./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-7.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_63922d0b-5f29-4562-8408-9d074dc3c27a/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63922d0b-5f29-4562-8408-9d074dc3c27a/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_63922d0b-5f29-4562-8408-9d074dc3c27a/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63922d0b-5f29-4562-8408-9d074dc3c27a/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63922d0b-5f29-4562-8408-9d074dc3c27a/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_63922d0b-5f29-4562-8408-9d074dc3c27a/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 d088ac5fc2da0d72c1ae551d8fda1eb109929d56d90266eacee133c324cf70b8 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:12:08,465 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:12:08,540 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63922d0b-5f29-4562-8408-9d074dc3c27a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:12:08,544 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:12:08,545 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:12:08,572 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:12:08,573 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:12:08,573 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:12:08,574 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:12:08,574 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:12:08,575 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:12:08,575 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:12:08,575 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:12:08,578 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:12:08,578 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:12:08,578 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:12:08,579 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:12:08,579 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:12:08,579 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:12:08,580 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:12:08,580 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:12:08,584 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:12:08,584 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:12:08,585 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:12:08,585 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:12:08,585 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:12:08,586 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:12:08,586 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:12:08,586 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:12:08,586 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:12:08,587 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:12:08,587 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:12:08,587 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:12:08,588 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_63922d0b-5f29-4562-8408-9d074dc3c27a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63922d0b-5f29-4562-8408-9d074dc3c27a/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d088ac5fc2da0d72c1ae551d8fda1eb109929d56d90266eacee133c324cf70b8 [2024-11-09 00:12:08,881 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:12:08,914 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:12:08,917 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:12:08,918 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:12:08,919 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:12:08,920 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63922d0b-5f29-4562-8408-9d074dc3c27a/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-7.i Unable to find full path for "g++" [2024-11-09 00:12:11,080 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:12:11,334 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:12:11,335 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63922d0b-5f29-4562-8408-9d074dc3c27a/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-7.i [2024-11-09 00:12:11,346 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63922d0b-5f29-4562-8408-9d074dc3c27a/bin/ukojak-verify-ImItNfHLgk/data/8ee05df92/cac6ca9e04694f768b16d8df1303984a/FLAGcc254f070 [2024-11-09 00:12:11,359 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63922d0b-5f29-4562-8408-9d074dc3c27a/bin/ukojak-verify-ImItNfHLgk/data/8ee05df92/cac6ca9e04694f768b16d8df1303984a [2024-11-09 00:12:11,362 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:12:11,364 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:12:11,365 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:12:11,366 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:12:11,375 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:12:11,376 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:12:11" (1/1) ... [2024-11-09 00:12:11,380 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@214022a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:11, skipping insertion in model container [2024-11-09 00:12:11,380 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:12:11" (1/1) ... [2024-11-09 00:12:11,407 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:12:11,627 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_63922d0b-5f29-4562-8408-9d074dc3c27a/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-7.i[914,927] [2024-11-09 00:12:11,713 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:12:11,727 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:12:11,745 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_63922d0b-5f29-4562-8408-9d074dc3c27a/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-7.i[914,927] [2024-11-09 00:12:11,764 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:12:11,785 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:12:11,786 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:11 WrapperNode [2024-11-09 00:12:11,786 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:12:11,787 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:12:11,787 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:12:11,787 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:12:11,795 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:11" (1/1) ... [2024-11-09 00:12:11,805 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:11" (1/1) ... [2024-11-09 00:12:11,847 INFO L138 Inliner]: procedures = 26, calls = 19, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 78 [2024-11-09 00:12:11,847 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:12:11,848 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:12:11,848 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:12:11,848 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:12:11,867 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:11" (1/1) ... [2024-11-09 00:12:11,868 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:11" (1/1) ... [2024-11-09 00:12:11,870 