./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-76.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_297ca271-b18a-416a-ad2e-885d49845916/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_297ca271-b18a-416a-ad2e-885d49845916/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_297ca271-b18a-416a-ad2e-885d49845916/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_297ca271-b18a-416a-ad2e-885d49845916/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-76.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_297ca271-b18a-416a-ad2e-885d49845916/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_297ca271-b18a-416a-ad2e-885d49845916/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cde8d0b7ae63daaf73229c98a276eed51f74faeadb0d74d5645e79b969a982b1 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:27:13,024 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:27:13,087 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_297ca271-b18a-416a-ad2e-885d49845916/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 23:27:13,091 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:27:13,091 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:27:13,113 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:27:13,114 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:27:13,115 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:27:13,115 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:27:13,116 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:27:13,116 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:27:13,117 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:27:13,117 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:27:13,118 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:27:13,118 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:27:13,119 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:27:13,119 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:27:13,120 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:27:13,120 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:27:13,121 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:27:13,121 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:27:13,122 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:27:13,123 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:27:13,123 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:27:13,123 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:27:13,124 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:27:13,124 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:27:13,125 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:27:13,125 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:27:13,126 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:27:13,126 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:27:13,126 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:27:13,127 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:27:13,127 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_297ca271-b18a-416a-ad2e-885d49845916/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_297ca271-b18a-416a-ad2e-885d49845916/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cde8d0b7ae63daaf73229c98a276eed51f74faeadb0d74d5645e79b969a982b1 [2023-12-02 23:27:13,341 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:27:13,362 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:27:13,365 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:27:13,366 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:27:13,366 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:27:13,368 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_297ca271-b18a-416a-ad2e-885d49845916/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-76.i [2023-12-02 23:27:16,134 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:27:16,308 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:27:16,309 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_297ca271-b18a-416a-ad2e-885d49845916/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-76.i [2023-12-02 23:27:16,318 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_297ca271-b18a-416a-ad2e-885d49845916/bin/ukojak-verify-Qdu7aM0XO9/data/821cb702a/7e58a21bcb0e42f1b5028a554baebe4d/FLAG3771dd3ed [2023-12-02 23:27:16,332 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_297ca271-b18a-416a-ad2e-885d49845916/bin/ukojak-verify-Qdu7aM0XO9/data/821cb702a/7e58a21bcb0e42f1b5028a554baebe4d [2023-12-02 23:27:16,335 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:27:16,336 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:27:16,337 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:27:16,338 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:27:16,342 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:27:16,343 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:27:16" (1/1) ... [2023-12-02 23:27:16,344 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b098731 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:27:16, skipping insertion in model container [2023-12-02 23:27:16,345 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:27:16" (1/1) ... [2023-12-02 23:27:16,373 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:27:16,520 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_297ca271-b18a-416a-ad2e-885d49845916/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-76.i[915,928] [2023-12-02 23:27:16,558 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:27:16,569 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:27:16,581 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_297ca271-b18a-416a-ad2e-885d49845916/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-76.i[915,928] [2023-12-02 23:27:16,599 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:27:16,615 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:27:16,616 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:27:16 WrapperNode [2023-12-02 23:27:16,616 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:27:16,617 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:27:16,617 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:27:16,617 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:27:16,625 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:27:16" (1/1) ... [2023-12-02 23:27:16,634 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:27:16" (1/1) ... [2023-12-02 23:27:16,663 INFO L138 Inliner]: procedures = 26, calls = 23, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 91 [2023-12-02 23:27:16,664 