./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-70.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_b81d6eb1-92b0-4673-92c7-f7e7c4954a2a/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81d6eb1-92b0-4673-92c7-f7e7c4954a2a/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_b81d6eb1-92b0-4673-92c7-f7e7c4954a2a/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81d6eb1-92b0-4673-92c7-f7e7c4954a2a/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-70.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81d6eb1-92b0-4673-92c7-f7e7c4954a2a/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_b81d6eb1-92b0-4673-92c7-f7e7c4954a2a/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 a84279a9a91ee37805990f46f50571558dad46ad88a614bfb1c60519757d820f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:10:52,432 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:10:52,499 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81d6eb1-92b0-4673-92c7-f7e7c4954a2a/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:10:52,505 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:10:52,505 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:10:52,533 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:10:52,534 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:10:52,535 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:10:52,536 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:10:52,536 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:10:52,537 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:10:52,538 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:10:52,538 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:10:52,539 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:10:52,539 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:10:52,540 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:10:52,540 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:10:52,541 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:10:52,541 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:10:52,542 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:10:52,543 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:10:52,548 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:10:52,549 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:10:52,549 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:10:52,550 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:10:52,550 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:10:52,551 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:10:52,555 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:10:52,556 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:10:52,556 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:10:52,557 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:10:52,557 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:10:52,558 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:10:52,558 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_b81d6eb1-92b0-4673-92c7-f7e7c4954a2a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81d6eb1-92b0-4673-92c7-f7e7c4954a2a/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a84279a9a91ee37805990f46f50571558dad46ad88a614bfb1c60519757d820f [2023-11-24 23:10:52,836 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:10:52,858 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:10:52,861 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:10:52,863 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:10:52,864 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:10:52,865 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81d6eb1-92b0-4673-92c7-f7e7c4954a2a/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-70.i [2023-11-24 23:10:56,135 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:10:56,411 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:10:56,411 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81d6eb1-92b0-4673-92c7-f7e7c4954a2a/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-70.i [2023-11-24 23:10:56,430 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81d6eb1-92b0-4673-92c7-f7e7c4954a2a/bin/ukojak-verify-afCqCEvfdi/data/c51af67b7/2510c0f4134a4c2bb012c0c3c687253a/FLAG9a349c659 [2023-11-24 23:10:56,445 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81d6eb1-92b0-4673-92c7-f7e7c4954a2a/bin/ukojak-verify-afCqCEvfdi/data/c51af67b7/2510c0f4134a4c2bb012c0c3c687253a [2023-11-24 23:10:56,448 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:10:56,449 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:10:56,451 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:10:56,451 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:10:56,456 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:10:56,457 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:10:56" (1/1) ... [2023-11-24 23:10:56,458 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@731979b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:56, skipping insertion in model container [2023-11-24 23:10:56,459 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:10:56" (1/1) ... [2023-11-24 23:10:56,486 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:10:56,634 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_b81d6eb1-92b0-4673-92c7-f7e7c4954a2a/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-70.i[915,928] [2023-11-24 23:10:56,662 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:10:56,683 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:10:56,699 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_b81d6eb1-92b0-4673-92c7-f7e7c4954a2a/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-70.i[915,928] [2023-11-24 23:10:56,733 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:10:56,758 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:10:56,758 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:56 WrapperNode [2023-11-24 23:10:56,758 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:10:56,761 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:10:56,761 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:10:56,761 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:10:56,769 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:56" (1/1) ... [2023-11-24 23:10:56,788 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:56" (1/1) ... [2023-11-24 23:10:56,822 INFO L138 Inliner]: procedures = 26, calls = 19, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 64 [2023-11-24 23:10:56,823 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:10:56,823 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:10:56,824 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:10:56,824 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:10:56,834 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:56" (1/1) ... [2023-11-24 23:10:56,834 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:56" (1/1) ... [2023-11-24 23:10:56,837 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:56" (1/1) ... [2023-11-24 23:10:56,838 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:56" (1/1) ... [2023-11-24 23:10:56,849 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:56" (1/1) ... [2023-11-24 