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:11" (1/1) ... [2024-11-09 00:12:11,870 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:11" (1/1) ... [2024-11-09 00:12:11,883 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:11" (1/1) ... [2024-11-09 00:12:11,890 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:11" (1/1) ... [2024-11-09 00:12:11,891 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:11" (1/1) ... [2024-11-09 00:12:11,893 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:11" (1/1) ... [2024-11-09 00:12:11,898 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:12:11,899 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:12:11,899 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:12:11,899 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:12:11,904 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:11" (1/1) ... [2024-11-09 00:12:11,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:12:11,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63922d0b-5f29-4562-8408-9d074dc3c27a/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:12:11,957 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63922d0b-5f29-4562-8408-9d074dc3c27a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:12:11,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63922d0b-5f29-4562-8408-9d074dc3c27a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:12:11,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:12:11,986 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 00:12:11,986 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 00:12:11,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:12:11,986 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:12:11,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:12:12,053 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:12:12,055 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:12:12,278 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-09 00:12:12,278 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:12:12,420 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:12:12,420 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:12:12,421 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:12:12 BoogieIcfgContainer [2024-11-09 00:12:12,421 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:12:12,422 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:12:12,422 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:12:12,434 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:12:12,434 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:12:12" (1/1) ... [2024-11-09 00:12:12,444 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:12:12,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:12:12,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2024-11-09 00:12:12,500 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2024-11-09 00:12:12,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-09 00:12:12,505 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:12:12,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:12:12,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:12:12,881 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:12:13,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:12:13,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:12:13,110 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:12:13,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:12:13,162 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:12:13,209 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:12:13 ImpRootNode [2024-11-09 00:12:13,210 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:12:13,210 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:12:13,211 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:12:13,211 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:12:13,211 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:12:12" (3/4) ... [2024-11-09 00:12:13,216 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:12:13,218 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:12:13,220 INFO L158 Benchmark]: Toolchain (without parser) took 1855.12ms. Allocated memory is still 148.9MB. Free memory was 117.9MB in the beginning and 105.9MB in the end (delta: 12.0MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2024-11-09 00:12:13,220 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 109.1MB. Free memory is still 65.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:12:13,221 INFO L158 Benchmark]: CACSL2BoogieTranslator took 420.77ms. Allocated memory is still 148.9MB. Free memory was 117.9MB in the beginning and 103.8MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:12:13,221 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.40ms. Allocated memory is still 148.9MB. Free memory was 103.8MB in the beginning and 101.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:12:13,223 INFO L158 Benchmark]: Boogie Preprocessor took 50.30ms. Allocated memory is still 148.9MB. Free memory was 101.9MB in the beginning and 100.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:12:13,224 INFO L158 Benchmark]: RCFGBuilder took 522.17ms. Allocated memory is still 148.9MB. Free memory was 100.4MB in the beginning and 80.9MB in the end (delta: 19.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-09 00:12:13,225 INFO L158 Benchmark]: CodeCheck took 787.78ms. Allocated memory is still 148.9MB. Free memory was 80.6MB in the beginning and 105.9MB in the end (delta: -25.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:12:13,225 INFO L158 Benchmark]: Witness Printer took 7.97ms. Allocated memory is still 148.9MB. Free memory is still 105.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:12:13,230 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, 20 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 27 NumberOfCodeBlocks, 27 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 54, overapproximation of someBinaryDOUBLEComparisonOperation at line 34. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] float var_1_2 = 200.875; [L24] float var_1_3 = 8.2; [L25] float var_1_4 = 100000000000.4; [L26] unsigned char var_1_5 = 5; [L27] unsigned long int var_1_6 = 100; [L28] double var_1_9 = 4.6; [L29] double var_1_10 = 2.5; [L30] double last_1_var_1_9 = 4.6; [L80] isInitial = 1 [L81] FCALL initially() [L82] COND TRUE 1 [L83] CALL updateLastVariables() [L73] last_1_var_1_9 = var_1_9 [L83] RET updateLastVariables() [L84] CALL updateVariables() [L60] var_1_2 = __VERIFIER_nondet_float() [L61] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=23/5, var_1_10=5/2, var_1_1=1, var_1_3=41/5, var_1_4=500000000002/5, var_1_5=5, var_1_6=100, var_1_9=23/5] [L20] COND FALSE !