./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 a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d954f9cd-f05f-4045-8d22-539a61b4ab2a/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d954f9cd-f05f-4045-8d22-539a61b4ab2a/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d954f9cd-f05f-4045-8d22-539a61b4ab2a/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d954f9cd-f05f-4045-8d22-539a61b4ab2a/bin/ukojak-verify-ImItNfHLgk/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_d954f9cd-f05f-4045-8d22-539a61b4ab2a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d954f9cd-f05f-4045-8d22-539a61b4ab2a/bin/ukojak-verify-ImItNfHLgk --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 0.2.5-dev-a016563 [2024-11-08 23:21:22,129 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:21:22,202 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d954f9cd-f05f-4045-8d22-539a61b4ab2a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:21:22,210 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:21:22,212 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:21:22,252 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:21:22,253 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:21:22,255 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:21:22,256 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:21:22,257 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:21:22,258 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:21:22,259 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:21:22,260 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:21:22,260 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:21:22,260 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:21:22,264 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:21:22,264 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:21:22,265 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:21:22,265 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:21:22,265 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:21:22,266 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:21:22,270 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:21:22,270 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:21:22,271 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:21:22,271 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:21:22,271 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:21:22,272 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:21:22,272 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:21:22,272 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:21:22,273 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:21:22,273 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:21:22,273 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:21:22,274 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:21:22,278 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_d954f9cd-f05f-4045-8d22-539a61b4ab2a/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d954f9cd-f05f-4045-8d22-539a61b4ab2a/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 886b3232bc42df15ec2cb488216aa307e0317bc0a29df06284f7e19764141f20 [2024-11-08 23:21:22,636 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:21:22,690 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:21:22,692 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:21:22,693 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:21:22,694 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:21:22,695 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d954f9cd-f05f-4045-8d22-539a61b4ab2a/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-63.i Unable to find full path for "g++" [2024-11-08 23:21:24,723 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:21:25,027 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:21:25,028 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d954f9cd-f05f-4045-8d22-539a61b4ab2a/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-63.i [2024-11-08 23:21:25,040 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d954f9cd-f05f-4045-8d22-539a61b4ab2a/bin/ukojak-verify-ImItNfHLgk/data/fffa68b83/1bdb4d6eca7e4c9e8de6159489b49c93/FLAG7d826d766 [2024-11-08 23:21:25,066 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d954f9cd-f05f-4045-8d22-539a61b4ab2a/bin/ukojak-verify-ImItNfHLgk/data/fffa68b83/1bdb4d6eca7e4c9e8de6159489b49c93 [2024-11-08 23:21:25,071 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:21:25,073 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:21:25,076 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:21:25,077 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:21:25,083 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:21:25,084 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:21:25" (1/1) ... [2024-11-08 23:21:25,086 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@293cf021 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:25, skipping insertion in model container [2024-11-08 23:21:25,087 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:21:25" (1/1) ... [2024-11-08 23:21:25,120 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:21:25,322 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_d954f9cd-f05f-4045-8d22-539a61b4ab2a/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-63.i[915,928] [2024-11-08 23:21:25,357 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:21:25,368 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:21:25,380 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_d954f9cd-f05f-4045-8d22-539a61b4ab2a/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-63.i[915,928] [2024-11-08 23:21:25,393 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:21:25,414 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:21:25,414 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:25 WrapperNode [2024-11-08 23:21:25,415 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:21:25,416 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:21:25,416 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:21:25,416 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:21:25,424 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:25" (1/1) ... [2024-11-08 23:21:25,432 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:25" (1/1) ... [2024-11-08 23:21:25,458 INFO L138 Inliner]: procedures = 26, calls = 21, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 71 [2024-11-08 23:21:25,459 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:21:25,460 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:21:25,460 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:21:25,460 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:21:25,473 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:25" (1/1) ... [2024-11-08 23:21:25,474 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:25" (1/1) ... [2024-11-08 23:21:25,477 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:25" (1/1) ... [2024-11-08 23:21:25,481 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:25" (1/1) ... [2024-11-08 23:21:25,490 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:25" (1/1) ... [2024-11-08 23:21:25,497 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:25" (1/1) ... [2024-11-08 