51,606 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_71bf9ea8-f7a1-486e-9492-e632191b09ae/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-94.i[915,928] [2023-11-24 22:17:51,647 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:17:51,661 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:17:51,681 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_71bf9ea8-f7a1-486e-9492-e632191b09ae/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-94.i[915,928] [2023-11-24 22:17:51,706 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:17:51,725 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:17:51,725 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:51 WrapperNode [2023-11-24 22:17:51,726 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:17:51,727 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:17:51,727 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:17:51,728 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:17:51,736 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:51" (1/1) ... [2023-11-24 22:17:51,744 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:51" (1/1) ... [2023-11-24 22:17:51,777 INFO L138 Inliner]: procedures = 26, calls = 23, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 82 [2023-11-24 22:17:51,778 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:17:51,779 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:17:51,779 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:17:51,779 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:17:51,792 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:51" (1/1) ... [2023-11-24 22:17:51,793 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:51" (1/1) ... [2023-11-24 22:17:51,796 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:51" (1/1) ... [2023-11-24 22:17:51,797 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:51" (1/1) ... [2023-11-24 22:17:51,803 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:51" (1/1) ... [2023-11-24 22:17:51,807 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:51" (1/1) ... [2023-11-24 22:17:51,809 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:51" (1/1) ... [2023-11-24 22:17:51,811 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:51" (1/1) ... [2023-11-24 22:17:51,814 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:17:51,815 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:17:51,815 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:17:51,816 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:17:51,816 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:51" (1/1) ... [2023-11-24 22:17:51,824 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:17:51,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71bf9ea8-f7a1-486e-9492-e632191b09ae/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:17:51,869 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71bf9ea8-f7a1-486e-9492-e632191b09ae/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:17:51,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71bf9ea8-f7a1-486e-9492-e632191b09ae/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:17:51,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:17:51,915 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:17:51,915 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:17:51,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:17:51,916 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:17:51,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:17:51,997 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:17:51,999 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:17:52,251 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:17:52,481 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:17:52,482 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:17:52,483 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:17:52 BoogieIcfgContainer [2023-11-24 22:17:52,484 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:17:52,485 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:17:52,485 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:17:52,501 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:17:52,501 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:17:52" (1/1) ... [2023-11-24 22:17:52,513 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:17:52,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:52,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2023-11-24 22:17:52,582 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2023-11-24 22:17:52,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 22:17:52,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:52,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:52,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:17:52,890 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 22:17:52,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:17:53,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:17:53,375 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 22:17:53,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:17:53,437 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-24 22:17:53,481 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 10:17:53 ImpRootNode [2023-11-24 22:17:53,482 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 22:17:53,483 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 22:17:53,483 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 22:17:53,483 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 22:17:53,484 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:17:52" (3/4) ... [2023-11-24 22:17:53,486 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 22:17:53,488 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 22:17:53,489 INFO L158 Benchmark]: Toolchain (without parser) took 2118.30ms. Allocated memory is still 136.3MB. Free memory was 90.5MB in the beginning and 74.7MB in the end (delta: 15.9MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2023-11-24 22:17:53,489 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 136.3MB. Free memory is still 89.