./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-46.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_0e4c7df5-9062-4a53-ad2c-cf8b108ae8f7/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4c7df5-9062-4a53-ad2c-cf8b108ae8f7/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_0e4c7df5-9062-4a53-ad2c-cf8b108ae8f7/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4c7df5-9062-4a53-ad2c-cf8b108ae8f7/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-46.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4c7df5-9062-4a53-ad2c-cf8b108ae8f7/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_0e4c7df5-9062-4a53-ad2c-cf8b108ae8f7/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 ee31227ad27ad39acff6b0aaf8fcd87c03115ab52de32946a18b44c8bd24cced --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:34:46,145 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:34:46,214 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4c7df5-9062-4a53-ad2c-cf8b108ae8f7/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 22:34:46,218 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 22:34:46,219 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 22:34:46,244 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:34:46,245 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:34:46,245 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:34:46,246 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:34:46,247 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:34:46,247 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:34:46,248 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:34:46,248 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:34:46,249 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 22:34:46,249 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:34:46,250 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:34:46,250 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:34:46,251 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:34:46,251 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:34:46,252 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:34:46,252 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:34:46,253 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:34:46,254 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:34:46,254 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:34:46,255 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:34:46,255 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:34:46,256 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:34:46,256 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:34:46,256 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:34:46,257 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:34:46,257 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 22:34:46,258 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 22:34:46,258 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:34:46,258 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_0e4c7df5-9062-4a53-ad2c-cf8b108ae8f7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4c7df5-9062-4a53-ad2c-cf8b108ae8f7/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ee31227ad27ad39acff6b0aaf8fcd87c03115ab52de32946a18b44c8bd24cced [2023-12-02 22:34:46,495 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:34:46,515 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:34:46,525 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:34:46,527 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:34:46,527 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:34:46,528 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4c7df5-9062-4a53-ad2c-cf8b108ae8f7/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-46.i [2023-12-02 22:34:49,359 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:34:49,539 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:34:49,539 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4c7df5-9062-4a53-ad2c-cf8b108ae8f7/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-46.i [2023-12-02 22:34:49,548 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4c7df5-9062-4a53-ad2c-cf8b108ae8f7/bin/ukojak-verify-Qdu7aM0XO9/data/d92b52c69/3c222c2f5fd844c090bce6204f099541/FLAGe9d1331de [2023-12-02 22:34:49,562 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4c7df5-9062-4a53-ad2c-cf8b108ae8f7/bin/ukojak-verify-Qdu7aM0XO9/data/d92b52c69/3c222c2f5fd844c090bce6204f099541 [2023-12-02 22:34:49,564 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:34:49,565 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:34:49,567 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:34:49,567 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:34:49,571 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:34:49,572 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:34:49" (1/1) ... [2023-12-02 22:34:49,573 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@127b011a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:34:49, skipping insertion in model container [2023-12-02 22:34:49,574 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:34:49" (1/1) ... [2023-12-02 22:34:49,598 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:34:49,723 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_0e4c7df5-9062-4a53-ad2c-cf8b108ae8f7/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-46.i[915,928] [2023-12-02 22:34:49,762 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:34:49,775 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:34:49,786 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_0e4c7df5-9062-4a53-ad2c-cf8b108ae8f7/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-46.i[915,928] [2023-12-02 22:34:49,822 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:34:49,839 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:34:49,840 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:34:49 WrapperNode [2023-12-02 22:34:49,840 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:34:49,841 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:34:49,842 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:34:49,842 