23:21:25,502 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:25" (1/1) ... [2024-11-08 23:21:25,503 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:25" (1/1) ... [2024-11-08 23:21:25,508 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:21:25,509 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:21:25,511 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:21:25,511 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:21:25,515 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:25" (1/1) ... [2024-11-08 23:21:25,526 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:21:25,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d954f9cd-f05f-4045-8d22-539a61b4ab2a/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:21:25,559 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d954f9cd-f05f-4045-8d22-539a61b4ab2a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:21:25,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d954f9cd-f05f-4045-8d22-539a61b4ab2a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:21:25,607 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:21:25,607 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 23:21:25,608 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 23:21:25,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:21:25,609 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:21:25,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:21:25,716 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:21:25,721 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:21:25,997 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-08 23:21:25,998 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:21:26,088 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:21:26,088 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:21:26,089 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:21:26 BoogieIcfgContainer [2024-11-08 23:21:26,089 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:21:26,090 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:21:26,090 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:21:26,103 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:21:26,104 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:21:26" (1/1) ... [2024-11-08 23:21:26,119 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:21:26,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:21:26,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2024-11-08 23:21:26,175 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2024-11-08 23:21:26,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-08 23:21:26,180 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:21:26,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:21:26,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:21:26,452 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:21:26,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:21:26,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:21:26,686 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:21:26,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:21:26,745 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:21:26,797 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:21:26 ImpRootNode [2024-11-08 23:21:26,798 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:21:26,799 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:21:26,801 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:21:26,802 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:21:26,803 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:21:26" (3/4) ... [2024-11-08 23:21:26,807 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:21:26,809 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:21:26,811 INFO L158 Benchmark]: Toolchain (without parser) took 1736.98ms. Allocated memory is still 180.4MB. Free memory was 148.6MB in the beginning and 94.3MB in the end (delta: 54.3MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2024-11-08 23:21:26,812 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory was 85.5MB in the beginning and 85.4MB in the end (delta: 28.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:21:26,813 INFO L158 Benchmark]: CACSL2BoogieTranslator took 338.79ms. Allocated memory is still 180.4MB. Free memory was 148.6MB in the beginning and 136.0MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:21:26,814 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.41ms. Allocated memory is still 180.4MB. Free memory was 136.0MB in the beginning and 134.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:21:26,815 INFO L158 Benchmark]: Boogie Preprocessor took 48.80ms. Allocated memory is still 180.4MB. Free memory was 134.2MB in the beginning and 133.0MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:21:26,817 INFO L158 Benchmark]: RCFGBuilder took 579.65ms. Allocated memory is still 180.4MB. Free memory was 133.0MB in the beginning and 117.2MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:21:26,818 INFO L158 Benchmark]: CodeCheck took 708.21ms. Allocated memory is still 180.4MB. Free memory was 117.2MB in the beginning and 95.2MB in the end (delta: 22.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-08 23:21:26,818 INFO L158 Benchmark]: Witness Printer took 10.06ms. Allocated memory is still 180.4MB. Free memory was 95.2MB in the beginning and 94.3MB in the end (delta: 876.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:21:26,823 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: 0.6s, 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 - 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 58, overapproximation of someBinaryArithmeticDOUBLEoperation at line 35. 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() [L64] COND TRUE 1 [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=1, 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=1, 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=1, 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=1, 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=1, var_1_3=0, 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=1, var_1_3=0, 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=1, var_1_3=0, 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=1, var_1_3=0, 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=1, var_1_3=0, 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=1, var_1_3=0, 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=1, var_1_3=0, 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=1, var_1_3=0, 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=1, var_1_3=0, 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=1, var_1_3=0, 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=1, var_1_3=0, 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=1, var_1_3=0, 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=1, var_1_3=0, 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=1, var_1_3=0, 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 0.27ms. Allocated memory is still 117.4MB. Free memory was 85.5MB in the beginning and 85.4MB in the end (delta: 28.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 338.79ms. Allocated memory is still 180.4MB. Free memory was 148.6MB in the beginning and 136.0MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.41ms. Allocated memory is still 180.4MB. Free memory was 136.0MB in the beginning and 134.