23:10:56,852 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:56" (1/1) ... [2023-11-24 23:10:56,861 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:56" (1/1) ... [2023-11-24 23:10:56,867 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:56" (1/1) ... [2023-11-24 23:10:56,869 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:10:56,870 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:10:56,871 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:10:56,871 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:10:56,872 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:56" (1/1) ... [2023-11-24 23:10:56,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:10:56,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81d6eb1-92b0-4673-92c7-f7e7c4954a2a/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:10:56,907 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81d6eb1-92b0-4673-92c7-f7e7c4954a2a/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:10:56,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81d6eb1-92b0-4673-92c7-f7e7c4954a2a/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:10:56,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:10:56,952 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:10:56,952 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:10:56,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:10:56,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:10:56,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:10:57,027 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:10:57,029 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:10:57,208 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:10:57,318 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:10:57,324 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:10:57,325 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:10:57 BoogieIcfgContainer [2023-11-24 23:10:57,325 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:10:57,326 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:10:57,327 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:10:57,337 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:10:57,338 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:10:57" (1/1) ... [2023-11-24 23:10:57,347 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:10:57,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:57,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2023-11-24 23:10:57,402 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2023-11-24 23:10:57,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:10:57,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:57,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:57,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:10:57,556 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:10:57,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:10:57,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:10:57,750 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:10:57,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:10:57,797 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-24 23:10:57,848 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 11:10:57 ImpRootNode [2023-11-24 23:10:57,848 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 23:10:57,850 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:10:57,851 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:10:57,851 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:10:57,852 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:10:57" (3/4) ... [2023-11-24 23:10:57,858 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:10:57,859 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:10:57,862 INFO L158 Benchmark]: Toolchain (without parser) took 1410.86ms. Allocated memory is still 174.1MB. Free memory was 142.2MB in the beginning and 94.1MB in the end (delta: 48.0MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2023-11-24 23:10:57,863 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 119.5MB. Free memory is still 75.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:10:57,864 INFO L158 Benchmark]: CACSL2BoogieTranslator took 308.02ms. Allocated memory is still 174.1MB. Free memory was 142.2MB in the beginning and 130.9MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 23:10:57,865 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.12ms. Allocated memory is still 174.1MB. Free memory was 130.9MB in the beginning and 129.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:10:57,866 INFO L158 Benchmark]: Boogie Preprocessor took 45.90ms. Allocated memory is still 174.1MB. Free memory was 129.3MB in the beginning and 128.0MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:10:57,866 INFO L158 Benchmark]: RCFGBuilder took 455.52ms. Allocated memory is still 174.1MB. Free memory was 128.0MB in the beginning and 113.0MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 23:10:57,867 INFO L158 Benchmark]: CodeCheck took 521.50ms. Allocated memory is still 174.1MB. Free memory was 113.0MB in the beginning and 94.5MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-24 23:10:57,867 INFO L158 Benchmark]: Witness Printer took 9.18ms. Allocated memory is still 174.1MB. Free memory was 94.5MB in the beginning and 94.1MB in the end (delta: 390.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:10:57,871 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, 19 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 26 NumberOfCodeBlocks, 26 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 someBinaryFLOATComparisonOperation at line 34, overapproximation of someBinaryArithmeticFLOAToperation at line 32, overapproximation of someUnaryFLOAToperation at line 36. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 9.5; [L23] unsigned char var_1_2 = 1; [L24] unsigned char var_1_3 = 0; [L25] float var_1_4 = 31.2; [L26] float var_1_5 = 15.639; [L62] isInitial = 1 [L63] FCALL initially() [L64] COND TRUE 1 [L65] FCALL updateLastVariables() [L66] CALL updateVariables() [L44] var_1_2 = __VERIFIER_nondet_uchar() [L45] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_1=19/2, var_1_3=0, var_1_4=156/5, var_1_5=15639/1000] [L20] COND FALSE !(!cond) [L45] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_1=19/2, var_1_3=0, var_1_4=156/5, var_1_5=15639/1000] [L46] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_1=19/2, var_1_2=1, var_1_3=0, var_1_4=156/5, var_1_5=15639/1000] [L20] COND FALSE !(!cond) [L46] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_1=19/2, var_1_2=1, var_1_3=0, var_1_4=156/5, var_1_5=15639/1000] [L47] var_1_3 = __VERIFIER_nondet_uchar() [L48] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_1=19/2, var_1_2=1, var_1_4=156/5, var_1_5=15639/1000] [L20] COND FALSE !(!cond) [L48] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_1=19/2, var_1_2=1, var_1_4=156/5, var_1_5=15639/1000] [L49] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_1=19/2, var_1_2=1, var_1_3=0, var_1_4=156/5, var_1_5=15639/1000] [L20] COND FALSE !