./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-63.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67bcbde-845f-4acd-b834-ea1562947fca/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67bcbde-845f-4acd-b834-ea1562947fca/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67bcbde-845f-4acd-b834-ea1562947fca/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67bcbde-845f-4acd-b834-ea1562947fca/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-63.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67bcbde-845f-4acd-b834-ea1562947fca/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67bcbde-845f-4acd-b834-ea1562947fca/bin/ukojak-verify-ENZ3QT5qd3 --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 886b3232bc42df15ec2cb488216aa307e0317bc0a29df06284f7e19764141f20 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:23:45,121 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:23:45,185 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67bcbde-845f-4acd-b834-ea1562947fca/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 04:23:45,190 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:23:45,190 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:23:45,217 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:23:45,218 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:23:45,218 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:23:45,218 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:23:45,219 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:23:45,219 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:23:45,219 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:23:45,219 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:23:45,219 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:23:45,219 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:23:45,220 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:23:45,220 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:23:45,220 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:23:45,220 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:23:45,220 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:23:45,220 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:23:45,221 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:23:45,221 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:23:45,221 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:23:45,221 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:23:45,221 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:23:45,221 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:23:45,222 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:23:45,222 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:23:45,222 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:23:45,222 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:23:45,222 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:23:45,222 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:23:45,223 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_f67bcbde-845f-4acd-b834-ea1562947fca/bin/ukojak-verify-ENZ3QT5qd3 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 -> 886b3232bc42df15ec2cb488216aa307e0317bc0a29df06284f7e19764141f20 [2024-11-25 04:23:45,526 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:23:45,539 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:23:45,543 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:23:45,544 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:23:45,547 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:23:45,548 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67bcbde-845f-4acd-b834-ea1562947fca/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-63.i [2024-11-25 04:23:48,618 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67bcbde-845f-4acd-b834-ea1562947fca/bin/ukojak-verify-ENZ3QT5qd3/data/e6e583348/f3360104e7e94e3f81460aca8d461600/FLAG0720664dc [2024-11-25 04:23:48,975 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:23:48,976 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67bcbde-845f-4acd-b834-ea1562947fca/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-63.i [2024-11-25 04:23:48,988 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67bcbde-845f-4acd-b834-ea1562947fca/bin/ukojak-verify-ENZ3QT5qd3/data/e6e583348/f3360104e7e94e3f81460aca8d461600/FLAG0720664dc [2024-11-25 04:23:49,209 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67bcbde-845f-4acd-b834-ea1562947fca/bin/ukojak-verify-ENZ3QT5qd3/data/e6e583348/f3360104e7e94e3f81460aca8d461600 [2024-11-25 04:23:49,212 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:23:49,215 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:23:49,217 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:23:49,217 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:23:49,222 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:23:49,223 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:23:49" (1/1) ... [2024-11-25 04:23:49,224 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19f29e20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:49, skipping insertion in model container [2024-11-25 04:23:49,225 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:23:49" (1/1) ... [2024-11-25 04:23:49,246 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:23:49,397 WARN L250 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_f67bcbde-845f-4acd-b834-ea1562947fca/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-63.i[915,928] [2024-11-25 04:23:49,425 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:23:49,435 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:23:49,445 WARN L250 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_f67bcbde-845f-4acd-b834-ea1562947fca/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-63.i[915,928] [2024-11-25 04:23:49,456 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:23:49,474 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:23:49,475 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:49 WrapperNode [2024-11-25 04:23:49,475 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:23:49,476 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:23:49,477 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:23:49,477 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:23:49,484 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:49" (1/1) ... [2024-11-25 04:23:49,491 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:49" (1/1) ... [2024-11-25 04:23:49,508 INFO L138 Inliner]: procedures = 26, calls = 21, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 71 [2024-11-25 