./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-77.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_422e9988-689b-4fd5-b4b4-22bf81cf6bce/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_422e9988-689b-4fd5-b4b4-22bf81cf6bce/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_422e9988-689b-4fd5-b4b4-22bf81cf6bce/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_422e9988-689b-4fd5-b4b4-22bf81cf6bce/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-77.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_422e9988-689b-4fd5-b4b4-22bf81cf6bce/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_422e9988-689b-4fd5-b4b4-22bf81cf6bce/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 80d0dbd642f174f1d467e22c7cd881540a5b30cdbb6826a74a2a8a7b559c2f1a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:18:21,224 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:18:21,347 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_422e9988-689b-4fd5-b4b4-22bf81cf6bce/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:18:21,356 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:18:21,358 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:18:21,399 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:18:21,400 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:18:21,401 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:18:21,402 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:18:21,403 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:18:21,403 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:18:21,404 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:18:21,405 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:18:21,406 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:18:21,408 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:18:21,409 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:18:21,409 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:18:21,410 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:18:21,410 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:18:21,415 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:18:21,415 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:18:21,416 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:18:21,416 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:18:21,418 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:18:21,418 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:18:21,420 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:18:21,421 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:18:21,421 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:18:21,422 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:18:21,422 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:18:21,424 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:18:21,424 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:18:21,425 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:18:21,425 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_422e9988-689b-4fd5-b4b4-22bf81cf6bce/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_422e9988-689b-4fd5-b4b4-22bf81cf6bce/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 80d0dbd642f174f1d467e22c7cd881540a5b30cdbb6826a74a2a8a7b559c2f1a [2024-11-08 23:18:21,761 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:18:21,800 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:18:21,803 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:18:21,805 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:18:21,806 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:18:21,807 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_422e9988-689b-4fd5-b4b4-22bf81cf6bce/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-77.i Unable to find full path for "g++" [2024-11-08 23:18:24,164 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:18:24,409 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:18:24,409 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_422e9988-689b-4fd5-b4b4-22bf81cf6bce/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-77.i [2024-11-08 23:18:24,421 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_422e9988-689b-4fd5-b4b4-22bf81cf6bce/bin/ukojak-verify-ImItNfHLgk/data/701633db0/8f9d55535df64a31992860836ba34b47/FLAG5111bd9a8 [2024-11-08 23:18:24,439 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_422e9988-689b-4fd5-b4b4-22bf81cf6bce/bin/ukojak-verify-ImItNfHLgk/data/701633db0/8f9d55535df64a31992860836ba34b47 [2024-11-08 23:18:24,443 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:18:24,445 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:18:24,446 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:18:24,447 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:18:24,459 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:18:24,460 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:18:24" (1/1) ... [2024-11-08 23:18:24,462 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73f7d6d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:24, skipping insertion in model container [2024-11-08 23:18:24,462 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:18:24" (1/1) ... [2024-11-08 23:18:24,499 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:18:24,710 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_422e9988-689b-4fd5-b4b4-22bf81cf6bce/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-77.i[915,928] [2024-11-08 23:18:24,769 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:18:24,781 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:18:24,798 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_422e9988-689b-4fd5-b4b4-22bf81cf6bce/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-77.i[915,928] [2024-11-08 