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:17:53,490 INFO L158 Benchmark]: CACSL2BoogieTranslator took 354.44ms. Allocated memory is still 136.3MB. Free memory was 90.2MB in the beginning and 78.8MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 22:17:53,491 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.20ms. Allocated memory is still 136.3MB. Free memory was 78.8MB in the beginning and 76.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:17:53,492 INFO L158 Benchmark]: Boogie Preprocessor took 35.56ms. Allocated memory is still 136.3MB. Free memory was 76.4MB in the beginning and 75.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:17:53,493 INFO L158 Benchmark]: RCFGBuilder took 668.49ms. Allocated memory is still 136.3MB. Free memory was 75.0MB in the beginning and 101.9MB in the end (delta: -27.0MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. [2023-11-24 22:17:53,493 INFO L158 Benchmark]: CodeCheck took 997.33ms. Allocated memory is still 136.3MB. Free memory was 101.9MB in the beginning and 74.7MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-24 22:17:53,494 INFO L158 Benchmark]: Witness Printer took 5.17ms. Allocated memory is still 136.3MB. Free memory is still 74.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:17:53,497 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 2 procedures, 24 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, 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: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 39 NumberOfCodeBlocks, 39 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of shiftRight at line 33. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 2; [L23] unsigned short int var_1_2 = 45931; [L24] unsigned short int var_1_3 = 30067; [L25] unsigned short int var_1_4 = 256; [L26] unsigned short int var_1_5 = 10000; [L27] unsigned short int var_1_6 = 5; [L28] signed long int var_1_7 = -5; [L62] isInitial = 1 [L63] FCALL initially() [L64] COND TRUE 1 [L65] FCALL updateLastVariables() [L66] CALL updateVariables() [L39] var_1_2 = __VERIFIER_nondet_ushort() [L40] CALL assume_abort_if_not(var_1_2 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_1=2, var_1_2=65534, var_1_3=30067, var_1_4=256, var_1_5=10000, var_1_6=5, var_1_7=-5] [L20] COND FALSE !(!cond) [L40] RET assume_abort_if_not(var_1_2 >= 32767) VAL [isInitial=1, var_1_1=2, var_1_2=65534, var_1_3=30067, var_1_4=256, var_1_5=10000, var_1_6=5, var_1_7=-5] [L41] CALL assume_abort_if_not(var_1_2 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_1=2, var_1_2=65534, var_1_3=30067, var_1_4=256, var_1_5=10000, var_1_6=5, var_1_7=-5] [L20] COND FALSE !(!cond) [L41] RET assume_abort_if_not(var_1_2 <= 65534) VAL [isInitial=1, var_1_1=2, var_1_2=65534, var_1_3=30067, var_1_4=256, var_1_5=10000, var_1_6=5, var_1_7=-5] [L42] var_1_3 = __VERIFIER_nondet_ushort() [L43] CALL assume_abort_if_not(var_1_3 >= 24575) VAL [\old(cond)=1, isInitial=1, var_1_1=2, var_1_2=65534, var_1_3=32767, var_1_4=256, var_1_5=10000, var_1_6=5, var_1_7=-5] [L20] COND FALSE !(!cond) [L43] RET assume_abort_if_not(var_1_3 >= 24575) VAL [isInitial=1, var_1_1=2, var_1_2=65534, var_1_3=32767, var_1_4=256, var_1_5=10000, var_1_6=5, var_1_7=-5] [L44] CALL assume_abort_if_not(var_1_3 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_1=2, var_1_2=65534, var_1_3=32767, var_1_4=256, var_1_5=10000, var_1_6=5, var_1_7=-5] [L20] COND FALSE !(!cond) [L44] RET assume_abort_if_not(var_1_3 <= 32767) VAL [isInitial=1, var_1_1=2, var_1_2=65534, var_1_3=32767, var_1_4=256, var_1_5=10000, var_1_6=5, var_1_7=-5] [L45] var_1_4 = __VERIFIER_nondet_ushort() [L46] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_1=2, var_1_2=65534, var_1_3=32767, var_1_5=10000, var_1_6=5, var_1_7=-5] [L20] COND FALSE !(!cond) [L46] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_1=2, var_1_2=65534, var_1_3=32767, var_1_5=10000, var_1_6=5, var_1_7=-5] [L47] CALL assume_abort_if_not(var_1_4 <= 8192) VAL [\old(cond)=1, isInitial=1, var_1_1=2, var_1_2=65534, var_1_3=32767, var_1_4=0, var_1_5=10000, var_1_6=5, var_1_7=-5] [L20] COND FALSE !(!cond) [L47] RET assume_abort_if_not(var_1_4 <= 8192) VAL [isInitial=1, var_1_1=2, var_1_2=65534, var_1_3=32767, var_1_4=0, var_1_5=10000, var_1_6=5, var_1_7=-5] [L48] var_1_5 = __VERIFIER_nondet_ushort() [L49] CALL assume_abort_if_not(var_1_5 >= 8191) VAL [\old(cond)=1, isInitial=1, var_1_1=2, var_1_2=65534, var_1_3=32767, var_1_4=0, var_1_5=16383, var_1_6=5, var_1_7=-5] [L20] COND FALSE !(!cond) [L49] RET assume_abort_if_not(var_1_5 >= 8191) VAL [isInitial=1, var_1_1=2, var_1_2=65534, var_1_3=32767, var_1_4=0, var_1_5=16383, var_1_6=5, var_1_7=-5] [L50] CALL assume_abort_if_not(var_1_5 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_1=2, var_1_2=65534, var_1_3=32767, var_1_4=0, var_1_5=16383, var_1_6=5, var_1_7=-5] [L20] COND FALSE !(!cond) [L50] RET assume_abort_if_not(var_1_5 <= 16383) VAL [isInitial=1, var_1_1=2, var_1_2=65534, var_1_3=32767, var_1_4=0, var_1_5=16383, var_1_6=5, var_1_7=-5] [L51] var_1_6 = __VERIFIER_nondet_ushort() [L52] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_1=2, var_1_2=65534, var_1_3=32767, var_1_4=0, var_1_5=16383, var_1_7=-5] [L20] COND FALSE !(!cond) [L52] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_1=2, var_1_2=65534, var_1_3=32767, var_1_4=0, var_1_5=16383, var_1_7=-5] [L53] CALL assume_abort_if_not(var_1_6 <= 8191) VAL [\old(cond)=1, isInitial=1, var_1_1=2, var_1_2=65534, var_1_3=32767, var_1_4=0, var_1_5=16383, var_1_6=0, var_1_7=-5] [L20] COND FALSE !(!cond) [L53] RET assume_abort_if_not(var_1_6 <= 8191) VAL [isInitial=1, var_1_1=2, var_1_2=65534, var_1_3=32767, var_1_4=0, var_1_5=16383, var_1_6=0, var_1_7=-5] [L66] RET updateVariables() [L67] CALL step() [L32] var_1_1 = (var_1_2 - ((var_1_3 - var_1_4) - (var_1_5 - var_1_6))) [L33] EXPR (var_1_3 + var_1_6) >> var_1_1 [L33] signed long int stepLocal_0 = (var_1_3 + var_1_6) >> var_1_1; [L34] COND FALSE !