(!cond) [L49] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, var_1_1=19/2, var_1_2=1, var_1_3=0, var_1_4=156/5, var_1_5=15639/1000] [L50] var_1_4 = __VERIFIER_nondet_float() [L51] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_1=19/2, var_1_2=1, var_1_3=0, var_1_5=15639/1000] [L20] COND FALSE !(!cond) [L51] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_1=19/2, var_1_2=1, var_1_3=0, var_1_5=15639/1000] [L52] var_1_5 = __VERIFIER_nondet_float() [L53] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_1=19/2, var_1_2=1, var_1_3=0] [L20] COND FALSE !(!cond) [L53] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_1=19/2, var_1_2=1, var_1_3=0] [L66] RET updateVariables() [L67] CALL step() [L30] unsigned char stepLocal_0 = var_1_2; [L31] COND FALSE !(stepLocal_0 && var_1_3) [L34] COND TRUE var_1_4 >= var_1_5 [L35] COND FALSE !(\read(var_1_3)) [L38] var_1_1 = var_1_4 [L67] RET step() [L68] CALL, EXPR property() [L58-L59] return (var_1_2 && var_1_3) ? (var_1_1 == ((float) (var_1_4 - var_1_5))) : ((var_1_4 >= var_1_5) ? (var_1_3 ? (var_1_1 == ((float) ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))))) : (var_1_1 == ((float) var_1_4))) : 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=19/2, var_1_2=1, var_1_3=0, var_1_4=19/2, var_1_5=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_1=19/2, var_1_2=1, var_1_3=0, var_1_4=19/2, var_1_5=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 119.5MB. Free memory is still 75.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 308.02ms. Allocated memory is still 174.1MB. Free memory was 142.2MB in the beginning and 130.9MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.12ms. Allocated memory is still 174.1MB. Free memory was 130.9MB in the beginning and 129.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 45.90ms. Allocated memory is still 174.1MB. Free memory was 129.3MB in the beginning and 128.0MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 455.52ms. Allocated memory is still 174.1MB. Free memory was 128.0MB in the beginning and 113.0MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 521.50ms. Allocated memory is still 174.1MB. Free memory was 113.0MB in the beginning and 94.5MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Witness Printer took 9.18ms. Allocated memory is still 174.1MB. Free memory was 94.5MB in the beginning and 94.1MB in the end (delta: 390.7kB). 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 23:10:57,908 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81d6eb1-92b0-4673-92c7-f7e7c4954a2a/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_b81d6eb1-92b0-4673-92c7-f7e7c4954a2a/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81d6eb1-92b0-4673-92c7-f7e7c4954a2a/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_b81d6eb1-92b0-4673-92c7-f7e7c4954a2a/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81d6eb1-92b0-4673-92c7-f7e7c4954a2a/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-70.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81d6eb1-92b0-4673-92c7-f7e7c4954a2a/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_b81d6eb1-92b0-4673-92c7-f7e7c4954a2a/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 a84279a9a91ee37805990f46f50571558dad46ad88a614bfb1c60519757d820f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:11:00,582 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:11:00,685 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81d6eb1-92b0-4673-92c7-f7e7c4954a2a/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 23:11:00,720 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:11:00,721 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:11:00,722 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:11:00,723 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:11:00,724 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:11:00,724 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:11:00,725 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:11:00,726 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:11:00,726 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:11:00,727 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:11:00,728 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:11:00,729 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:11:00,729 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:11:00,730 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:11:00,730 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:11:00,731 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:11:00,732 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:11:00,732 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:11:00,733 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:11:00,734 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:11:00,735 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:11:00,735 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:11:00,736 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:11:00,736 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:11:00,737 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:11:00,737 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:11:00,738 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:11:00,739 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:11:00,739 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:11:00,739 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:11:00,740 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:11:00,740 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:11:00,741 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:11:00,741 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:11:00,741 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_b81d6eb1-92b0-4673-92c7-f7e7c4954a2a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81d6eb1-92b0-4673-92c7-f7e7c4954a2a/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a84279a9a91ee37805990f46f50571558dad46ad88a614bfb1c60519757d820f [2023-11-24 23:11:01,149 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:11:01,186 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:11:01,190 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:11:01,192 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:11:01,193 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:11:01,195 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81d6eb1-92b0-4673-92c7-f7e7c4954a2a/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-70.i [2023-11-24 23:11:04,289 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:11:04,583 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:11:04,583 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81d6eb1-92b0-4673-92c7-f7e7c4954a2a/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-70.i [2023-11-24 23:11:04,593 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81d6eb1-92b0-4673-92c7-f7e7c4954a2a/bin/ukojak-verify-afCqCEvfdi/data/bd9a8548f/15e1bfeb55db42189a251b2f2f3202e3/FLAGff289f1cb [2023-11-24 23:11:04,612 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81d6eb1-92b0-4673-92c7-f7e7c4954a2a/bin/ukojak-verify-afCqCEvfdi/data/bd9a8548f/15e1bfeb55db42189a251b2f2f3202e3 [2023-11-24 23:11:04,618 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:11:04,621 