23:18:24,827 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:18:24,850 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:18:24,850 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:24 WrapperNode [2024-11-08 23:18:24,851 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:18:24,852 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:18:24,852 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:18:24,852 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:18:24,862 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:24" (1/1) ... [2024-11-08 23:18:24,872 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:24" (1/1) ... [2024-11-08 23:18:24,917 INFO L138 Inliner]: procedures = 26, calls = 28, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 107 [2024-11-08 23:18:24,918 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:18:24,919 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:18:24,919 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:18:24,919 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:18:24,934 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:24" (1/1) ... [2024-11-08 23:18:24,935 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:24" (1/1) ... [2024-11-08 23:18:24,938 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:24" (1/1) ... [2024-11-08 23:18:24,939 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:24" (1/1) ... [2024-11-08 23:18:24,946 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:24" (1/1) ... [2024-11-08 23:18:24,950 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:24" (1/1) ... [2024-11-08 23:18:24,953 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:24" (1/1) ... [2024-11-08 23:18:24,955 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:24" (1/1) ... [2024-11-08 23:18:24,959 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:18:24,960 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:18:24,960 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:18:24,960 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:18:24,961 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:24" (1/1) ... [2024-11-08 23:18:24,968 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:18:24,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_422e9988-689b-4fd5-b4b4-22bf81cf6bce/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:18:25,008 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_422e9988-689b-4fd5-b4b4-22bf81cf6bce/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:18:25,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_422e9988-689b-4fd5-b4b4-22bf81cf6bce/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:18:25,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:18:25,060 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 23:18:25,060 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 23:18:25,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:18:25,061 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:18:25,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:18:25,158 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:18:25,160 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:18:25,524 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-08 23:18:25,524 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:18:25,730 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:18:25,730 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:18:25,731 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:18:25 BoogieIcfgContainer [2024-11-08 23:18:25,731 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:18:25,732 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:18:25,732 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:18:25,751 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:18:25,751 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:18:25" (1/1) ... [2024-11-08 23:18:25,761 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:18:25,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:18:25,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2024-11-08 23:18:25,827 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2024-11-08 23:18:25,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-11-08 23:18:25,833 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:18:25,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:18:26,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:18:26,234 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:18:26,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:18:26,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:18:26,608 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:18:26,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:18:26,702 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:18:26,805 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:18:26 ImpRootNode [2024-11-08 23:18:26,805 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:18:26,806 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:18:26,806 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:18:26,806 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:18:26,807 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:18:25" (3/4) ... [2024-11-08 23:18:26,810 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:18:26,811 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:18:26,813 INFO L158 Benchmark]: Toolchain (without parser) took 2367.90ms. Allocated memory was 134.2MB in the beginning and 163.6MB in the end (delta: 29.4MB). Free memory was 97.8MB in the beginning and 93.2MB in the end (delta: 4.6MB). Peak memory consumption was 35.6MB. Max. memory is 16.1GB. [2024-11-08 23:18:26,813 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 134.2MB. Free memory is still 81.