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:27:16,664 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:27:16,665 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:27:16,665 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:27:16,674 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:27:16" (1/1) ... [2023-12-02 23:27:16,674 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:27:16" (1/1) ... [2023-12-02 23:27:16,677 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:27:16" (1/1) ... [2023-12-02 23:27:16,677 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:27:16" (1/1) ... [2023-12-02 23:27:16,684 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:27:16" (1/1) ... [2023-12-02 23:27:16,687 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:27:16" (1/1) ... [2023-12-02 23:27:16,689 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:27:16" (1/1) ... [2023-12-02 23:27:16,690 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:27:16" (1/1) ... [2023-12-02 23:27:16,692 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:27:16,693 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:27:16,693 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:27:16,694 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:27:16,694 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:27:16" (1/1) ... [2023-12-02 23:27:16,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:27:16,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_297ca271-b18a-416a-ad2e-885d49845916/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:27:16,728 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_297ca271-b18a-416a-ad2e-885d49845916/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:27:16,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_297ca271-b18a-416a-ad2e-885d49845916/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:27:16,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:27:16,759 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 23:27:16,759 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 23:27:16,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:27:16,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:27:16,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:27:16,827 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:27:16,829 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:27:17,035 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:27:17,132 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:27:17,132 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 23:27:17,134 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:27:17 BoogieIcfgContainer [2023-12-02 23:27:17,134 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:27:17,135 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:27:17,135 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:27:17,145 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:27:17,145 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:27:17" (1/1) ... [2023-12-02 23:27:17,154 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:27:17,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:27:17,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2023-12-02 23:27:17,209 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2023-12-02 23:27:17,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-02 23:27:17,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:27:17,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:27:17,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:27:17,443 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 23:27:17,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:27:17,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:27:17,627 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 23:27:17,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:27:17,685 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-02 23:27:17,732 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 11:27:17 ImpRootNode [2023-12-02 23:27:17,733 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 23:27:17,733 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 23:27:17,733 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 23:27:17,734 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 23:27:17,734 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:27:17" (3/4) ... [2023-12-02 23:27:17,736 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 23:27:17,737 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 23:27:17,738 INFO L158 Benchmark]: Toolchain (without parser) took 1401.75ms. Allocated memory is still 140.5MB. Free memory was 102.5MB in the beginning and 69.4MB in the end (delta: 33.1MB). Peak memory consumption was 36.5MB. Max. memory is 16.1GB. [2023-12-02 23:27:17,738 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 104.9MB. Free memory is still 53.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:27:17,739 INFO L158 Benchmark]: CACSL2BoogieTranslator took 278.94ms. Allocated memory is still 140.5MB. Free memory was 102.5MB in the beginning and 90.1MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-02 23:27:17,740 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.66ms. Allocated memory is still 140.5MB. Free memory was 90.1MB in the beginning and 88.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:27:17,740 INFO L158 Benchmark]: Boogie Preprocessor took 28.02ms. Allocated memory is still 140.5MB. Free memory was 88.0MB in the beginning and 86.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:27:17,741 INFO L158 Benchmark]: RCFGBuilder took 440.84ms. Allocated memory is still 140.5MB. Free memory was 86.2MB in the beginning and 103.0MB in the end (delta: -16.7MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. [2023-12-02 23:27:17,742 INFO L158 Benchmark]: CodeCheck took 597.81ms. Allocated memory is still 140.5MB. Free memory was 103.0MB in the beginning and 70.2MB in the end (delta: 32.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-12-02 23:27:17,742 INFO L158 Benchmark]: Witness Printer took 4.00ms. Allocated memory is still 140.5MB. Free memory was 70.2MB in the beginning and 69.4MB in the end (delta: 768.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:27:17,746 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, 25 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, 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, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 40 NumberOfCodeBlocks, 40 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 40. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] unsigned char var_1_5 = 0; [L24] unsigned char var_1_6 = 0; [L25] unsigned char var_1_7 = 0; [L26] signed short int var_1_8 = 4; [L27] float var_1_10 = 16.4; [L28] signed short int var_1_11 = -25; [L29] float var_1_13 = 128.1; [L30] float var_1_14 = 31.4; [L31] unsigned char var_1_15 = 2; [L32] unsigned char var_1_16 = 0; [L33] signed long int var_1_17 = 5; [L34] float last_1_var_1_13 = 128.1; [L35] signed long int last_1_var_1_17 = 5; [L86] isInitial = 1 [L87] FCALL initially() [L88] COND TRUE 1 [L89] CALL updateLastVariables() [L78] last_1_var_1_13 = var_1_13 [L79] last_1_var_1_17 = var_1_17 [L89] RET updateLastVariables() [L90] CALL updateVariables() [L60] var_1_5 = __VERIFIER_nondet_uchar() [L61] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=1281/10, last_1_var_1_17=5, var_1_10=82/5, var_1_11=-25, var_1_13=1281/10, var_1_14=157/5, var_1_15=2, var_1_16=0, var_1_17=5, var_1_1=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L61] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_13=1281/10, last_1_var_1_17=5, var_1_10=82/5, var_1_11=-25, var_1_13=1281/10, var_1_14=157/5, var_1_15=2, var_1_16=0, var_1_17=5, var_1_1=1, var_1_6=0, var_1_7=0, var_1_8=4] [L62] CALL assume_abort_if_not(var_1_5 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=1281/10, last_1_var_1_17=5, var_1_10=82/5, var_1_11=-25, var_1_13=1281/10, var_1_14=157/5, var_1_15=2, var_1_16=0, var_1_17=5, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L62] RET assume_abort_if_not(var_1_5 <= 0) VAL [isInitial=1, last_1_var_1_13=1281/10, last_1_var_1_17=5, var_1_10=82/5, var_1_11=-25, var_1_13=1281/10, var_1_14=157/5, var_1_15=2, var_1_16=0, var_1_17=5, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=4] [L63] var_1_6 = __VERIFIER_nondet_uchar() [L64] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=1281/10, last_1_var_1_17=5, var_1_10=82/5, var_1_11=-25, var_1_13=1281/10, var_1_14=157/5, var_1_15=2, var_1_16=0, var_1_17=5, var_1_1=1, var_1_5=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L64] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_13=1281/10, last_1_var_1_17=5, var_1_10=82/5, var_1_11=-25, var_1_13=1281/10, var_1_14=157/5, var_1_15=2, var_1_16=0, var_1_17=5, var_1_1=1, var_1_5=0, var_1_7=0, var_1_8=4] [L65] CALL assume_abort_if_not(var_1_6 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=1281/10, last_1_var_1_17=5, var_1_10=82/5, var_1_11=-25, var_1_13=1281/10, var_1_14=157/5, var_1_15=2, var_1_16=0, var_1_17=5, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L65] RET assume_abort_if_not(var_1_6 <= 0) VAL [isInitial=1, last_1_var_1_13=1281/10, last_1_var_1_17=5, var_1_10=82/5, var_1_11=-25, var_1_13=1281/10, var_1_14=157/5, var_1_15=2, var_1_16=0, var_1_17=5, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=4] [L66] var_1_7 = __VERIFIER_nondet_uchar() [L67] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=1281/10, last_1_var_1_17=5, var_1_10=82/5, var_1_11=-25, var_1_13=1281/10, var_1_14=157/5, var_1_15=2, var_1_16=0, var_1_17=5, var_1_1=1, var_1_5=0, var_1_6=0, var_1_8=4] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_13=1281/10, last_1_var_1_17=5, var_1_10=82/5, var_1_11=-25, var_1_13=1281/10, var_1_14=157/5, var_1_15=2, var_1_16=0, var_1_17=5, var_1_1=1, var_1_5=0, var_1_6=0, var_1_8=4] [L68] CALL assume_abort_if_not(var_1_7 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=1281/10, last_1_var_1_17=5, var_1_10=82/5, var_1_11=-25, var_1_13=1281/10, var_1_14=157/5, var_1_15=2, var_1_16=0, var_1_17=5, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not(var_1_7 <= 0) VAL [isInitial=1, last_1_var_1_13=1281/10, last_1_var_1_17=5, var_1_10=82/5, var_1_11=-25, var_1_13=1281/10, var_1_14=157/5, var_1_15=2, var_1_16=0, var_1_17=5, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=4] [L69] var_1_10 = __VERIFIER_nondet_float() [L70] CALL assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=1281/10, last_1_var_1_17=5, var_1_11=-25, var_1_13=1281/10, var_1_14=157/5, var_1_15=2, var_1_16=0, var_1_17=5, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=1281/10, last_1_var_1_17=5, var_1_11=-25, var_1_13=1281/10, var_1_14=157/5, var_1_15=2, var_1_16=0, var_1_17=5, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=4] [L71] var_1_14 = __VERIFIER_nondet_float() [L72] CALL assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=1281/10, last_1_var_1_17=5, var_1_11=-25, var_1_13=1281/10, var_1_15=2, var_1_16=0, var_1_17=5, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=1281/10, last_1_var_1_17=5, var_1_11=-25, var_1_13=1281/10, var_1_15=2, var_1_16=0, var_1_17=5, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=4] [L73] var_1_16 = __VERIFIER_nondet_uchar() [L74] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=1281/10, last_1_var_1_17=5, var_1_11=-25, var_1_13=1281/10, var_1_15=2, var_1_17=5, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_13=1281/10, last_1_var_1_17=5, var_1_11=-25, var_1_13=1281/10, var_1_15=2, var_1_17=5, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=4] [L75] CALL assume_abort_if_not(var_1_16 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=1281/10, last_1_var_1_17=5, var_1_11=-25, var_1_13=1281/10, var_1_15=2, var_1_16=0, var_1_17=5, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not(var_1_16 <= 254) VAL [isInitial=1, last_1_var_1_13=1281/10, last_1_var_1_17=5, var_1_11=-25, var_1_13=1281/10, var_1_15=2, var_1_16=0, var_1_17=5, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=4] [L90] RET updateVariables() [L91] CALL step() [L39] COND FALSE !(\read(var_1_5)) [L44] var_1_17 = var_1_8 [L45] var_1_13 = var_1_14 [L46] var_1_15 = var_1_16 [L47] signed long int stepLocal_0 = (- 5) + var_1_17; [L48] COND FALSE !