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:11:04,625 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:11:04,625 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:11:04,630 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:11:04,633 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:11:04" (1/1) ... [2023-11-24 23:11:04,634 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e824d32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:04, skipping insertion in model container [2023-11-24 23:11:04,634 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:11:04" (1/1) ... [2023-11-24 23:11:04,663 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:11:04,867 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_b81d6eb1-92b0-4673-92c7-f7e7c4954a2a/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-70.i[915,928] [2023-11-24 23:11:04,906 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:11:04,928 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:11:04,942 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_b81d6eb1-92b0-4673-92c7-f7e7c4954a2a/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-70.i[915,928] [2023-11-24 23:11:04,954 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:11:04,973 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:11:04,974 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:04 WrapperNode [2023-11-24 23:11:04,974 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:11:04,975 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:11:04,975 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:11:04,976 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:11:04,984 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:04" (1/1) ... [2023-11-24 23:11:04,996 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:04" (1/1) ... [2023-11-24 23:11:05,038 INFO L138 Inliner]: procedures = 27, calls = 19, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 64 [2023-11-24 23:11:05,039 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:11:05,040 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:11:05,040 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:11:05,041 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:11:05,050 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:04" (1/1) ... [2023-11-24 23:11:05,050 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:04" (1/1) ... [2023-11-24 23:11:05,054 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:04" (1/1) ... [2023-11-24 23:11:05,054 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:04" (1/1) ... [2023-11-24 23:11:05,062 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:04" (1/1) ... [2023-11-24 23:11:05,066 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:04" (1/1) ... [2023-11-24 23:11:05,068 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:04" (1/1) ... [2023-11-24 23:11:05,070 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:04" (1/1) ... [2023-11-24 23:11:05,074 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:11:05,075 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:11:05,075 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:11:05,076 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:11:05,077 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:04" (1/1) ... [2023-11-24 23:11:05,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:11:05,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81d6eb1-92b0-4673-92c7-f7e7c4954a2a/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:11:05,119 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81d6eb1-92b0-4673-92c7-f7e7c4954a2a/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:11:05,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81d6eb1-92b0-4673-92c7-f7e7c4954a2a/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:11:05,157 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:11:05,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:11:05,158 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:11:05,158 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:11:05,158 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:11:05,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:11:05,251 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:11:05,254 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:11:05,666 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:11:05,730 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:11:05,731 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:11:05,732 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:11:05 BoogieIcfgContainer [2023-11-24 23:11:05,733 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:11:05,734 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:11:05,734 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:11:05,745 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:11:05,745 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:11:05" (1/1) ... [2023-11-24 23:11:05,756 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:11:05,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:05,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2023-11-24 23:11:05,817 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2023-11-24 23:11:05,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:11:05,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:05,823 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:11:05,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81d6eb1-92b0-4673-92c7-f7e7c4954a2a/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 23:11:05,828 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81d6eb1-92b0-4673-92c7-f7e7c4954a2a/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:11:05,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81d6eb1-92b0-4673-92c7-f7e7c4954a2a/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-24 23:11:06,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:06,515 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 23:11:06,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:06,886 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-24 23:11:06,898 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:11:30,146 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-24 23:11:30,158 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81d6eb1-92b0-4673-92c7-f7e7c4954a2a/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-24 23:11:31,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:31,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 32 states and 46 transitions. [2023-11-24 23:11:31,245 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2023-11-24 23:11:31,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 23:11:31,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:31,248 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:11:31,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81d6eb1-92b0-4673-92c7-f7e7c4954a2a/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 23:11:31,252 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81d6eb1-92b0-4673-92c7-f7e7c4954a2a/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:11:31,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81d6eb1-92b0-4673-92c7-f7e7c4954a2a/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-24 23:11:31,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:31,763 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 23:11:32,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:32,189 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-24 23:11:32,195 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:11:51,147 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 34 proven. 