(!cond) [L61] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=23/5, var_1_10=5/2, var_1_1=1, var_1_3=41/5, var_1_4=500000000002/5, var_1_5=5, var_1_6=100, var_1_9=23/5] [L62] var_1_3 = __VERIFIER_nondet_float() [L63] CALL assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=23/5, var_1_10=5/2, var_1_1=1, var_1_4=500000000002/5, var_1_5=5, var_1_6=100, var_1_9=23/5] [L20] COND FALSE !(!cond) [L63] RET assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=23/5, var_1_10=5/2, var_1_1=1, var_1_4=500000000002/5, var_1_5=5, var_1_6=100, var_1_9=23/5] [L64] var_1_4 = __VERIFIER_nondet_float() [L65] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=23/5, var_1_10=5/2, var_1_1=1, var_1_5=5, var_1_6=100, var_1_9=23/5] [L20] COND FALSE !(!cond) [L65] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=23/5, var_1_10=5/2, var_1_1=1, var_1_5=5, var_1_6=100, var_1_9=23/5] [L66] var_1_5 = __VERIFIER_nondet_uchar() [L67] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=23/5, var_1_10=5/2, var_1_1=1, var_1_6=100, var_1_9=23/5] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_9=23/5, var_1_10=5/2, var_1_1=1, var_1_6=100, var_1_9=23/5] [L68] CALL assume_abort_if_not(var_1_5 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=23/5, var_1_10=5/2, var_1_1=1, var_1_5=0, var_1_6=100, var_1_9=23/5] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not(var_1_5 <= 254) VAL [isInitial=1, last_1_var_1_9=23/5, var_1_10=5/2, var_1_1=1, var_1_5=0, var_1_6=100, var_1_9=23/5] [L69] var_1_10 = __VERIFIER_nondet_double() [L70] CALL assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=23/5, var_1_1=1, var_1_5=0, var_1_6=100, var_1_9=23/5] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=23/5, var_1_1=1, var_1_5=0, var_1_6=100, var_1_9=23/5] [L84] RET updateVariables() [L85] CALL step() [L34] COND FALSE !(! (last_1_var_1_9 <= (var_1_3 - var_1_4))) [L45] var_1_1 = var_1_5 [L47] unsigned char stepLocal_0 = var_1_5; [L48] COND FALSE !(stepLocal_0 < 0) [L51] var_1_6 = ((((((var_1_5) > (var_1_1)) ? (var_1_5) : (var_1_1))) + ((((var_1_1) < 0 ) ? -(var_1_1) : (var_1_1)))) + var_1_1) [L53] COND TRUE var_1_1 <= var_1_6 [L54] COND TRUE var_1_2 >= var_1_3 [L55] var_1_9 = var_1_10 [L85] RET step() [L86] CALL, EXPR property() [L76-L77] return (((! (last_1_var_1_9 <= (var_1_3 - var_1_4))) ? ((last_1_var_1_9 < var_1_3) ? ((! (var_1_3 > last_1_var_1_9)) ? (var_1_1 == ((unsigned char) var_1_5)) : (var_1_1 == ((unsigned char) var_1_5))) : (var_1_1 == ((unsigned char) var_1_5))) : (var_1_1 == ((unsigned char) var_1_5))) && ((var_1_5 < 0) ? (var_1_6 == ((unsigned long int) var_1_5)) : (var_1_6 == ((unsigned long int) ((((((var_1_5) > (var_1_1)) ? (var_1_5) : (var_1_1))) + ((((var_1_1) < 0 ) ? -(var_1_1) : (var_1_1)))) + var_1_1))))) && ((var_1_1 <= var_1_6) ? ((var_1_2 >= var_1_3) ? (var_1_9 == ((double) var_1_10)) : 1) : 1) ; [L86] RET, EXPR property() [L86] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_9=23/5, var_1_10=23/5, var_1_1=0, var_1_5=0, var_1_6=0, var_1_9=23/5] [L19] reach_error() VAL [isInitial=1, last_1_var_1_9=23/5, var_1_10=23/5, var_1_1=0, var_1_5=0, var_1_6=0, var_1_9=23/5] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 109.1MB. Free memory is still 65.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 420.77ms. Allocated memory is still 148.9MB. Free memory was 117.9MB in the beginning and 103.8MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.40ms. Allocated memory is still 148.9MB. Free memory was 103.8MB in the beginning and 101.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.30ms. Allocated memory is still 148.9MB. Free memory was 101.9MB in the beginning and 100.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 522.17ms. Allocated memory is still 148.9MB. Free memory was 100.4MB in the beginning and 80.9MB in the end (delta: 19.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 787.78ms. Allocated memory is still 148.9MB. Free memory was 80.6MB in the beginning and 105.9MB in the end (delta: -25.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.97ms. Allocated memory is still 148.9MB. Free memory is still 105.9MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:12:13,266 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63922d0b-5f29-4562-8408-9d074dc3c27a/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63922d0b-5f29-4562-8408-9d074dc3c27a/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63922d0b-5f29-4562-8408-9d074dc3c27a/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_63922d0b-5f29-4562-8408-9d074dc3c27a/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63922d0b-5f29-4562-8408-9d074dc3c27a/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63922d0b-5f29-4562-8408-9d074dc3c27a/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_63922d0b-5f29-4562-8408-9d074dc3c27a/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 d088ac5fc2da0d72c1ae551d8fda1eb109929d56d90266eacee133c324cf70b8 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:12:15,704 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:12:15,817 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63922d0b-5f29-4562-8408-9d074dc3c27a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 00:12:15,857 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:12:15,858 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:12:15,859 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:12:15,860 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:12:15,860 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:12:15,863 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:12:15,864 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:12:15,864 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:12:15,865 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:12:15,865 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:12:15,865 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:12:15,866 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:12:15,866 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:12:15,867 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:12:15,870 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:12:15,870 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:12:15,871 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:12:15,871 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:12:15,872 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:12:15,872 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:12:15,872 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:12:15,873 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:12:15,873 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:12:15,873 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:12:15,874 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:12:15,874 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:12:15,875 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:12:15,875 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:12:15,875 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:12:15,876 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:12:15,876 