(var_1_4 != stepLocal_0) [L67] RET step() [L68] CALL, EXPR property() [L58] EXPR (var_1_1 == ((unsigned short int) (var_1_2 - ((var_1_3 - var_1_4) - (var_1_5 - var_1_6))))) && ((var_1_4 != ((var_1_3 + var_1_6) >> var_1_1)) ? (var_1_7 == ((signed long int) var_1_2)) : 1) [L58] EXPR (var_1_3 + var_1_6) >> var_1_1 [L58] EXPR (var_1_1 == ((unsigned short int) (var_1_2 - ((var_1_3 - var_1_4) - (var_1_5 - var_1_6))))) && ((var_1_4 != ((var_1_3 + var_1_6) >> var_1_1)) ? (var_1_7 == ((signed long int) var_1_2)) : 1) [L58-L59] return (var_1_1 == ((unsigned short int) (var_1_2 - ((var_1_3 - var_1_4) - (var_1_5 - var_1_6))))) && ((var_1_4 != ((var_1_3 + var_1_6) >> var_1_1)) ? (var_1_7 == ((signed long int) var_1_2)) : 1) ; [L68] RET, EXPR property() [L68] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_1=49150, var_1_2=65534, var_1_3=32767, var_1_4=0, var_1_5=16383, var_1_6=0, var_1_7=-5] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_1=49150, var_1_2=65534, var_1_3=32767, var_1_4=0, var_1_5=16383, var_1_6=0, var_1_7=-5] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 136.3MB. Free memory is still 89.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 354.44ms. Allocated memory is still 136.3MB. Free memory was 90.2MB in the beginning and 78.8MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.20ms. Allocated memory is still 136.3MB. Free memory was 78.8MB in the beginning and 76.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.56ms. Allocated memory is still 136.3MB. Free memory was 76.4MB in the beginning and 75.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 668.49ms. Allocated memory is still 136.3MB. Free memory was 75.0MB in the beginning and 101.9MB in the end (delta: -27.0MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. * CodeCheck took 997.33ms. Allocated memory is still 136.3MB. Free memory was 101.9MB in the beginning and 74.7MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Witness Printer took 5.17ms. Allocated memory is still 136.3MB. Free memory is still 74.7MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-24 22:17:53,519 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71bf9ea8-f7a1-486e-9492-e632191b09ae/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_71bf9ea8-f7a1-486e-9492-e632191b09ae/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71bf9ea8-f7a1-486e-9492-e632191b09ae/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71bf9ea8-f7a1-486e-9492-e632191b09ae/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71bf9ea8-f7a1-486e-9492-e632191b09ae/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-94.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71bf9ea8-f7a1-486e-9492-e632191b09ae/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71bf9ea8-f7a1-486e-9492-e632191b09ae/bin/ukojak-verify-afCqCEvfdi --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 daecda5a34625d8e7f3f0a930a730363a7677d8fd3b8cd0943f5f6f1bfbdafff --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:17:56,240 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:17:56,333 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71bf9ea8-f7a1-486e-9492-e632191b09ae/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 22:17:56,397 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:17:56,398 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:17:56,399 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:17:56,400 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:17:56,401 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:17:56,402 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:17:56,407 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:17:56,408 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:17:56,408 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:17:56,409 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:17:56,411 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:17:56,411 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:17:56,412 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:17:56,412 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:17:56,413 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:17:56,413 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:17:56,414 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:17:56,415 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:17:56,415 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:17:56,416 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:17:56,416 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:17:56,417 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:17:56,417 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:17:56,418 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:17:56,418 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:17:56,419 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:17:56,419 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:17:56,421 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:17:56,421 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:17:56,421 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:17:56,422 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:17:56,422 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:17:56,423 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:17:56,423 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:17:56,423 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_71bf9ea8-f7a1-486e-9492-e632191b09ae/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71bf9ea8-f7a1-486e-9492-e632191b09ae/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> daecda5a34625d8e7f3f0a930a730363a7677d8fd3b8cd0943f5f6f1bfbdafff [2023-11-24 22:17:56,853 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:17:56,886 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:17:56,889 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:17:56,891 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:17:56,892 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:17:56,893 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71bf9ea8-f7a1-486e-9492-e632191b09ae/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-94.i [2023-11-24 22:18:00,271 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:18:00,597 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:18:00,598 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71bf9ea8-f7a1-486e-9492-e632191b09ae/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-94.i [2023-11-24 22:18:00,607 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71bf9ea8-f7a1-486e-9492-e632191b09ae/bin/ukojak-verify-afCqCEvfdi/data/4d4204c0d/93b9e8f5583440be8ccd14008b687be4/FLAGe0e7b2c97 [2023-11-24 22:18:00,630 