04:23:49,509 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:23:49,509 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:23:49,510 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:23:49,510 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:23:49,517 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:49" (1/1) ... [2024-11-25 04:23:49,517 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:49" (1/1) ... [2024-11-25 04:23:49,519 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:49" (1/1) ... [2024-11-25 04:23:49,519 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:49" (1/1) ... [2024-11-25 04:23:49,524 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:49" (1/1) ... [2024-11-25 04:23:49,524 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:49" (1/1) ... [2024-11-25 04:23:49,527 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:49" (1/1) ... [2024-11-25 04:23:49,528 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:49" (1/1) ... [2024-11-25 04:23:49,529 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:49" (1/1) ... [2024-11-25 04:23:49,531 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:23:49,532 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:23:49,532 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:23:49,532 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:23:49,533 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:49" (1/1) ... [2024-11-25 04:23:49,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:23:49,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67bcbde-845f-4acd-b834-ea1562947fca/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:23:49,565 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67bcbde-845f-4acd-b834-ea1562947fca/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:23:49,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67bcbde-845f-4acd-b834-ea1562947fca/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:23:49,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:23:49,594 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 04:23:49,594 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 04:23:49,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 04:23:49,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:23:49,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:23:49,664 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:23:49,667 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:23:49,828 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-25 04:23:49,828 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:23:49,897 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:23:49,898 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 04:23:49,898 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:23:49 BoogieIcfgContainer [2024-11-25 04:23:49,898 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:23:49,899 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:23:49,899 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:23:49,909 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:23:49,910 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:23:49" (1/1) ... [2024-11-25 04:23:49,918 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:23:49,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:23:49,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2024-11-25 04:23:49,978 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2024-11-25 04:23:49,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-25 04:23:49,983 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:23:49,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:23:50,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:23:50,140 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:23:50,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:23:50,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:23:50,387 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:23:50,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:23:50,460 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-25 04:23:50,507 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 04:23:50 ImpRootNode [2024-11-25 04:23:50,507 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 04:23:50,508 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 04:23:50,508 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 04:23:50,508 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 04:23:50,509 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:23:49" (3/4) ... [2024-11-25 04:23:50,511 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 04:23:50,512 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 04:23:50,513 INFO L158 Benchmark]: Toolchain (without parser) took 1298.53ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 41.9MB in the end (delta: 51.4MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-11-25 04:23:50,514 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 167.8MB. Free memory is still 103.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:23:50,515 INFO L158 Benchmark]: CACSL2BoogieTranslator took 258.56ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 81.4MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:23:50,516 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.62ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 80.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:23:50,516 INFO L158 Benchmark]: Boogie Preprocessor took 21.69ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 79.2MB in the end (delta: 846.6kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:23:50,517 INFO L158 Benchmark]: RCFGBuilder took 366.59ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 64.5MB in the end (delta: 14.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:23:50,517 INFO L158 Benchmark]: CodeCheck took 608.35ms. Allocated memory is still 117.4MB. Free memory was 64.5MB in the beginning and 42.2MB in the end (delta: 22.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 04:23:50,517 INFO L158 Benchmark]: Witness Printer took 4.49ms. Allocated memory is still 117.4MB. Free memory was 42.2MB in the beginning and 41.9MB in the end (delta: 351.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:23:50,524 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, 22 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 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, ConComCheckerStatistics: 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 someBinaryArithmeticDOUBLEoperation at line 35, overapproximation of someBinaryDOUBLEComparisonOperation at line 58, overapproximation of someBinaryDOUBLEComparisonOperation at line 51, overapproximation of someBinaryDOUBLEComparisonOperation at line 53. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 2.2; [L23] signed long int var_1_2 = 32; [L24] signed long int var_1_3 = 5; [L25] signed long int var_1_4 = 5; [L26] double var_1_6 = 63.2; [L27] double var_1_7 = 25.2; [L28] unsigned long int var_1_8 = 128; [L62] isInitial = 1 [L63] FCALL initially() [L65] FCALL updateLastVariables() [L66] CALL updateVariables() [L41] var_1_2 = __VERIFIER_nondet_long() [L42] CALL assume_abort_if_not(var_1_2 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_1=11/5, var_1_2=0, var_1_3=5, var_1_4=5, var_1_6=316/5, var_1_7=126/5, var_1_8=128] [L20] COND FALSE !(!cond) [L42] RET assume_abort_if_not(var_1_2 >= -1) VAL [isInitial=1, var_1_1=11/5, var_1_2=0, var_1_3=5, var_1_4=5, var_1_6=316/5, var_1_7=126/5, var_1_8=128] [L43] CALL assume_abort_if_not(var_1_2 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_1=11/5, var_1_2=0, var_1_3=5, var_1_4=5, var_1_6=316/5, var_1_7=126/5, var_1_8=128] [L20] COND FALSE !(!cond) [L43] RET assume_abort_if_not(var_1_2 <= 2147483647) VAL [isInitial=1, var_1_1=11/5, var_1_2=0, var_1_3=5, var_1_4=5, var_1_6=316/5, var_1_7=126/5, var_1_8=128] [L44] var_1_3 = __VERIFIER_nondet_long() [L45] CALL assume_abort_if_not(var_1_3 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_1=11/5, var_1_2=0, var_1_3=1, var_1_4=5, var_1_6=316/5, var_1_7=126/5, var_1_8=128] [L20] COND FALSE !(!cond) [L45] RET assume_abort_if_not(var_1_3 >= -1) VAL [isInitial=1, var_1_1=11/5, var_1_2=0, var_1_3=1, var_1_4=5, var_1_6=316/5, var_1_7=126/5, var_1_8=128] [L46] CALL assume_abort_if_not(var_1_3 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_1=11/5, var_1_2=0, var_1_3=1, var_1_4=5, var_1_6=316/5, var_1_7=126/5, var_1_8=128] [L20] COND FALSE !(!cond) [L46] RET assume_abort_if_not(var_1_3 <= 2147483647) VAL [isInitial=1, var_1_1=11/5, var_1_2=0, var_1_3=1, var_1_4=5, var_1_6=316/5, var_1_7=126/5, var_1_8=128] [L47] var_1_4 = __VERIFIER_nondet_long() [L48] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_1=11/5, var_1_2=0, var_1_3=1, var_1_4=1, var_1_6=316/5, var_1_7=126/5, var_1_8=128] [L20] COND FALSE !(!cond) [L48] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_1=11/5, var_1_2=0, var_1_3=1, var_1_4=1, var_1_6=316/5, var_1_7=126/5, var_1_8=128] [L49] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_1=11/5, var_1_2=0, var_1_3=1, var_1_4=1, var_1_6=316/5, var_1_7=126/5, var_1_8=128] [L20] COND FALSE !(!cond) [L49] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, var_1_1=11/5, var_1_2=0, var_1_3=1, var_1_4=1, var_1_6=316/5, var_1_7=126/5, var_1_8=128] [L50] var_1_6 = __VERIFIER_nondet_double() [L51] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_1=11/5, var_1_2=0, var_1_3=1, var_1_4=1, var_1_7=126/5, var_1_8=128] [L20] COND FALSE !(!cond) [L51] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_1=11/5, var_1_2=0, var_1_3=1, var_1_4=1, var_1_7=126/5, var_1_8=128] [L52] var_1_7 = __VERIFIER_nondet_double() [L53] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_1=11/5, var_1_2=0, var_1_3=1, var_1_4=1, var_1_8=128] [L20] COND FALSE !(!cond) [L53] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_1=11/5, var_1_2=0, var_1_3=1, var_1_4=1, var_1_8=128] [L66] RET updateVariables() [L67] CALL step() [L32] var_1_8 = var_1_4 [L33] signed long int stepLocal_0 = ((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3))) - var_1_4; [L34] COND FALSE !(stepLocal_0 >= var_1_8) [L37] var_1_1 = var_1_7 [L67] RET step() [L68] CALL, EXPR property() [L58-L59] return (((((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3))) - var_1_4) >= var_1_8) ? (var_1_1 == ((double) (((((var_1_6 - var_1_7) < 0 ) ? -(var_1_6 - var_1_7) : (var_1_6 - var_1_7))) - 0.8))) : (var_1_1 == ((double) var_1_7))) && (var_1_8 == ((unsigned long int) var_1_4)) ; [L68] RET, EXPR property() [L68] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_1=2, var_1_2=0, var_1_3=1, var_1_4=1, var_1_7=2, var_1_8=1] [L19] reach_error() VAL [isInitial=1, var_1_1=2, var_1_2=0, var_1_3=1, var_1_4=1, var_1_7=2, var_1_8=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 167.8MB. Free memory is still 103.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 258.56ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 81.4MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.62ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 80.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 21.69ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 79.2MB in the end (delta: 846.6kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 366.59ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 64.5MB in the end (delta: 14.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 608.35ms. Allocated memory is still 117.4MB. Free memory was 64.5MB in the beginning and 42.2MB in the end (delta: 22.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 4.49ms. Allocated memory is still 117.4MB. Free memory was 42.2MB in the beginning and 41.9MB in the end (delta: 351.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-25 04:23:50,543 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67bcbde-845f-4acd-b834-ea1562947fca/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67bcbde-845f-4acd-b834-ea1562947fca/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67bcbde-845f-4acd-b834-ea1562947fca/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67bcbde-845f-4acd-b834-ea1562947fca/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67bcbde-845f-4acd-b834-ea1562947fca/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-63.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67bcbde-845f-4acd-b834-ea1562947fca/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67bcbde-845f-4acd-b834-ea1562947fca/bin/ukojak-verify-ENZ3QT5qd3 --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 886b3232bc42df15ec2cb488216aa307e0317bc0a29df06284f7e19764141f20 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:23:53,205 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:23:53,345 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67bcbde-845f-4acd-b834-ea1562947fca/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 04:23:53,397 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:23:53,398 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:23:53,398 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:23:53,399 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:23:53,399 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:23:53,399 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:23:53,400 