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:18:26,814 INFO L158 Benchmark]: CACSL2BoogieTranslator took 404.90ms. Allocated memory is still 134.2MB. Free memory was 97.8MB in the beginning and 83.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:18:26,816 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.15ms. Allocated memory is still 134.2MB. Free memory was 83.1MB in the beginning and 80.3MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:18:26,819 INFO L158 Benchmark]: Boogie Preprocessor took 40.37ms. Allocated memory is still 134.2MB. Free memory was 80.3MB in the beginning and 78.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:18:26,820 INFO L158 Benchmark]: RCFGBuilder took 771.40ms. Allocated memory was 134.2MB in the beginning and 163.6MB in the end (delta: 29.4MB). Free memory was 78.5MB in the beginning and 132.0MB in the end (delta: -53.5MB). Peak memory consumption was 33.5MB. Max. memory is 16.1GB. [2024-11-08 23:18:26,822 INFO L158 Benchmark]: CodeCheck took 1072.79ms. Allocated memory is still 163.6MB. Free memory was 132.0MB in the beginning and 94.1MB in the end (delta: 38.0MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2024-11-08 23:18:26,823 INFO L158 Benchmark]: Witness Printer took 5.90ms. Allocated memory is still 163.6MB. Free memory was 94.1MB in the beginning and 93.2MB in the end (delta: 869.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:18:26,830 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, 35 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, 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, 59 NumberOfCodeBlocks, 59 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 40, overapproximation of someUnaryFLOAToperation at line 40, overapproximation of someBinaryArithmeticFLOAToperation at line 42. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 50; [L23] unsigned short int var_1_4 = 60871; [L24] unsigned short int var_1_5 = 1; [L25] unsigned short int var_1_6 = 28896; [L26] unsigned short int var_1_7 = 5; [L27] float var_1_8 = 63.8; [L28] float var_1_9 = 49.5; [L29] float var_1_10 = 31.875; [L30] float var_1_11 = 255.25; [L31] unsigned short int var_1_12 = 0; [L32] unsigned char var_1_13 = 0; [L33] unsigned char var_1_14 = 1; [L34] float var_1_16 = 0.8; [L35] unsigned short int var_1_17 = 64; [L92] isInitial = 1 [L93] FCALL initially() [L94] int k_loop; [L95] k_loop = 0 VAL [isInitial=1, k_loop=0, var_1_10=255/8, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=60871, var_1_5=1, var_1_6=28896, var_1_7=5, var_1_8=319/5, var_1_9=99/2] [L95] COND FALSE !(k_loop < 1) VAL [isInitial=1, k_loop=0, var_1_10=255/8, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=60871, var_1_5=1, var_1_6=28896, var_1_7=5, var_1_8=319/5, var_1_9=99/2] [L95] COND TRUE k_loop < 1 [L96] FCALL updateLastVariables() [L97] CALL updateVariables() [L60] var_1_4 = __VERIFIER_nondet_ushort() [L61] CALL assume_abort_if_not(var_1_4 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=255/8, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=32767, var_1_5=1, var_1_6=28896, var_1_7=5, var_1_8=319/5, var_1_9=99/2] [L20] COND FALSE !(!cond) [L61] RET assume_abort_if_not(var_1_4 >= 32767) VAL [isInitial=1, var_1_10=255/8, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=32767, var_1_5=1, var_1_6=28896, var_1_7=5, var_1_8=319/5, var_1_9=99/2] [L62] CALL assume_abort_if_not(var_1_4 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=255/8, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=32767, var_1_5=1, var_1_6=28896, var_1_7=5, var_1_8=319/5, var_1_9=99/2] [L20] COND FALSE !(!cond) [L62] RET assume_abort_if_not(var_1_4 <= 65534) VAL [isInitial=1, var_1_10=255/8, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=32767, var_1_5=1, var_1_6=28896, var_1_7=5, var_1_8=319/5, var_1_9=99/2] [L63] var_1_5 = __VERIFIER_nondet_ushort() [L64] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=255/8, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=32767, var_1_6=28896, var_1_7=5, var_1_8=319/5, var_1_9=99/2] [L20] COND FALSE !(!cond) [L64] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=255/8, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=32767, var_1_6=28896, var_1_7=5, var_1_8=319/5, var_1_9=99/2] [L65] CALL assume_abort_if_not(var_1_5 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=255/8, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=32767, var_1_5=16382, var_1_6=28896, var_1_7=5, var_1_8=319/5, var_1_9=99/2] [L20] COND FALSE !(!cond) [L65] RET assume_abort_if_not(var_1_5 <= 32767) VAL [isInitial=1, var_1_10=255/8, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=32767, var_1_5=16382, var_1_6=28896, var_1_7=5, var_1_8=319/5, var_1_9=99/2] [L66] var_1_6 = __VERIFIER_nondet_ushort() [L67] CALL assume_abort_if_not(var_1_6 >= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=255/8, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=32767, var_1_5=16382, var_1_6=32767, var_1_7=5, var_1_8=319/5, var_1_9=99/2] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_6 >= 16383) VAL [isInitial=1, var_1_10=255/8, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=32767, var_1_5=16382, var_1_6=32767, var_1_7=5, var_1_8=319/5, var_1_9=99/2] [L68] CALL assume_abort_if_not(var_1_6 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=255/8, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=32767, var_1_5=16382, var_1_6=32767, var_1_7=5, var_1_8=319/5, var_1_9=99/2] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not(var_1_6 <= 32767) VAL [isInitial=1, var_1_10=255/8, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=32767, var_1_5=16382, var_1_6=32767, var_1_7=5, var_1_8=319/5, var_1_9=99/2] [L69] var_1_7 = __VERIFIER_nondet_ushort() [L70] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=255/8, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=32767, var_1_5=16382, var_1_6=32767, var_1_8=319/5, var_1_9=99/2] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=255/8, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=32767, var_1_5=16382, var_1_6=32767, var_1_8=319/5, var_1_9=99/2] [L71] CALL assume_abort_if_not(var_1_7 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=255/8, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=32767, var_1_5=16382, var_1_6=32767, var_1_7=-49153, var_1_8=319/5, var_1_9=99/2] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(var_1_7 <= 16383) VAL [isInitial=1, var_1_10=255/8, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=32767, var_1_5=16382, var_1_6=32767, var_1_7=-49153, var_1_8=319/5, var_1_9=99/2] [L72] var_1_9 = __VERIFIER_nondet_float() [L73] CALL assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=255/8, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=32767, var_1_5=16382, var_1_6=32767, var_1_7=-49153, var_1_8=319/5] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=255/8, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=32767, var_1_5=16382, var_1_6=32767, var_1_7=-49153, var_1_8=319/5] [L74] var_1_10 = __VERIFIER_nondet_float() [L75] CALL assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=32767, var_1_5=16382, var_1_6=32767, var_1_7=-49153, var_1_8=319/5] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=32767, var_1_5=16382, var_1_6=32767, var_1_7=-49153, var_1_8=319/5] [L76] var_1_11 = __VERIFIER_nondet_float() [L77] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=32767, var_1_5=16382, var_1_6=32767, var_1_7=-49153, var_1_8=319/5] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=32767, var_1_5=16382, var_1_6=32767, var_1_7=-49153, var_1_8=319/5] [L78] var_1_13 = __VERIFIER_nondet_uchar() [L79] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=32767, var_1_5=16382, var_1_6=32767, var_1_7=-49153, var_1_8=319/5] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_12=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=32767, var_1_5=16382, var_1_6=32767, var_1_7=-49153, var_1_8=319/5] [L80] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=32767, var_1_5=16382, var_1_6=32767, var_1_7=-49153, var_1_8=319/5] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=32767, var_1_5=16382, var_1_6=32767, var_1_7=-49153, var_1_8=319/5] [L81] var_1_14 = __VERIFIER_nondet_uchar() [L82] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=32767, var_1_5=16382, var_1_6=32767, var_1_7=-49153, var_1_8=319/5] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_12=0, var_1_13=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=32767, var_1_5=16382, var_1_6=32767, var_1_7=-49153, var_1_8=319/5] [L83] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=1, var_1_14=0, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=32767, var_1_5=16382, var_1_6=32767, var_1_7=-49153, var_1_8=319/5] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, var_1_12=0, var_1_13=1, var_1_14=0, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=32767, var_1_5=16382, var_1_6=32767, var_1_7=-49153, var_1_8=319/5] [L97] RET updateVariables() [L98] CALL step() [L39] COND TRUE var_1_7 > var_1_5 [L40] var_1_8 = ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9))) [L44] var_1_16 = var_1_11 [L45] var_1_17 = var_1_5 [L46] COND FALSE !(var_1_8 != var_1_16) [L49] unsigned char stepLocal_1 = var_1_13; [L50] signed long int stepLocal_0 = (((var_1_5) < (var_1_6)) ? (var_1_5) : (var_1_6)); [L51] COND FALSE !(stepLocal_1 && var_1_14) [L56] var_1_12 = 64 [L98] RET step() [L99] CALL, EXPR property() [L88-L89] return (((((var_1_8 != var_1_16) ? (var_1_1 == ((unsigned short int) (var_1_4 - ((((var_1_5) < ((var_1_6 - var_1_7))) ? (var_1_5) : ((var_1_6 - var_1_7))))))) : 1) && ((var_1_7 > var_1_5) ? (var_1_8 == ((float) ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9))))) : (var_1_8 == ((float) (((((var_1_10) > (var_1_11)) ? (var_1_10) : (var_1_11))) - 1.6f))))) && ((var_1_13 && var_1_14) ? ((((((var_1_5) < (var_1_6)) ? (var_1_5) : (var_1_6))) < ((((32) > ((var_1_1 - var_1_7))) ? (32) : ((var_1_1 - var_1_7))))) ? (var_1_12 == ((unsigned short int) (var_1_7 + 5))) : 1) : (var_1_12 == ((unsigned short int) 64)))) && (var_1_16 == ((float) var_1_11))) && (var_1_17 == ((unsigned short int) var_1_5)) ; [L99] RET, EXPR property() [L99] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_11=3, var_1_12=64, var_1_13=1, var_1_14=0, var_1_16=3, var_1_17=16382, var_1_1=50, var_1_4=32767, var_1_5=16382, var_1_6=32767, var_1_7=-49153, var_1_8=2, var_1_9=0] [L19] reach_error() VAL [isInitial=1, var_1_11=3, var_1_12=64, var_1_13=1, var_1_14=0, var_1_16=3, var_1_17=16382, var_1_1=50, var_1_4=32767, var_1_5=16382, var_1_6=32767, var_1_7=-49153, var_1_8=2, var_1_9=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 134.2MB. Free memory is still 81.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 404.90ms. Allocated memory is still 134.2MB. Free memory was 97.8MB in the beginning and 83.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.15ms. Allocated memory is still 134.2MB. Free memory was 83.1MB in the beginning and 80.3MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.37ms. Allocated memory is still 134.2MB. Free memory was 80.3MB in the beginning and 78.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 771.40ms. Allocated memory was 134.2MB in the beginning and 163.6MB in the end (delta: 29.4MB). Free memory was 78.5MB in the beginning and 132.0MB in the end (delta: -53.5MB). Peak memory consumption was 33.5MB. Max. memory is 16.1GB. * CodeCheck took 1072.79ms. Allocated memory is still 163.6MB. Free memory was 132.0MB in the beginning and 94.1MB in the end (delta: 38.0MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * Witness Printer took 5.90ms. Allocated memory is still 163.6MB. Free memory was 94.1MB in the beginning and 93.2MB in the end (delta: 869.