(stepLocal_0 >= var_1_15) [L51] var_1_1 = ((var_1_5 && var_1_6) || var_1_7) [L53] COND TRUE var_1_10 >= 500.875f [L54] var_1_11 = ((((((((((((-50) < 0 ) ? -(-50) : (-50)))) > (var_1_8)) ? (((((-50) < 0 ) ? -(-50) : (-50)))) : (var_1_8)))) < (var_1_15)) ? (((((((((-50) < 0 ) ? -(-50) : (-50)))) > (var_1_8)) ? (((((-50) < 0 ) ? -(-50) : (-50)))) : (var_1_8)))) : (var_1_15))) [L91] RET step() [L92] CALL, EXPR property() [L82-L83] return ((((((((- 5) + var_1_17) >= var_1_15) ? (var_1_1 == ((unsigned char) (! var_1_5))) : (var_1_1 == ((unsigned char) ((var_1_5 && var_1_6) || var_1_7)))) && (var_1_5 ? ((0.4f > ((((last_1_var_1_13) < ((var_1_10 - 1.375f))) ? (last_1_var_1_13) : ((var_1_10 - 1.375f))))) ? (var_1_8 == ((signed short int) last_1_var_1_17)) : 1) : 1)) && ((var_1_10 >= 500.875f) ? (var_1_11 == ((signed short int) ((((((((((((-50) < 0 ) ? -(-50) : (-50)))) > (var_1_8)) ? (((((-50) < 0 ) ? -(-50) : (-50)))) : (var_1_8)))) < (var_1_15)) ? (((((((((-50) < 0 ) ? -(-50) : (-50)))) > (var_1_8)) ? (((((-50) < 0 ) ? -(-50) : (-50)))) : (var_1_8)))) : (var_1_15))))) : (var_1_11 == ((signed short int) var_1_15)))) && (var_1_13 == ((float) var_1_14))) && (var_1_15 == ((unsigned char) var_1_16))) && (var_1_17 == ((signed long int) var_1_8)) ; [L92] RET, EXPR property() [L92] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=1281/10, last_1_var_1_17=5, var_1_11=0, var_1_13=2, var_1_14=2, var_1_15=0, var_1_16=0, var_1_17=4, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=4] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=1281/10, last_1_var_1_17=5, var_1_11=0, var_1_13=2, var_1_14=2, var_1_15=0, var_1_16=0, var_1_17=4, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=4] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 104.9MB. Free memory is still 53.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 278.94ms. Allocated memory is still 140.5MB. Free memory was 102.5MB in the beginning and 90.1MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.66ms. Allocated memory is still 140.5MB. Free memory was 90.1MB in the beginning and 88.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.02ms. Allocated memory is still 140.5MB. Free memory was 88.0MB in the beginning and 86.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 440.84ms. Allocated memory is still 140.5MB. Free memory was 86.2MB in the beginning and 103.0MB in the end (delta: -16.7MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. * CodeCheck took 597.81ms. Allocated memory is still 140.5MB. Free memory was 103.0MB in the beginning and 70.2MB in the end (delta: 32.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Witness Printer took 4.00ms. Allocated memory is still 140.5MB. Free memory was 70.2MB in the beginning and 69.4MB in the end (delta: 768.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-02 23:27:17,764 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_297ca271-b18a-416a-ad2e-885d49845916/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_297ca271-b18a-416a-ad2e-885d49845916/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_297ca271-b18a-416a-ad2e-885d49845916/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_297ca271-b18a-416a-ad2e-885d49845916/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_297ca271-b18a-416a-ad2e-885d49845916/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-76.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_297ca271-b18a-416a-ad2e-885d49845916/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_297ca271-b18a-416a-ad2e-885d49845916/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cde8d0b7ae63daaf73229c98a276eed51f74faeadb0d74d5645e79b969a982b1 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:27:19,653 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:27:19,726 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_297ca271-b18a-416a-ad2e-885d49845916/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-02 23:27:19,755 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:27:19,756 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:27:19,756 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:27:19,757 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:27:19,758 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:27:19,758 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:27:19,759 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:27:19,759 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:27:19,760 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:27:19,760 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:27:19,761 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:27:19,761 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:27:19,762 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:27:19,762 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 23:27:19,763 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 23:27:19,763 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 23:27:19,764 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:27:19,764 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:27:19,765 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:27:19,765 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:27:19,766 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:27:19,766 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:27:19,767 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:27:19,767 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 23:27:19,768 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:27:19,768 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:27:19,769 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:27:19,769 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:27:19,769 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:27:19,770 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 23:27:19,770 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:27:19,771 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:27:19,771 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 23:27:19,771 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 23:27:19,771 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_297ca271-b18a-416a-ad2e-885d49845916/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_297ca271-b18a-416a-ad2e-885d49845916/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cde8d0b7ae63daaf73229c98a276eed51f74faeadb0d74d5645e79b969a982b1 [2023-12-02 23:27:20,061 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:27:20,081 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:27:20,083 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:27:20,085 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:27:20,085 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:27:20,086 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_297ca271-b18a-416a-ad2e-885d49845916/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-76.i [2023-12-02 23:27:22,774 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:27:22,957 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:27:22,958 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_297ca271-b18a-416a-ad2e-885d49845916/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-76.i [2023-12-02 23:27:22,968 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_297ca271-b18a-416a-ad2e-885d49845916/bin/ukojak-verify-Qdu7aM0XO9/data/238572ae0/190229f9fc104556891a8d35455b095f/FLAGd164b6ddc [2023-12-02 23:27:23,348 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_297ca271-b18a-416a-ad2e-885d49845916/bin/ukojak-verify-Qdu7aM0XO9/data/238572ae0/190229f9fc104556891a8d35455b095f [2023-12-02 23:27:23,351 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:27:23,352 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:27:23,353 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:27:23,353 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:27:23,356 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:27:23,356 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:27:23" (1/1) ... [2023-12-02 23:27:23,357 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64bf5b68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:27:23, skipping insertion in model container [2023-12-02 23:27:23,357 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:27:23" (1/1) ... [2023-12-02 23:27:23,379 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:27:23,505 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_297ca271-b18a-416a-ad2e-885d49845916/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-76.i[915,928] [2023-12-02 23:27:23,543 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:27:23,559 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:27:23,572 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_297ca271-b18a-416a-ad2e-885d49845916/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-76.i[915,928] [2023-12-02 23:27:23,593 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:27:23,611 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:27:23,611 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:27:23 WrapperNode [2023-12-02 23:27:23,611 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:27:23,612 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:27:23,612 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:27:23,612 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:27:23,620 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:27:23" (1/1) ... [2023-12-02 23:27:23,631 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:27:23" (1/1) ... [2023-12-02 23:27:23,655 INFO L138 Inliner]: procedures = 27, calls = 23, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 91 [2023-12-02 23:27:23,656 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:27:23,656 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:27:23,657 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:27:23,657 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:27:23,666 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:27:23" (1/1) ... [2023-12-02 23:27:23,666 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:27:23" (1/1) ... [2023-12-02 23:27:23,670 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:27:23" (1/1) ... [2023-12-02 23:27:23,671 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:27:23" (1/1) ... [2023-12-02 23:27:23,679 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:27:23" (1/1) ... [2023-12-02 23:27:23,683 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:27:23" (1/1) ... [2023-12-02 23:27:23,686 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:27:23" (1/1) ... [2023-12-02 23:27:23,687 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:27:23" (1/1) ... [2023-12-02 23:27:23,690 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:27:23,691 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:27:23,691 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:27:23,691 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:27:23,692 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:27:23" (1/1) ... [2023-12-02 23:27:23,698 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:27:23,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_297ca271-b18a-416a-ad2e-885d49845916/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:27:23,720 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_297ca271-b18a-416a-ad2e-885d49845916/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:27:23,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_297ca271-b18a-416a-ad2e-885d49845916/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:27:23,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:27:23,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 23:27:23,755 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 23:27:23,755 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 23:27:23,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:27:23,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:27:23,839 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:27:23,842 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:27:24,277 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:27:24,376 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:27:24,377 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 23:27:24,378 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:27:24 BoogieIcfgContainer [2023-12-02 23:27:24,379 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:27:24,379 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:27:24,380 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:27:24,389 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:27:24,390 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:27:24" (1/1) ... [2023-12-02 23:27:24,406 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:27:24,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:27:24,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2023-12-02 23:27:24,450 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2023-12-02 23:27:24,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-02 23:27:24,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:27:24,454 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:27:24,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_297ca271-b18a-416a-ad2e-885d49845916/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:27:24,478 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_297ca271-b18a-416a-ad2e-885d49845916/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:27:24,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_297ca271-b18a-416a-ad2e-885d49845916/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-02 23:27:25,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:27:25,045 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:27:25,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:27:25,119 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-02 23:27:25,127 INFO L285 TraceCheckSpWp]: Computing forward predicates...