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.80ms. Allocated memory is still 180.4MB. Free memory was 134.2MB in the beginning and 133.0MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 579.65ms. Allocated memory is still 180.4MB. Free memory was 133.0MB in the beginning and 117.2MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 708.21ms. Allocated memory is still 180.4MB. Free memory was 117.2MB in the beginning and 95.2MB in the end (delta: 22.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 10.06ms. Allocated memory is still 180.4MB. Free memory was 95.2MB in the beginning and 94.3MB in the end (delta: 876.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:21:26,871 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d954f9cd-f05f-4045-8d22-539a61b4ab2a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d954f9cd-f05f-4045-8d22-539a61b4ab2a/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d954f9cd-f05f-4045-8d22-539a61b4ab2a/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d954f9cd-f05f-4045-8d22-539a61b4ab2a/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d954f9cd-f05f-4045-8d22-539a61b4ab2a/bin/ukojak-verify-ImItNfHLgk/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_d954f9cd-f05f-4045-8d22-539a61b4ab2a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d954f9cd-f05f-4045-8d22-539a61b4ab2a/bin/ukojak-verify-ImItNfHLgk --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 0.2.5-dev-a016563 [2024-11-08 23:21:29,535 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:21:29,640 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d954f9cd-f05f-4045-8d22-539a61b4ab2a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 23:21:29,690 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:21:29,690 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:21:29,691 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:21:29,692 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:21:29,693 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:21:29,694 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:21:29,694 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:21:29,694 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:21:29,695 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:21:29,695 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:21:29,695 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:21:29,696 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:21:29,696 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:21:29,696 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:21:29,700 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:21:29,700 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:21:29,701 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:21:29,701 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:21:29,705 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:21:29,705 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:21:29,706 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:21:29,706 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:21:29,706 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:21:29,707 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:21:29,707 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:21:29,707 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:21:29,708 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:21:29,708 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:21:29,708 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:21:29,708 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:21:29,710 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:21:29,711 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:21:29,711 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:21:29,711 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_d954f9cd-f05f-4045-8d22-539a61b4ab2a/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d954f9cd-f05f-4045-8d22-539a61b4ab2a/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 886b3232bc42df15ec2cb488216aa307e0317bc0a29df06284f7e19764141f20 [2024-11-08 23:21:30,085 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:21:30,115 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:21:30,119 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:21:30,121 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:21:30,124 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:21:30,125 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d954f9cd-f05f-4045-8d22-539a61b4ab2a/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-63.i Unable to find full path for "g++" [2024-11-08 23:21:32,560 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:21:32,883 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:21:32,884 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d954f9cd-f05f-4045-8d22-539a61b4ab2a/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-63.i [2024-11-08 23:21:32,895 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d954f9cd-f05f-4045-8d22-539a61b4ab2a/bin/ukojak-verify-ImItNfHLgk/data/1872bc462/c185a90e262749f5a840952c46186f79/FLAGed39c8f6a [2024-11-08 23:21:32,912 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d954f9cd-f05f-4045-8d22-539a61b4ab2a/bin/ukojak-verify-ImItNfHLgk/data/1872bc462/c185a90e262749f5a840952c46186f79 [2024-11-08 23:21:32,915 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:21:32,917 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:21:32,919 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:21:32,919 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:21:32,926 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:21:32,927 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:21:32" (1/1) ... [2024-11-08 23:21:32,928 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4354ac3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:32, skipping insertion in model container [2024-11-08 23:21:32,929 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:21:32" (1/1) ... [2024-11-08 23:21:32,961 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:21:33,187 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_d954f9cd-f05f-4045-8d22-539a61b4ab2a/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-63.i[915,928] [2024-11-08 23:21:33,223 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:21:33,242 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:21:33,260 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_d954f9cd-f05f-4045-8d22-539a61b4ab2a/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-63.i[915,928] [2024-11-08 23:21:33,287 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:21:33,332 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:21:33,333 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:33 WrapperNode [2024-11-08 23:21:33,333 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:21:33,335 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:21:33,347 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:21:33,347 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:21:33,364 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:33" (1/1) ... [2024-11-08 