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:18:26,868 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_422e9988-689b-4fd5-b4b4-22bf81cf6bce/bin/ukojak-verify-ImItNfHLgk/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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_422e9988-689b-4fd5-b4b4-22bf81cf6bce/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_422e9988-689b-4fd5-b4b4-22bf81cf6bce/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_422e9988-689b-4fd5-b4b4-22bf81cf6bce/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_422e9988-689b-4fd5-b4b4-22bf81cf6bce/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-77.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_422e9988-689b-4fd5-b4b4-22bf81cf6bce/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_422e9988-689b-4fd5-b4b4-22bf81cf6bce/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 80d0dbd642f174f1d467e22c7cd881540a5b30cdbb6826a74a2a8a7b559c2f1a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:18:29,549 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:18:29,641 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_422e9988-689b-4fd5-b4b4-22bf81cf6bce/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 23:18:29,721 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:18:29,722 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:18:29,723 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:18:29,724 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:18:29,725 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:18:29,726 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:18:29,729 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:18:29,730 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:18:29,730 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:18:29,731 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:18:29,731 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:18:29,732 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:18:29,732 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:18:29,733 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:18:29,733 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:18:29,737 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:18:29,737 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:18:29,738 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:18:29,738 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:18:29,739 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:18:29,743 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:18:29,743 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:18:29,744 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:18:29,744 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:18:29,744 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:18:29,745 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:18:29,745 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:18:29,747 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:18:29,748 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:18:29,748 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:18:29,749 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:18:29,750 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:18:29,751 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:18:29,751 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_422e9988-689b-4fd5-b4b4-22bf81cf6bce/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_422e9988-689b-4fd5-b4b4-22bf81cf6bce/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 80d0dbd642f174f1d467e22c7cd881540a5b30cdbb6826a74a2a8a7b559c2f1a [2024-11-08 23:18:30,227 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:18:30,266 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:18:30,271 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:18:30,272 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:18:30,273 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:18:30,275 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_422e9988-689b-4fd5-b4b4-22bf81cf6bce/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-77.i Unable to find full path for "g++" [2024-11-08 23:18:32,934 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:18:33,199 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:18:33,200 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_422e9988-689b-4fd5-b4b4-22bf81cf6bce/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-77.i [2024-11-08 23:18:33,214 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_422e9988-689b-4fd5-b4b4-22bf81cf6bce/bin/ukojak-verify-ImItNfHLgk/data/26ec60ce7/db3f1c383248467f9194859509bd3cd7/FLAGa5947efcf [2024-11-08 23:18:33,530 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_422e9988-689b-4fd5-b4b4-22bf81cf6bce/bin/ukojak-verify-ImItNfHLgk/data/26ec60ce7/db3f1c383248467f9194859509bd3cd7 [2024-11-08 23:18:33,533 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:18:33,534 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:18:33,536 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:18:33,537 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:18:33,546 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:18:33,547 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:18:33" (1/1) ... [2024-11-08 23:18:33,549 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5df7f7ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:33, skipping insertion in model container [2024-11-08 23:18:33,549 