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:12:15,876 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:12:15,877 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:12:15,877 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_63922d0b-5f29-4562-8408-9d074dc3c27a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63922d0b-5f29-4562-8408-9d074dc3c27a/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d088ac5fc2da0d72c1ae551d8fda1eb109929d56d90266eacee133c324cf70b8 [2024-11-09 00:12:16,313 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:12:16,337 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:12:16,341 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:12:16,344 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:12:16,345 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:12:16,346 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63922d0b-5f29-4562-8408-9d074dc3c27a/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-7.i Unable to find full path for "g++" [2024-11-09 00:12:18,540 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:12:18,767 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:12:18,767 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63922d0b-5f29-4562-8408-9d074dc3c27a/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-7.i [2024-11-09 00:12:18,776 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63922d0b-5f29-4562-8408-9d074dc3c27a/bin/ukojak-verify-ImItNfHLgk/data/a57cd69ed/97c25e60bcfa4fcdaa1fad2a9007faa7/FLAG7a0815f05 [2024-11-09 00:12:19,110 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63922d0b-5f29-4562-8408-9d074dc3c27a/bin/ukojak-verify-ImItNfHLgk/data/a57cd69ed/97c25e60bcfa4fcdaa1fad2a9007faa7 [2024-11-09 00:12:19,112 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:12:19,113 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:12:19,115 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:12:19,115 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:12:19,119 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:12:19,120 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:12:19" (1/1) ... [2024-11-09 00:12:19,121 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50aedc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:19, skipping insertion in model container [2024-11-09 00:12:19,122 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:12:19" (1/1) ... [2024-11-09 00:12:19,147 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:12:19,347 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_63922d0b-5f29-4562-8408-9d074dc3c27a/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-7.i[914,927] [2024-11-09 00:12:19,451 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:12:19,472 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:12:19,493 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_63922d0b-5f29-4562-8408-9d074dc3c27a/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-7.i[914,927] [2024-11-09 00:12:19,529 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:12:19,566 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:12:19,566 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:19 WrapperNode [2024-11-09 00:12:19,567 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:12:19,568 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:12:19,568 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:12:19,568 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:12:19,577 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:19" (1/1) ... [2024-11-09 00:12:19,595 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:19" (1/1) ... [2024-11-09 00:12:19,630 INFO L138 Inliner]: procedures = 27, calls = 19, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 78 [2024-11-09 00:12:19,634 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:12:19,635 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:12:19,635 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:12:19,635 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:12:19,652 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:19" (1/1) ... [2024-11-09 00:12:19,652 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:19" (1/1) ... [2024-11-09 00:12:19,655 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:19" (1/1) ... [2024-11-09 00:12:19,656 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:19" (1/1) ... [2024-11-09 00:12:19,670 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:19" (1/1) ... [2024-11-09 00:12:19,673 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:19" (1/1) ... [2024-11-09 00:12:19,679 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:19" (1/1) ... [2024-11-09 00:12:19,684 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:19" (1/1) ... [2024-11-09 00:12:19,687 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:12:19,691 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:12:19,692 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:12:19,692 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:12:19,693 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:19" (1/1) ... [2024-11-09 00:12:19,701 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:12:19,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63922d0b-5f29-4562-8408-9d074dc3c27a/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:12:19,727 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63922d0b-5f29-4562-8408-9d074dc3c27a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:12:19,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63922d0b-5f29-4562-8408-9d074dc3c27a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:12:19,765 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:12:19,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:12:19,766 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 00:12:19,766 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 00:12:19,766 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:12:19,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:12:19,850 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:12:19,852 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:12:20,902 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-09 00:12:20,903 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:12:21,016 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:12:21,016 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:12:21,016 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:12:21 BoogieIcfgContainer [2024-11-09 00:12:21,017 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:12:21,018 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:12:21,018 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:12:21,032 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:12:21,032 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:12:21" (1/1) ... [2024-11-09 00:12:21,041 