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:34:49,850 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:34:49" (1/1) ... [2023-12-02 22:34:49,860 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:34:49" (1/1) ... [2023-12-02 22:34:49,899 INFO L138 Inliner]: procedures = 26, calls = 23, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 90 [2023-12-02 22:34:49,899 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:34:49,900 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:34:49,900 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:34:49,900 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:34:49,911 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:34:49" (1/1) ... [2023-12-02 22:34:49,911 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:34:49" (1/1) ... [2023-12-02 22:34:49,914 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:34:49" (1/1) ... [2023-12-02 22:34:49,914 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:34:49" (1/1) ... [2023-12-02 22:34:49,922 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:34:49" (1/1) ... [2023-12-02 22:34:49,926 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:34:49" (1/1) ... [2023-12-02 22:34:49,928 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:34:49" (1/1) ... [2023-12-02 22:34:49,930 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:34:49" (1/1) ... [2023-12-02 22:34:49,933 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:34:49,934 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:34:49,935 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:34:49,935 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:34:49,936 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:34:49" (1/1) ... [2023-12-02 22:34:49,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:34:49,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4c7df5-9062-4a53-ad2c-cf8b108ae8f7/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:34:49,970 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4c7df5-9062-4a53-ad2c-cf8b108ae8f7/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:34:49,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4c7df5-9062-4a53-ad2c-cf8b108ae8f7/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:34:50,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:34:50,011 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 22:34:50,011 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 22:34:50,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 22:34:50,011 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:34:50,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:34:50,095 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:34:50,098 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:34:50,316 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:34:50,439 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:34:50,439 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 22:34:50,441 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:34:50 BoogieIcfgContainer [2023-12-02 22:34:50,441 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:34:50,442 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:34:50,442 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:34:50,453 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:34:50,453 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:34:50" (1/1) ... [2023-12-02 22:34:50,463 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:34:50,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:34:50,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2023-12-02 22:34:50,514 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2023-12-02 22:34:50,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 22:34:50,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:34:50,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:34:50,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:34:50,713 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 22:34:50,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:34:50,789 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-02 22:34:50,828 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 10:34:50 ImpRootNode [2023-12-02 22:34:50,828 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 22:34:50,829 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 22:34:50,829 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 22:34:50,829 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 22:34:50,830 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:34:50" (3/4) ... [2023-12-02 22:34:50,832 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 22:34:50,833 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 22:34:50,834 INFO L158 Benchmark]: Toolchain (without parser) took 1268.00ms. Allocated memory was 119.5MB in the beginning and 151.0MB in the end (delta: 31.5MB). Free memory was 69.7MB in the beginning and 75.2MB in the end (delta: -5.5MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. [2023-12-02 22:34:50,834 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 119.5MB. Free memory was 94.3MB in the beginning and 94.1MB in the end (delta: 177.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:34:50,835 INFO L158 Benchmark]: CACSL2BoogieTranslator took 273.74ms. Allocated memory was 119.5MB in the beginning and 151.0MB in the end (delta: 31.5MB). Free memory was 69.7MB in the beginning and 120.9MB in the end (delta: -51.2MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. [2023-12-02 22:34:50,835 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.15ms. Allocated memory is still 151.0MB. Free memory was 120.9MB in the beginning and 120.5MB in the end (delta: 419.8kB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. [2023-12-02 22:34:50,836 INFO L158 Benchmark]: Boogie Preprocessor took 33.40ms. Allocated memory is still 151.0MB. Free memory was 120.5MB in the beginning and 119.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 22:34:50,837 INFO L158 Benchmark]: RCFGBuilder took 507.11ms. Allocated memory is still 151.0MB. Free memory was 119.2MB in the beginning and 95.3MB in the end (delta: 23.