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71bf9ea8-f7a1-486e-9492-e632191b09ae/bin/ukojak-verify-afCqCEvfdi/data/4d4204c0d/93b9e8f5583440be8ccd14008b687be4 [2023-11-24 22:18:00,633 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:18:00,636 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:18:00,641 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:18:00,641 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:18:00,646 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:18:00,646 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:18:00" (1/1) ... [2023-11-24 22:18:00,648 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6815790a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:00, skipping insertion in model container [2023-11-24 22:18:00,648 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:18:00" (1/1) ... [2023-11-24 22:18:00,672 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:18:00,839 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_71bf9ea8-f7a1-486e-9492-e632191b09ae/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-94.i[915,928] [2023-11-24 22:18:00,894 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:18:00,919 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:18:00,940 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_71bf9ea8-f7a1-486e-9492-e632191b09ae/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-94.i[915,928] [2023-11-24 22:18:00,968 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:18:00,990 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:18:00,991 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:00 WrapperNode [2023-11-24 22:18:00,991 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:18:00,993 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:18:00,993 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:18:00,993 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:18:01,002 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:00" (1/1) ... [2023-11-24 22:18:01,030 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:00" (1/1) ... [2023-11-24 22:18:01,069 INFO L138 Inliner]: procedures = 27, calls = 23, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 70 [2023-11-24 22:18:01,069 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:18:01,070 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:18:01,071 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:18:01,071 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:18:01,082 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:00" (1/1) ... [2023-11-24 22:18:01,083 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:00" (1/1) ... [2023-11-24 22:18:01,094 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:00" (1/1) ... [2023-11-24 22:18:01,094 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:00" (1/1) ... [2023-11-24 22:18:01,115 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:00" (1/1) ... [2023-11-24 22:18:01,119 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:00" (1/1) ... [2023-11-24 22:18:01,125 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:00" (1/1) ... [2023-11-24 22:18:01,127 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:00" (1/1) ... [2023-11-24 22:18:01,131 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:18:01,132 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:18:01,132 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:18:01,132 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:18:01,133 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:00" (1/1) ... [2023-11-24 22:18:01,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:18:01,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71bf9ea8-f7a1-486e-9492-e632191b09ae/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:18:01,171 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71bf9ea8-f7a1-486e-9492-e632191b09ae/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:18:01,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71bf9ea8-f7a1-486e-9492-e632191b09ae/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:18:01,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:18:01,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:18:01,227 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:18:01,227 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:18:01,227 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:18:01,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:18:01,331 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:18:01,334 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:18:01,673 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:18:01,766 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:18:01,767 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:18:01,770 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:18:01 BoogieIcfgContainer [2023-11-24 22:18:01,770 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:18:01,771 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:18:01,771 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:18:01,785 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:18:01,788 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:18:01" (1/1) ... [2023-11-24 22:18:01,799 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:18:01,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:01,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2023-11-24 22:18:01,874 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2023-11-24 22:18:01,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 22:18:01,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:01,882 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:18:01,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71bf9ea8-f7a1-486e-9492-e632191b09ae/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:18:01,885 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71bf9ea8-f7a1-486e-9492-e632191b09ae/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:18:01,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71bf9ea8-f7a1-486e-9492-e632191b09ae/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-24 22:18:02,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:02,054 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 22:18:02,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:02,105 