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:23:53,400 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:23:53,400 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:23:53,400 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:23:53,400 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:23:53,400 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:23:53,400 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:23:53,400 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 04:23:53,400 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 04:23:53,401 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 04:23:53,401 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:23:53,401 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:23:53,401 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:23:53,401 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:23:53,401 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:23:53,401 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:23:53,401 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:23:53,401 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:23:53,401 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 04:23:53,402 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:23:53,402 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:23:53,402 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:23:53,402 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:23:53,402 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:23:53,402 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 04:23:53,402 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:23:53,402 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 04:23:53,403 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_f67bcbde-845f-4acd-b834-ea1562947fca/bin/ukojak-verify-ENZ3QT5qd3 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 -> 886b3232bc42df15ec2cb488216aa307e0317bc0a29df06284f7e19764141f20 [2024-11-25 04:23:53,747 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:23:53,755 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:23:53,757 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:23:53,758 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:23:53,759 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:23:53,763 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67bcbde-845f-4acd-b834-ea1562947fca/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-63.i [2024-11-25 04:23:56,857 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67bcbde-845f-4acd-b834-ea1562947fca/bin/ukojak-verify-ENZ3QT5qd3/data/b1d03c522/e8c551d6ec46495f97cafda2fca2bf57/FLAG859d48019 [2024-11-25 04:23:57,100 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:23:57,101 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67bcbde-845f-4acd-b834-ea1562947fca/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-63.i [2024-11-25 04:23:57,112 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67bcbde-845f-4acd-b834-ea1562947fca/bin/ukojak-verify-ENZ3QT5qd3/data/b1d03c522/e8c551d6ec46495f97cafda2fca2bf57/FLAG859d48019 [2024-11-25 04:23:57,136 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67bcbde-845f-4acd-b834-ea1562947fca/bin/ukojak-verify-ENZ3QT5qd3/data/b1d03c522/e8c551d6ec46495f97cafda2fca2bf57 [2024-11-25 04:23:57,142 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:23:57,144 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:23:57,145 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:23:57,145 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:23:57,152 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:23:57,153 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:23:57" (1/1) ... [2024-11-25 04:23:57,156 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24889828 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:57, skipping insertion in model container [2024-11-25 04:23:57,156 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:23:57" (1/1) ... [2024-11-25 04:23:57,174 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:23:57,344 WARN L250 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_f67bcbde-845f-4acd-b834-ea1562947fca/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-63.i[915,928] [2024-11-25 04:23:57,389 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:23:57,409 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:23:57,425 WARN L250 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_f67bcbde-845f-4acd-b834-ea1562947fca/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-63.i[915,928] [2024-11-25 04:23:57,448 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:23:57,468 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:23:57,471 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:57 WrapperNode [2024-11-25 04:23:57,471 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:23:57,472 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:23:57,472 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:23:57,472 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:23:57,481 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:57" (1/1) ... [2024-11-25 04:23:57,499 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:57" (1/1) ... [2024-11-25 04:23:57,529 INFO L138 Inliner]: procedures = 27, calls = 21, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 68 [2024-11-25 04:23:57,529 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:23:57,530 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:23:57,530 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:23:57,530 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:23:57,537 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:57" (1/1) ... [2024-11-25 04:23:57,539 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:57" (1/1) ... [2024-11-25 04:23:57,543 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:57" (1/1) ... [2024-11-25 04:23:57,543 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:57" (1/1) ... [2024-11-25 04:23:57,558 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:57" (1/1) ... [2024-11-25 04:23:57,562 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:57" (1/1) ... [2024-11-25 04:23:57,569 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:57" (1/1) ... [2024-11-25 04:23:57,571 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:57" (1/1) ... [2024-11-25 04:23:57,575 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:57" (1/1) ... [2024-11-25 04:23:57,581 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:23:57,582 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:23:57,582 