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-02 22:34:50,837 INFO L158 Benchmark]: CodeCheck took 386.22ms. Allocated memory is still 151.0MB. Free memory was 95.3MB in the beginning and 75.2MB in the end (delta: 20.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-02 22:34:50,837 INFO L158 Benchmark]: Witness Printer took 3.67ms. Allocated memory is still 151.0MB. Free memory is still 75.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:34:50,840 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 24 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, 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, 39 NumberOfCodeBlocks, 39 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 47. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] double var_1_2 = 31.75; [L24] signed char var_1_4 = -8; [L25] unsigned char var_1_6 = 0; [L26] unsigned char var_1_7 = 1; [L27] unsigned char var_1_8 = 16; [L28] unsigned char var_1_9 = 8; [L29] signed long int var_1_10 = 256; [L30] signed long int last_1_var_1_10 = 256; [L92] isInitial = 1 [L93] FCALL initially() [L94] COND TRUE 1 [L95] CALL updateLastVariables() [L85] last_1_var_1_10 = var_1_10 [L95] RET updateLastVariables() [L96] CALL updateVariables() [L68] var_1_2 = __VERIFIER_nondet_double() [L69] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, var_1_10=256, var_1_1=1, var_1_4=-8, var_1_6=0, var_1_7=1, var_1_8=16, var_1_9=8] [L20] COND FALSE !(!cond) [L69] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=256, var_1_10=256, var_1_1=1, var_1_4=-8, var_1_6=0, var_1_7=1, var_1_8=16, var_1_9=8] [L70] var_1_4 = __VERIFIER_nondet_char() [L71] CALL assume_abort_if_not(var_1_4 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, var_1_10=256, var_1_1=1, var_1_4=2, var_1_6=0, var_1_7=1, var_1_8=16, var_1_9=8] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(var_1_4 >= -128) VAL [isInitial=1, last_1_var_1_10=256, var_1_10=256, var_1_1=1, var_1_4=2, var_1_6=0, var_1_7=1, var_1_8=16, var_1_9=8] [L72] CALL assume_abort_if_not(var_1_4 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, var_1_10=256, var_1_1=1, var_1_4=2, var_1_6=0, var_1_7=1, var_1_8=16, var_1_9=8] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not(var_1_4 <= 127) VAL [isInitial=1, last_1_var_1_10=256, var_1_10=256, var_1_1=1, var_1_4=2, var_1_6=0, var_1_7=1, var_1_8=16, var_1_9=8] [L73] CALL assume_abort_if_not(var_1_4 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, var_1_10=256, var_1_1=1, var_1_4=2, var_1_6=0, var_1_7=1, var_1_8=16, var_1_9=8] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(var_1_4 != 0) VAL [isInitial=1, last_1_var_1_10=256, var_1_10=256, var_1_1=1, var_1_4=2, var_1_6=0, var_1_7=1, var_1_8=16, var_1_9=8] [L74] var_1_6 = __VERIFIER_nondet_uchar() [L75] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, var_1_10=256, var_1_1=1, var_1_4=2, var_1_7=1, var_1_8=16, var_1_9=8] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_10=256, var_1_10=256, var_1_1=1, var_1_4=2, var_1_7=1, var_1_8=16, var_1_9=8] [L76] CALL assume_abort_if_not(var_1_6 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, var_1_10=256, var_1_1=1, var_1_4=2, var_1_6=0, var_1_7=1, var_1_8=16, var_1_9=8] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(var_1_6 <= 0) VAL [isInitial=1, last_1_var_1_10=256, var_1_10=256, var_1_1=1, var_1_4=2, var_1_6=0, var_1_7=1, var_1_8=16, var_1_9=8] [L77] var_1_7 = __VERIFIER_nondet_uchar() [L78] CALL assume_abort_if_not(var_1_7 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, var_1_10=256, var_1_1=1, var_1_4=2, var_1_6=0, var_1_7=1, var_1_8=16, var_1_9=8] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not(var_1_7 >= 1) VAL [isInitial=1, last_1_var_1_10=256, var_1_10=256, var_1_1=1, var_1_4=2, var_1_6=0, var_1_7=1, var_1_8=16, var_1_9=8] [L79] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, var_1_10=256, var_1_1=1, var_1_4=2, var_1_6=0, var_1_7=1, var_1_8=16, var_1_9=8] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_10=256, var_1_10=256, var_1_1=1, var_1_4=2, var_1_6=0, var_1_7=1, var_1_8=16, var_1_9=8] [L80] var_1_9 = __VERIFIER_nondet_uchar() [L81] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, var_1_10=256, var_1_1=1, var_1_4=2, var_1_6=0, var_1_7=1, var_1_8=16] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_10=256, var_1_10=256, var_1_1=1, var_1_4=2, var_1_6=0, var_1_7=1, var_1_8=16] [L82] CALL assume_abort_if_not(var_1_9 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, var_1_10=256, var_1_1=1, var_1_4=2, var_1_6=0, var_1_7=1, var_1_8=16, var_1_9=0] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(var_1_9 <= 254) VAL [isInitial=1, last_1_var_1_10=256, var_1_10=256, var_1_1=1, var_1_4=2, var_1_6=0, var_1_7=1, var_1_8=16, var_1_9=0] [L96] RET updateVariables() [L97] CALL step() [L34] signed char stepLocal_3 = var_1_4; [L35] unsigned char stepLocal_2 = var_1_7; [L36] COND FALSE !(2 != stepLocal_3) [L39] COND TRUE (var_1_9 <= last_1_var_1_10) && stepLocal_2 [L40] var_1_8 = 128 [L45] signed long int stepLocal_1 = var_1_8 / var_1_4; [L46] signed long int stepLocal_0 = (((var_1_4) < (var_1_8)) ? (var_1_4) : (var_1_8)); [L47] COND FALSE !((- var_1_2) >= 16.75) [L58] var_1_1 = var_1_6 [L60] signed long int stepLocal_4 = var_1_8 * var_1_8; [L61] COND FALSE !(0 > stepLocal_4) [L97] RET step() [L98] CALL, EXPR property() [L88-L89] return ((((- var_1_2) >= 16.75) ? (((var_1_8 / var_1_4) >= var_1_8) ? ((((((var_1_4) < (var_1_8)) ? (var_1_4) : (var_1_8))) > -32) ? (var_1_1 == ((unsigned char) 0)) : (var_1_1 == ((unsigned char) var_1_6))) : (var_1_1 == ((unsigned char) var_1_7))) : (var_1_1 == ((unsigned char) var_1_6))) && ((2 != var_1_4) ? (var_1_8 == ((unsigned char) var_1_9)) : (((var_1_9 <= last_1_var_1_10) && var_1_7) ? (var_1_8 == ((unsigned char) 128)) : (var_1_8 == ((unsigned char) var_1_9))))) && ((0 > (var_1_8 * var_1_8)) ? (var_1_1 ? (var_1_10 == ((signed long int) 5)) : 1) : 1) ; [L98] RET, EXPR property() [L98] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=256, var_1_10=256, var_1_1=0, var_1_4=2, var_1_6=0, var_1_7=1, var_1_8=128, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=256, var_1_10=256, var_1_1=0, var_1_4=2, var_1_6=0, var_1_7=1, var_1_8=128, var_1_9=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 119.5MB. Free memory was 94.3MB in the beginning and 94.1MB in the end (delta: 177.