10 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-11-24 23:11:51,151 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81d6eb1-92b0-4673-92c7-f7e7c4954a2a/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-11-24 23:11:51,152 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81d6eb1-92b0-4673-92c7-f7e7c4954a2a/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-24 23:11:51,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:51,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 16 states and 21 transitions. [2023-11-24 23:11:51,825 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 21 transitions. [2023-11-24 23:11:51,825 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-24 23:11:51,826 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2023-11-24 23:11:51,834 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-11-24 23:11:51,873 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-24 23:11:51,876 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-24 23:11:51,876 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-24 23:11:51,877 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 11:11:51 ImpRootNode [2023-11-24 23:11:51,877 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 23:11:51,878 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:11:51,878 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:11:51,878 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:11:51,879 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:11:05" (3/4) ... [2023-11-24 23:11:51,881 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-24 23:11:51,885 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-24 23:11:51,890 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2023-11-24 23:11:51,890 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-24 23:11:51,891 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-24 23:11:51,891 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-24 23:11:51,994 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81d6eb1-92b0-4673-92c7-f7e7c4954a2a/bin/ukojak-verify-afCqCEvfdi/witness.graphml [2023-11-24 23:11:51,995 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81d6eb1-92b0-4673-92c7-f7e7c4954a2a/bin/ukojak-verify-afCqCEvfdi/witness.yml [2023-11-24 23:11:51,995 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:11:51,996 INFO L158 Benchmark]: Toolchain (without parser) took 47375.14ms. Allocated memory was 90.2MB in the beginning and 474.0MB in the end (delta: 383.8MB). Free memory was 66.1MB in the beginning and 205.9MB in the end (delta: -139.8MB). Peak memory consumption was 245.6MB. Max. memory is 16.1GB. [2023-11-24 23:11:51,996 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 60.8MB. Free memory was 36.8MB in the beginning and 36.8MB in the end (delta: 41.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:11:51,997 INFO L158 Benchmark]: CACSL2BoogieTranslator took 349.51ms. Allocated memory is still 90.2MB. Free memory was 65.9MB in the beginning and 54.2MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 23:11:51,998 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.91ms. Allocated memory is still 90.2MB. Free memory was 54.2MB in the beginning and 52.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:11:51,998 INFO L158 Benchmark]: Boogie Preprocessor took 34.27ms. Allocated memory is still 90.2MB. Free memory was 52.5MB in the beginning and 50.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:11:51,999 INFO L158 Benchmark]: RCFGBuilder took 657.81ms. Allocated memory is still 90.2MB. Free memory was 50.9MB in the beginning and 56.8MB in the end (delta: -5.9MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. [2023-11-24 23:11:51,999 INFO L158 Benchmark]: CodeCheck took 46143.14ms. Allocated memory was 90.2MB in the beginning and 474.0MB in the end (delta: 383.8MB). Free memory was 56.8MB in the beginning and 211.2MB in the end (delta: -154.4MB). Peak memory consumption was 229.1MB. Max. memory is 16.1GB. [2023-11-24 23:11:52,000 INFO L158 Benchmark]: Witness Printer took 117.46ms. Allocated memory is still 474.0MB. Free memory was 211.2MB in the beginning and 205.9MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-24 23:11:52,002 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, 19 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 46.1s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 88 SdHoareTripleChecker+Valid, 1.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 46 mSDsluCounter, 52 SdHoareTripleChecker+Invalid, 1.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 30 mSDsCounter, 45 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 177 IncrementalHoareTripleChecker+Invalid, 222 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 45 mSolverCounterUnsat, 22 mSDtfsCounter, 177 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 597 GetRequests, 572 SyntacticMatches, 5 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 42.2s InterpolantComputationTime, 77 NumberOfCodeBlocks, 77 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 75 ConstructedInterpolants, 0 QuantifiedInterpolants, 379 SizeOfPredicates, 25 NumberOfNonLiveVariables, 179 ConjunctsInSsa, 32 ConjunctsInUnsatCore, 2 InterpolantComputations, 0 PerfectInterpolantSequences, 161/174 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: 43]: 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 0.34ms. Allocated memory is still 60.8MB. Free memory was 36.8MB in the beginning and 36.8MB in the end (delta: 41.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 349.51ms. Allocated memory is still 90.2MB. Free memory was 65.9MB in the beginning and 54.2MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.91ms. Allocated memory is still 90.2MB. Free memory was 54.2MB in the beginning and 52.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.27ms. Allocated memory is still 90.2MB. Free memory was 52.5MB in the beginning and 50.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 657.81ms. Allocated memory is still 90.2MB. Free memory was 50.9MB in the beginning and 56.8MB in the end (delta: -5.9MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. * CodeCheck took 46143.14ms. Allocated memory was 90.2MB in the beginning and 474.0MB in the end (delta: 383.8MB). Free memory was 56.8MB in the beginning and 211.2MB in the end (delta: -154.4MB). Peak memory consumption was 229.1MB. Max. memory is 16.1GB. * Witness Printer took 117.46ms. Allocated memory is still 474.0MB. Free memory was 211.2MB in the beginning and 205.9MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-24 23:11:52,034 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81d6eb1-92b0-4673-92c7-f7e7c4954a2a/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