23:21:33,388 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:33" (1/1) ... [2024-11-08 23:21:33,431 INFO L138 Inliner]: procedures = 27, calls = 21, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 68 [2024-11-08 23:21:33,432 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:21:33,433 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:21:33,434 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:21:33,434 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:21:33,445 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:33" (1/1) ... [2024-11-08 23:21:33,446 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:33" (1/1) ... [2024-11-08 23:21:33,449 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:33" (1/1) ... [2024-11-08 23:21:33,452 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:33" (1/1) ... [2024-11-08 23:21:33,467 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:33" (1/1) ... [2024-11-08 23:21:33,475 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:33" (1/1) ... [2024-11-08 23:21:33,477 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:33" (1/1) ... [2024-11-08 23:21:33,479 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:33" (1/1) ... [2024-11-08 23:21:33,485 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:21:33,490 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:21:33,491 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:21:33,491 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:21:33,492 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:33" (1/1) ... [2024-11-08 23:21:33,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:21:33,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d954f9cd-f05f-4045-8d22-539a61b4ab2a/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:21:33,534 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d954f9cd-f05f-4045-8d22-539a61b4ab2a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:21:33,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d954f9cd-f05f-4045-8d22-539a61b4ab2a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:21:33,573 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:21:33,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:21:33,573 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 23:21:33,574 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 23:21:33,574 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:21:33,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:21:33,681 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:21:33,684 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:21:35,756 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-08 23:21:35,757 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:21:35,827 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:21:35,827 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:21:35,828 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:21:35 BoogieIcfgContainer [2024-11-08 23:21:35,828 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:21:35,829 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:21:35,829 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:21:35,841 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:21:35,841 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:21:35" (1/1) ... [2024-11-08 23:21:35,857 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:21:35,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:21:35,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2024-11-08 23:21:35,930 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2024-11-08 23:21:35,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-08 23:21:35,935 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:21:35,936 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:21:35,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d954f9cd-f05f-4045-8d22-539a61b4ab2a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:21:35,939 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d954f9cd-f05f-4045-8d22-539a61b4ab2a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:21:35,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d954f9cd-f05f-4045-8d22-539a61b4ab2a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:21:36,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:21:36,756 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:21:40,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:21:40,154 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-08 23:21:40,165 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:22:07,984 WARN L286 SmtUtils]: Spent 5.70s 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) [2024-11-08 23:22:27,126 WARN L286 SmtUtils]: Spent 18.15s 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) [2024-11-08 23:22:40,012 WARN L286 SmtUtils]: Spent 12.83s 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) [2024-11-08 23:22:58,034 WARN L286 SmtUtils]: Spent 13.79s 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) [2024-11-08 23:23:12,950 WARN L286 SmtUtils]: Spent 10.46s 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) [2024-11-08 23:23:19,710 WARN L286 SmtUtils]: Spent 6.71s 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) [2024-11-08 23:23:30,516 WARN L286 SmtUtils]: Spent 8.27s 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) [2024-11-08 23:23:40,565 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) [2024-11-08 23:23:54,134 WARN L286 SmtUtils]: Spent 13.39s 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) [2024-11-08 23:24:07,241 WARN L286 SmtUtils]: Spent 13.05s 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) [2024-11-08 23:24:13,392 WARN L286 SmtUtils]: Spent 6.15s 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) [2024-11-08 23:24:34,652 WARN L286 SmtUtils]: Spent 20.40s 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) [2024-11-08 23:24:43,693 WARN L286 SmtUtils]: Spent 9.04s 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) [2024-11-08 23:24:59,698 WARN L286 SmtUtils]: Spent 15.81s 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) [2024-11-08 23:25:06,337 WARN L286 SmtUtils]: Spent 6.59s 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) [2024-11-08 23:25:16,389 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) [2024-11-08 23:25:31,936 WARN L286 SmtUtils]: Spent 15.44s 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) [2024-11-08 23:25:37,609 WARN L286 SmtUtils]: Spent 5.67s 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) [2024-11-08 23:25:44,895 WARN L286 SmtUtils]: Spent 7.28s 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) [2024-11-08 23:26:23,813 WARN L286 SmtUtils]: Spent 9.26s 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) [2024-11-08 23:26:28,989 WARN L286 SmtUtils]: Spent 5.17s 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) [2024-11-08 23:26:34,340 WARN L286 SmtUtils]: Spent 5.35s 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) [2024-11-08 23:27:12,913 WARN L286 SmtUtils]: Spent 8.90s 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) [2024-11-08 23:27:18,128 WARN L286 SmtUtils]: Spent 5.21s 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) [2024-11-08 23:27:43,307 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 20 proven. 