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-24 22:18:02,114 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:02,615 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2023-11-24 22:18:02,617 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71bf9ea8-f7a1-486e-9492-e632191b09ae/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-24 22:18:02,618 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71bf9ea8-f7a1-486e-9492-e632191b09ae/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2023-11-24 22:18:02,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:02,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 21 states and 30 transitions. [2023-11-24 22:18:02,722 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 30 transitions. [2023-11-24 22:18:02,723 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-24 22:18:02,723 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2023-11-24 22:18:02,733 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-11-24 22:18:02,754 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-24 22:18:02,757 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-24 22:18:02,757 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-24 22:18:02,758 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 10:18:02 ImpRootNode [2023-11-24 22:18:02,758 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 22:18:02,758 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 22:18:02,759 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 22:18:02,759 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 22:18:02,759 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:18:01" (3/4) ... [2023-11-24 22:18:02,761 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-24 22:18:02,765 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-24 22:18:02,774 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2023-11-24 22:18:02,774 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2023-11-24 22:18:02,775 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-24 22:18:02,775 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-24 22:18:02,910 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71bf9ea8-f7a1-486e-9492-e632191b09ae/bin/ukojak-verify-afCqCEvfdi/witness.graphml [2023-11-24 22:18:02,910 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71bf9ea8-f7a1-486e-9492-e632191b09ae/bin/ukojak-verify-afCqCEvfdi/witness.yml [2023-11-24 22:18:02,910 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 22:18:02,911 INFO L158 Benchmark]: Toolchain (without parser) took 2276.33ms. Allocated memory is still 90.2MB. Free memory was 67.6MB in the beginning and 40.4MB in the end (delta: 27.2MB). Peak memory consumption was 28.2MB. Max. memory is 16.1GB. [2023-11-24 22:18:02,912 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 69.2MB. Free memory is still 46.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:18:02,912 INFO L158 Benchmark]: CACSL2BoogieTranslator took 350.43ms. Allocated memory is still 90.2MB. Free memory was 67.4MB in the beginning and 55.8MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 22:18:02,913 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.95ms. Allocated memory is still 90.2MB. Free memory was 55.8MB in the beginning and 53.9MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:18:02,913 INFO L158 Benchmark]: Boogie Preprocessor took 60.73ms. Allocated memory is still 90.2MB. Free memory was 53.9MB in the beginning and 52.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:18:02,914 INFO L158 Benchmark]: RCFGBuilder took 638.29ms. Allocated memory is still 90.2MB. Free memory was 52.5MB in the beginning and 58.5MB in the end (delta: -6.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-24 22:18:02,914 INFO L158 Benchmark]: CodeCheck took 986.84ms. Allocated memory is still 90.2MB. Free memory was 58.5MB in the beginning and 45.6MB in the end (delta: 12.9MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2023-11-24 22:18:02,915 INFO L158 Benchmark]: Witness Printer took 151.93ms. Allocated memory is still 90.2MB. Free memory was 45.6MB in the beginning and 40.4MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 22:18:02,917 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 2 procedures, 24 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 70 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 26 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 26 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 220 GetRequests, 216 SyntacticMatches, 0 SemanticMatches, 4 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, 0.5s InterpolantComputationTime, 39 NumberOfCodeBlocks, 39 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 38 ConstructedInterpolants, 0 QuantifiedInterpolants, 43 SizeOfPredicates, 11 NumberOfNonLiveVariables, 94 ConjunctsInSsa, 10 ConjunctsInUnsatCore, 1 InterpolantComputations, 0 PerfectInterpolantSequences, 85/90 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: 19]: 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: 38]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 69.2MB. Free memory is still 46.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 350.43ms. Allocated memory is still 90.2MB. Free memory was 67.4MB in the beginning and 55.8MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.95ms. Allocated memory is still 90.2MB. Free memory was 55.8MB in the beginning and 53.9MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.73ms. Allocated memory is still 90.2MB. Free memory was 53.9MB in the beginning and 52.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 638.29ms. Allocated memory is still 90.2MB. Free memory was 52.5MB in the beginning and 58.5MB in the end (delta: -6.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 986.84ms. Allocated memory is still 90.2MB. Free memory was 58.5MB in the beginning and 45.6MB in the end (delta: 12.9MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. * Witness Printer took 151.93ms. Allocated memory is still 90.2MB. Free memory was 45.6MB in the beginning and 40.4MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-24 22:18:02,936 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71bf9ea8-f7a1-486e-9492-e632191b09ae/bin/ukojak-verify-afCqCEvfdi/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