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:23:57,582 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:23:57,583 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:57" (1/1) ... [2024-11-25 04:23:57,597 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:23:57,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67bcbde-845f-4acd-b834-ea1562947fca/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:23:57,632 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67bcbde-845f-4acd-b834-ea1562947fca/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:23:57,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67bcbde-845f-4acd-b834-ea1562947fca/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:23:57,665 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:23:57,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 04:23:57,665 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 04:23:57,665 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 04:23:57,665 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:23:57,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:23:57,749 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:23:57,751 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:23:59,842 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-25 04:23:59,842 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:23:59,963 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:23:59,964 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 04:23:59,964 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:23:59 BoogieIcfgContainer [2024-11-25 04:23:59,965 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:23:59,965 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:23:59,966 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:23:59,977 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:23:59,978 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:23:59" (1/1) ... [2024-11-25 04:23:59,986 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:24:00,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:24:00,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2024-11-25 04:24:00,050 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2024-11-25 04:24:00,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-25 04:24:00,056 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:24:00,057 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:24:00,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67bcbde-845f-4acd-b834-ea1562947fca/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:24:00,059 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67bcbde-845f-4acd-b834-ea1562947fca/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:24:00,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67bcbde-845f-4acd-b834-ea1562947fca/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 04:24:00,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:24:00,824 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:24:04,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:24:04,373 INFO L256 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-25 04:24:04,380 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:24:28,795 WARN L286 SmtUtils]: Spent 6.18s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:24:34,422 WARN L286 SmtUtils]: Spent 5.62s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:24:54,985 WARN L286 SmtUtils]: Spent 19.25s on a formula simplification. DAG size of input: 9 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:25:07,762 WARN L286 SmtUtils]: Spent 8.81s on a formula simplification. DAG size of input: 4 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:25:13,990 WARN L286 SmtUtils]: Spent 5.87s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:25:32,689 WARN L286 SmtUtils]: Spent 13.68s on a formula simplification. DAG size of input: 9 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:25:41,848 WARN L286 SmtUtils]: Spent 9.11s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:25:46,970 WARN L286 SmtUtils]: Spent 5.12s on a formula simplification. DAG size of input: 4 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:26:01,826 WARN L286 SmtUtils]: Spent 10.05s on a formula simplification. DAG size of input: 4 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:26:15,499 WARN L286 SmtUtils]: Spent 13.49s on a formula simplification. DAG size of input: 9 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:26:27,152 WARN L286 SmtUtils]: Spent 11.56s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:26:43,206 WARN L286 SmtUtils]: Spent 14.00s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:26:58,741 WARN L286 SmtUtils]: Spent 13.15s on a formula simplification. DAG size of input: 9 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:27:17,039 WARN L286 SmtUtils]: Spent 18.25s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:27:23,858 WARN L286 SmtUtils]: Spent 6.82s on a formula simplification. DAG size of input: 4 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:27:38,401 WARN L286 SmtUtils]: Spent 13.92s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:27:47,263 WARN L286 SmtUtils]: Spent 8.86s on a formula simplification. DAG size of input: 4 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:27:53,317 WARN L286 SmtUtils]: Spent 6.05s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:28:41,169 WARN L286 SmtUtils]: Spent 15.27s on a formula simplification. DAG size of input: 8 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:28:54,893 WARN L286 SmtUtils]: Spent 7.19s on a formula simplification. DAG size of input: 10 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:29:42,749 WARN L286 SmtUtils]: Spent 11.44s on a formula simplification. DAG size of input: 8 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:29:50,489 WARN L286 SmtUtils]: Spent 7.74s on a formula simplification. DAG size of input: 10 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:29:59,516 WARN L286 SmtUtils]: Spent 6.14s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:30:05,268 WARN L286 SmtUtils]: Spent 5.71s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:30:27,216 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 20 proven. 