4 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-08 23:27:43,314 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d954f9cd-f05f-4045-8d22-539a61b4ab2a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:27:48,017 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.53s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 23:27:48,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:27:48,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 38 states and 58 transitions. [2024-11-08 23:27:48,590 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 58 transitions. [2024-11-08 23:27:48,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-08 23:27:48,592 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:27:48,592 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:27:48,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d954f9cd-f05f-4045-8d22-539a61b4ab2a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:27:48,597 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d954f9cd-f05f-4045-8d22-539a61b4ab2a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:27:48,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d954f9cd-f05f-4045-8d22-539a61b4ab2a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:27:49,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:27:49,233 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:27:51,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:27:51,910 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-08 23:27:51,913 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:28:02,513 WARN L286 SmtUtils]: Spent 8.11s 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) [2024-11-08 23:28:22,446 WARN L286 SmtUtils]: Spent 6.71s 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) [2024-11-08 23:28:38,313 WARN L286 SmtUtils]: Spent 14.95s 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) [2024-11-08 23:28:57,244 WARN L286 SmtUtils]: Spent 18.86s 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) [2024-11-08 23:29:03,569 WARN L286 SmtUtils]: Spent 6.32s 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) [2024-11-08 23:29:15,609 WARN L286 SmtUtils]: Spent 11.61s 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) [2024-11-08 23:29:23,943 WARN L286 SmtUtils]: Spent 8.33s 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) [2024-11-08 23:29:38,713 WARN L286 SmtUtils]: Spent 14.60s 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) [2024-11-08 23:29:51,242 WARN L286 SmtUtils]: Spent 12.48s 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) [2024-11-08 23:29:57,312 WARN L286 SmtUtils]: Spent 6.07s 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) [2024-11-08 23:30:15,569 WARN L286 SmtUtils]: Spent 17.67s 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) [2024-11-08 23:30:22,695 WARN L286 SmtUtils]: Spent 7.12s 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) [2024-11-08 23:30:38,748 WARN L286 SmtUtils]: Spent 15.85s 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) [2024-11-08 23:30:51,288 WARN L286 SmtUtils]: Spent 12.49s 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) [2024-11-08 23:31:04,832 WARN L286 SmtUtils]: Spent 11.61s 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) [2024-11-08 23:31:11,549 WARN L286 SmtUtils]: Spent 6.72s 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) [2024-11-08 23:31:23,817 WARN L286 SmtUtils]: Spent 12.10s 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) [2024-11-08 23:31:35,352 WARN L286 SmtUtils]: Spent 11.47s 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) [2024-11-08 23:31:44,949 WARN L286 SmtUtils]: Spent 5.98s 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) [2024-11-08 23:31:52,446 WARN L286 SmtUtils]: Spent 5.84s 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) [2024-11-08 23:32:07,109 WARN L286 SmtUtils]: Spent 5.52s 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) [2024-11-08 23:32:36,301 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) [2024-11-08 23:32:44,657 WARN L286 SmtUtils]: Spent 8.36s 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) [2024-11-08 23:32:51,186 WARN L286 SmtUtils]: Spent 6.53s 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) [2024-11-08 23:32:58,242 WARN L286 SmtUtils]: Spent 5.92s 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) [2024-11-08 23:33:25,053 WARN L286 SmtUtils]: Spent 6.13s 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) [2024-11-08 23:33:34,505 WARN L286 SmtUtils]: Spent 9.45s 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) [2024-11-08 23:33:43,210 WARN L286 SmtUtils]: Spent 8.70s 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) [2024-11-08 23:33:51,962 WARN L286 SmtUtils]: Spent 5.15s 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) [2024-11-08 23:34:17,993 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 20 proven. 4 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-08 23:34:18,000 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d954f9cd-f05f-4045-8d22-539a61b4ab2a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 23:34:18,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:34:18,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 38 states and 58 transitions. [2024-11-08 23:34:18,545 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 58 transitions. [2024-11-08 23:34:18,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-08 23:34:18,547 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:34:18,547 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:34:18,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d954f9cd-f05f-4045-8d22-539a61b4ab2a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:34:18,550 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d954f9cd-f05f-4045-8d22-539a61b4ab2a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:34:18,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d954f9cd-f05f-4045-8d22-539a61b4ab2a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 23:34:19,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:19,233 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:34:22,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:22,780 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-08 23:34:22,783 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:34:43,537 WARN L286 SmtUtils]: Spent 17.93s 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) [2024-11-08 23:35:15,396 WARN L286 SmtUtils]: Spent 13.02s 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) [2024-11-08 23:35:34,032 WARN L286 SmtUtils]: Spent 18.59s 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) [2024-11-08 23:35:44,089 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) [2024-11-08 23:35:52,962 WARN L286 SmtUtils]: Spent 8.41s 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) [2024-11-08 23:36:14,225 WARN L286 SmtUtils]: Spent 19.79s 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) [2024-11-08 23:36:24,421 WARN L286 SmtUtils]: Spent 10.15s 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) [2024-11-08 23:36:34,474 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) [2024-11-08 23:36:49,178 WARN L286 SmtUtils]: Spent 14.20s 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)