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 273.74ms. Allocated memory was 119.5MB in the beginning and 151.0MB in the end (delta: 31.5MB). Free memory was 69.7MB in the beginning and 120.9MB in the end (delta: -51.2MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.15ms. Allocated memory is still 151.0MB. Free memory was 120.9MB in the beginning and 120.5MB in the end (delta: 419.8kB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.40ms. Allocated memory is still 151.0MB. Free memory was 120.5MB in the beginning and 119.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 507.11ms. Allocated memory is still 151.0MB. Free memory was 119.2MB in the beginning and 95.3MB in the end (delta: 23.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 386.22ms. Allocated memory is still 151.0MB. Free memory was 95.3MB in the beginning and 75.2MB in the end (delta: 20.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Witness Printer took 3.67ms. Allocated memory is still 151.0MB. Free memory is still 75.2MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-02 22:34:50,858 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4c7df5-9062-4a53-ad2c-cf8b108ae8f7/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_0e4c7df5-9062-4a53-ad2c-cf8b108ae8f7/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4c7df5-9062-4a53-ad2c-cf8b108ae8f7/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_0e4c7df5-9062-4a53-ad2c-cf8b108ae8f7/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4c7df5-9062-4a53-ad2c-cf8b108ae8f7/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-46.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4c7df5-9062-4a53-ad2c-cf8b108ae8f7/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_0e4c7df5-9062-4a53-ad2c-cf8b108ae8f7/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 ee31227ad27ad39acff6b0aaf8fcd87c03115ab52de32946a18b44c8bd24cced --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:34:52,773 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:34:52,850 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4c7df5-9062-4a53-ad2c-cf8b108ae8f7/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-02 22:34:52,879 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:34:52,880 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:34:52,880 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:34:52,881 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:34:52,882 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:34:52,882 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:34:52,883 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:34:52,883 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:34:52,884 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:34:52,884 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:34:52,885 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:34:52,885 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:34:52,886 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:34:52,886 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 22:34:52,887 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 22:34:52,887 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 22:34:52,888 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:34:52,888 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:34:52,891 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:34:52,891 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:34:52,892 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:34:52,892 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:34:52,892 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:34:52,893 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 22:34:52,893 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:34:52,893 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:34:52,894 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:34:52,894 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:34:52,894 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:34:52,895 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 22:34:52,895 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:34:52,895 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:34:52,895 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 22:34:52,896 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 22:34:52,896 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_0e4c7df5-9062-4a53-ad2c-cf8b108ae8f7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4c7df5-9062-4a53-ad2c-cf8b108ae8f7/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ee31227ad27ad39acff6b0aaf8fcd87c03115ab52de32946a18b44c8bd24cced [2023-12-02 22:34:53,202 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:34:53,222 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:34:53,224 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:34:53,226 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:34:53,226 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:34:53,228 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4c7df5-9062-4a53-ad2c-cf8b108ae8f7/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-46.i [2023-12-02 22:34:56,031 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:34:56,239 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:34:56,239 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4c7df5-9062-4a53-ad2c-cf8b108ae8f7/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-46.i [2023-12-02 22:34:56,247 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4c7df5-9062-4a53-ad2c-cf8b108ae8f7/bin/ukojak-verify-Qdu7aM0XO9/data/2b4f038e6/d503f6b702eb4c358e4ceee683048f47/FLAG1e70af109 [2023-12-02 22:34:56,263 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4c7df5-9062-4a53-ad2c-cf8b108ae8f7/bin/ukojak-verify-Qdu7aM0XO9/data/2b4f038e6/d503f6b702eb4c358e4ceee683048f47 [2023-12-02 22:34:56,266 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:34:56,267 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:34:56,269 