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:12:21,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:12:21,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2024-11-09 00:12:21,102 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2024-11-09 00:12:21,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-09 00:12:21,108 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:12:21,108 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:12:21,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63922d0b-5f29-4562-8408-9d074dc3c27a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:12:21,112 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63922d0b-5f29-4562-8408-9d074dc3c27a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:12:21,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63922d0b-5f29-4562-8408-9d074dc3c27a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:12:21,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:21,929 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:12:22,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:22,391 INFO L255 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-09 00:12:22,399 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:15:45,503 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-09 00:15:45,508 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63922d0b-5f29-4562-8408-9d074dc3c27a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-09 00:15:47,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:15:47,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 34 states and 47 transitions. [2024-11-09 00:15:47,519 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 47 transitions. [2024-11-09 00:15:47,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-09 00:15:47,520 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:15:47,520 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:15:47,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63922d0b-5f29-4562-8408-9d074dc3c27a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:15:47,522 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63922d0b-5f29-4562-8408-9d074dc3c27a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:15:47,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63922d0b-5f29-4562-8408-9d074dc3c27a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:15:48,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:15:48,183 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:15:48,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:15:48,484 INFO L255 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-09 00:15:48,487 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:19:31,163 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-09 00:19:31,168 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63922d0b-5f29-4562-8408-9d074dc3c27a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-09 00:19:33,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:19:33,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 35 states and 49 transitions. [2024-11-09 00:19:33,574 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2024-11-09 00:19:33,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-09 00:19:33,575 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:19:33,575 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:19:33,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63922d0b-5f29-4562-8408-9d074dc3c27a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:19:33,579 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63922d0b-5f29-4562-8408-9d074dc3c27a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:19:33,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63922d0b-5f29-4562-8408-9d074dc3c27a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-09 00:19:34,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:19:34,213 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:19:34,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:19:34,475 INFO L255 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-09 00:19:34,477 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:23:13,261 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-09 00:23:13,267 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63922d0b-5f29-4562-8408-9d074dc3c27a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-09 00:23:13,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:13,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 35 states and 49 transitions. [2024-11-09 00:23:13,278 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2024-11-09 00:23:13,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-09 00:23:13,279 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:13,280 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:23:13,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63922d0b-5f29-4562-8408-9d074dc3c27a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:23:13,283 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63922d0b-5f29-4562-8408-9d074dc3c27a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:23:13,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63922d0b-5f29-4562-8408-9d074dc3c27a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-09 00:23:14,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:14,002 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:23:14,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:14,440 INFO L255 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-09 00:23:14,443 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:26:54,742 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-09 00:26:54,747 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63922d0b-5f29-4562-8408-9d074dc3c27a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-09 00:26:54,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:26:54,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 35 states and 49 transitions. [2024-11-09 00:26:54,753 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2024-11-09 00:26:54,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-09 00:26:54,753 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:26:54,754 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:26:54,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63922d0b-5f29-4562-8408-9d074dc3c27a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:26:54,758 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63922d0b-5f29-4562-8408-9d074dc3c27a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:26:54,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63922d0b-5f29-4562-8408-9d074dc3c27a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-09 00:26:55,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:26:55,389 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:26:55,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:26:55,759 INFO L255 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-09 00:26:55,761 INFO L278 TraceCheckSpWp]: Computing forward predicates...