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:18:33" (1/1) ... [2024-11-08 23:18:33,580 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:18:33,801 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_422e9988-689b-4fd5-b4b4-22bf81cf6bce/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-77.i[915,928] [2024-11-08 23:18:33,862 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:18:33,888 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:18:33,901 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_422e9988-689b-4fd5-b4b4-22bf81cf6bce/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-77.i[915,928] [2024-11-08 23:18:33,987 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:18:34,020 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:18:34,021 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:34 WrapperNode [2024-11-08 23:18:34,022 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:18:34,023 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:18:34,023 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:18:34,023 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:18:34,033 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:34" (1/1) ... [2024-11-08 23:18:34,049 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:34" (1/1) ... [2024-11-08 23:18:34,090 INFO L138 Inliner]: procedures = 27, calls = 28, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 107 [2024-11-08 23:18:34,090 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:18:34,091 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:18:34,091 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:18:34,091 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:18:34,106 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:34" (1/1) ... [2024-11-08 23:18:34,106 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:34" (1/1) ... [2024-11-08 23:18:34,112 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:34" (1/1) ... [2024-11-08 23:18:34,112 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:34" (1/1) ... [2024-11-08 23:18:34,132 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:34" (1/1) ... [2024-11-08 23:18:34,140 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:34" (1/1) ... [2024-11-08 23:18:34,147 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:34" (1/1) ... [2024-11-08 23:18:34,149 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:34" (1/1) ... [2024-11-08 23:18:34,157 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:18:34,158 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:18:34,158 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:18:34,158 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:18:34,159 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:34" (1/1) ... [2024-11-08 23:18:34,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:18:34,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_422e9988-689b-4fd5-b4b4-22bf81cf6bce/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:18:34,204 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_422e9988-689b-4fd5-b4b4-22bf81cf6bce/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:18:34,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_422e9988-689b-4fd5-b4b4-22bf81cf6bce/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:18:34,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:18:34,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:18:34,247 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 23:18:34,247 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 23:18:34,248 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:18:34,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:18:34,380 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:18:34,383 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:18:34,846 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-08 23:18:34,847 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:18:35,029 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:18:35,030 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:18:35,030 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:18:35 BoogieIcfgContainer [2024-11-08 23:18:35,031 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:18:35,032 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:18:35,032 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:18:35,043 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:18:35,044 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:18:35" (1/1) ... [2024-11-08 23:18:35,058 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:18:35,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:18:35,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2024-11-08 23:18:35,136 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2024-11-08 23:18:35,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-11-08 23:18:35,143 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:18:35,144 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:18:35,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_422e9988-689b-4fd5-b4b4-22bf81cf6bce/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:18:35,146 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_422e9988-689b-4fd5-b4b4-22bf81cf6bce/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:18:35,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_422e9988-689b-4fd5-b4b4-22bf81cf6bce/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:18:35,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:18:35,932 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:18:36,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:18:36,295 INFO L255 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-08 23:18:36,312 INFO L278 TraceCheckSpWp]: Computing forward predicates...