4 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-25 04:30:27,225 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67bcbde-845f-4acd-b834-ea1562947fca/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-25 04:30:29,667 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 04:30:33,134 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.50s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 04:30:34,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:30:34,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 38 states and 58 transitions. [2024-11-25 04:30:34,718 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 58 transitions. [2024-11-25 04:30:34,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-25 04:30:34,720 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:30:34,720 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:30:34,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67bcbde-845f-4acd-b834-ea1562947fca/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:30:34,724 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67bcbde-845f-4acd-b834-ea1562947fca/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:30:34,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67bcbde-845f-4acd-b834-ea1562947fca/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 04:30:35,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:30:35,412 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:30:39,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:30:39,761 INFO L256 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-25 04:30:39,764 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:31:07,648 WARN L286 SmtUtils]: Spent 5.48s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:31:29,503 WARN L286 SmtUtils]: Spent 20.39s on a formula simplification. DAG size of input: 9 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:31:36,710 WARN L286 SmtUtils]: Spent 7.16s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:31:44,377 WARN L286 SmtUtils]: Spent 5.51s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:31:57,862 WARN L286 SmtUtils]: Spent 10.04s on a formula simplification. DAG size of input: 9 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:32:04,117 WARN L286 SmtUtils]: Spent 6.21s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:32:15,098 WARN L286 SmtUtils]: Spent 6.03s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:32:38,528 WARN L286 SmtUtils]: Spent 18.72s on a formula simplification. DAG size of input: 9 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:32:48,506 WARN L286 SmtUtils]: Spent 9.92s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:33:01,156 WARN L286 SmtUtils]: Spent 9.60s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:33:08,880 WARN L286 SmtUtils]: Spent 7.72s on a formula simplification. DAG size of input: 4 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:33:24,679 WARN L286 SmtUtils]: Spent 15.63s on a formula simplification. DAG size of input: 9 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:33:36,866 WARN L286 SmtUtils]: Spent 12.14s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:34:05,473 WARN L286 SmtUtils]: Spent 5.05s on a formula simplification. DAG size of input: 8 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:34:28,083 WARN L286 SmtUtils]: Spent 5.80s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:34:42,905 WARN L286 SmtUtils]: Spent 14.82s on a formula simplification. DAG size of input: 8 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:34:57,816 WARN L286 SmtUtils]: Spent 7.43s on a formula simplification. DAG size of input: 10 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:35:07,071 WARN L286 SmtUtils]: Spent 9.25s on a formula simplification. DAG size of input: 9 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:35:14,089 WARN L286 SmtUtils]: Spent 5.31s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:35:49,041 WARN L286 SmtUtils]: Spent 5.84s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:36:00,311 WARN L286 SmtUtils]: Spent 11.27s on a formula simplification. DAG size of input: 8 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:36:11,928 WARN L286 SmtUtils]: Spent 11.62s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:36:34,054 WARN L286 SmtUtils]: Spent 9.23s on a formula simplification. DAG size of input: 8 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:36:42,357 WARN L286 SmtUtils]: Spent 8.30s on a formula simplification. DAG size of input: 9 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:37:06,292 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 20 proven. 4 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-25 04:37:06,301 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67bcbde-845f-4acd-b834-ea1562947fca/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-25 04:37:06,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:06,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 38 states and 58 transitions. [2024-11-25 04:37:06,839 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 58 transitions. [2024-11-25 04:37:06,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-25 04:37:06,840 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:06,840 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:37:06,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67bcbde-845f-4acd-b834-ea1562947fca/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:37:06,843 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67bcbde-845f-4acd-b834-ea1562947fca/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:37:06,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f67bcbde-845f-4acd-b834-ea1562947fca/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 04:37:07,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:07,488 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:37:10,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:10,932 INFO L256 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-25 04:37:10,935 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:37:39,757 WARN L286 SmtUtils]: Spent 6.21s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:38:00,538 WARN L286 SmtUtils]: Spent 14.75s on a formula simplification. DAG size of input: 9 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:38:10,124 WARN L286 SmtUtils]: Spent 9.52s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:38:20,180 WARN L286 SmtUtils]: Spent 10.06s on a formula simplification. DAG size of input: 4 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:38:33,779 WARN L286 SmtUtils]: Spent 12.47s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:38:53,485 WARN L286 SmtUtils]: Spent 14.83s on a formula simplification. DAG size of input: 9 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:39:07,029 WARN L286 SmtUtils]: Spent 13.48s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:39:12,401 WARN L286 SmtUtils]: Spent 5.37s on a formula simplification. DAG size of input: 4 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)