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:34:56,269 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:34:56,274 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:34:56,275 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:34:56" (1/1) ... [2023-12-02 22:34:56,276 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51764dde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:34:56, skipping insertion in model container [2023-12-02 22:34:56,277 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:34:56" (1/1) ... [2023-12-02 22:34:56,304 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:34:56,465 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_0e4c7df5-9062-4a53-ad2c-cf8b108ae8f7/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-46.i[915,928] [2023-12-02 22:34:56,504 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:34:56,522 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:34:56,537 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_0e4c7df5-9062-4a53-ad2c-cf8b108ae8f7/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-46.i[915,928] [2023-12-02 22:34:56,556 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:34:56,576 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:34:56,577 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:34:56 WrapperNode [2023-12-02 22:34:56,577 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:34:56,578 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:34:56,578 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:34:56,579 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:34:56,587 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:34:56" (1/1) ... [2023-12-02 22:34:56,599 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:34:56" (1/1) ... [2023-12-02 22:34:56,626 INFO L138 Inliner]: procedures = 27, calls = 23, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 89 [2023-12-02 22:34:56,626 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:34:56,627 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:34:56,627 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:34:56,627 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:34:56,638 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:34:56" (1/1) ... [2023-12-02 22:34:56,638 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:34:56" (1/1) ... [2023-12-02 22:34:56,642 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:34:56" (1/1) ... [2023-12-02 22:34:56,642 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:34:56" (1/1) ... [2023-12-02 22:34:56,651 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:34:56" (1/1) ... [2023-12-02 22:34:56,655 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:34:56" (1/1) ... [2023-12-02 22:34:56,658 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:34:56" (1/1) ... [2023-12-02 22:34:56,660 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:34:56" (1/1) ... [2023-12-02 22:34:56,664 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:34:56,665 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:34:56,665 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:34:56,665 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:34:56,666 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:34:56" (1/1) ... [2023-12-02 22:34:56,672 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:34:56,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4c7df5-9062-4a53-ad2c-cf8b108ae8f7/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:34:56,697 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4c7df5-9062-4a53-ad2c-cf8b108ae8f7/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:34:56,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4c7df5-9062-4a53-ad2c-cf8b108ae8f7/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:34:56,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:34:56,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 22:34:56,736 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 22:34:56,736 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 22:34:56,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:34:56,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:34:56,823 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:34:56,825 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:34:57,129 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:34:57,273 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:34:57,274 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 22:34:57,275 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:34:57 BoogieIcfgContainer [2023-12-02 22:34:57,276 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:34:57,277 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:34:57,277 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:34:57,287 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:34:57,288 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:34:57" (1/1) ... [2023-12-02 22:34:57,297 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:34:57,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:34:57,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2023-12-02 22:34:57,357 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2023-12-02 22:34:57,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 22:34:57,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:34:57,364 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:34:57,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4c7df5-9062-4a53-ad2c-cf8b108ae8f7/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:34:57,389 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4c7df5-9062-4a53-ad2c-cf8b108ae8f7/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:34:57,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4c7df5-9062-4a53-ad2c-cf8b108ae8f7/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-02 22:34:57,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:34:57,711 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 22:34:57,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:34:57,782 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-02 22:34:57,791 INFO L285 TraceCheckSpWp]: Computing forward predicates...