./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-30.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-30.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b --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 4fcc2ce47bc034780fb01758f27a0099ceca40e7fe000487fe647a6fb5f368a8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:16:15,129 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:16:15,183 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 04:16:15,187 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:16:15,187 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:16:15,206 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:16:15,207 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:16:15,207 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:16:15,208 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:16:15,208 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:16:15,208 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:16:15,208 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:16:15,208 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:16:15,208 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:16:15,208 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:16:15,208 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:16:15,208 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:16:15,209 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:16:15,209 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:16:15,209 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:16:15,209 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:16:15,209 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:16:15,209 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:16:15,209 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:16:15,209 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:16:15,209 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:16:15,209 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:16:15,209 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:16:15,210 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:16:15,210 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:16:15,210 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:16:15,210 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:16:15,210 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:16:15,210 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b 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 -> 4fcc2ce47bc034780fb01758f27a0099ceca40e7fe000487fe647a6fb5f368a8 [2024-12-06 04:16:15,445 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:16:15,453 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:16:15,455 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:16:15,456 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:16:15,457 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:16:15,458 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-30.i [2024-12-06 04:16:18,080 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/data/2592deba6/a14bc43bc94a4949976d6ff12cb91d66/FLAGcacc2055c [2024-12-06 04:16:18,263 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:16:18,263 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-30.i [2024-12-06 04:16:18,269 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/data/2592deba6/a14bc43bc94a4949976d6ff12cb91d66/FLAGcacc2055c [2024-12-06 04:16:18,280 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/data/2592deba6/a14bc43bc94a4949976d6ff12cb91d66 [2024-12-06 04:16:18,281 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:16:18,282 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:16:18,283 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:16:18,283 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:16:18,286 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:16:18,286 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:16:18" (1/1) ... [2024-12-06 04:16:18,287 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@368f2b75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:16:18, skipping insertion in model container [2024-12-06 04:16:18,287 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:16:18" (1/1) ... [2024-12-06 04:16:18,301 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:16:18,422 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_f987f650-bca3-467c-b50e-54be85d155ba/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-30.i[915,928] [2024-12-06 04:16:18,451 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:16:18,458 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:16:18,465 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_f987f650-bca3-467c-b50e-54be85d155ba/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-30.i[915,928] [2024-12-06 04:16:18,479 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:16:18,490 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:16:18,490 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:16:18 WrapperNode [2024-12-06 04:16:18,491 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:16:18,491 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:16:18,491 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:16:18,491 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:16:18,496 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:16:18" (1/1) ... [2024-12-06 04:16:18,501 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:16:18" (1/1) ... [2024-12-06 04:16:18,518 INFO L138 Inliner]: procedures = 26, calls = 24, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 86 [2024-12-06 04:16:18,518 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:16:18,519 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:16:18,519 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:16:18,519 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:16:18,526 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:16:18" (1/1) ... [2024-12-06 04:16:18,527 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:16:18" (1/1) ... [2024-12-06 04:16:18,529 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:16:18" (1/1) ... [2024-12-06 04:16:18,529 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:16:18" (1/1) ... [2024-12-06 04:16:18,534 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:16:18" (1/1) ... [2024-12-06 04:16:18,535 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:16:18" (1/1) ... [2024-12-06 04:16:18,539 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:16:18" (1/1) ... [2024-12-06 04:16:18,540 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:16:18" (1/1) ... [2024-12-06 04:16:18,541 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:16:18" (1/1) ... [2024-12-06 04:16:18,543 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:16:18,544 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:16:18,544 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:16:18,544 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:16:18,545 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:16:18" (1/1) ... [2024-12-06 04:16:18,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:16:18,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:16:18,573 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:16:18,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:16:18,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:16:18,599 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 04:16:18,599 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 04:16:18,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:16:18,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:16:18,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:16:18,647 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:16:18,649 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:16:18,817 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-12-06 04:16:18,817 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:16:18,901 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:16:18,901 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 04:16:18,901 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:16:18 BoogieIcfgContainer [2024-12-06 04:16:18,901 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:16:18,902 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:16:18,902 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:16:18,909 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:16:18,909 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:16:18" (1/1) ... [2024-12-06 04:16:18,914 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:16:18,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:16:18,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 25 states and 36 transitions. [2024-12-06 04:16:18,953 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 36 transitions. [2024-12-06 04:16:18,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 04:16:18,956 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:16:18,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:16:19,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:16:19,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:16:19,182 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 04:16:19,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:16:19,250 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 04:16:19,287 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 04:16:19 ImpRootNode [2024-12-06 04:16:19,288 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 04:16:19,288 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 04:16:19,288 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 04:16:19,289 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 04:16:19,289 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:16:18" (3/4) ... [2024-12-06 04:16:19,291 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 04:16:19,292 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 04:16:19,293 INFO L158 Benchmark]: Toolchain (without parser) took 1010.77ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 55.0MB in the end (delta: 61.8MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-12-06 04:16:19,293 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:16:19,294 INFO L158 Benchmark]: CACSL2BoogieTranslator took 207.89ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 104.4MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:16:19,294 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.24ms. Allocated memory is still 142.6MB. Free memory was 104.4MB in the beginning and 102.4MB in the end (delta: 1.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:16:19,295 INFO L158 Benchmark]: Boogie Preprocessor took 24.08ms. Allocated memory is still 142.6MB. Free memory was 102.4MB in the beginning and 101.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:16:19,295 INFO L158 Benchmark]: RCFGBuilder took 357.54ms. Allocated memory is still 142.6MB. Free memory was 101.2MB in the beginning and 78.4MB in the end (delta: 22.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 04:16:19,295 INFO L158 Benchmark]: CodeCheck took 386.11ms. Allocated memory is still 142.6MB. Free memory was 78.4MB in the beginning and 55.2MB in the end (delta: 23.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 04:16:19,296 INFO L158 Benchmark]: Witness Printer took 4.00ms. Allocated memory is still 142.6MB. Free memory was 55.2MB in the beginning and 55.0MB in the end (delta: 186.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:16:19,298 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, 25 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 42 NumberOfCodeBlocks, 42 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 76, overapproximation of someBinaryFLOATComparisonOperation at line 82. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 64; [L23] unsigned char var_1_2 = 0; [L24] signed short int var_1_5 = 8; [L25] signed short int var_1_6 = -32; [L26] unsigned char var_1_7 = 100; [L27] signed long int var_1_8 = 32; [L28] float var_1_10 = 255.3; [L29] float var_1_13 = 2.8; [L30] signed long int last_1_var_1_8 = 32; [L86] isInitial = 1 [L87] FCALL initially() [L89] CALL updateLastVariables() [L79] last_1_var_1_8 = var_1_8 [L89] RET updateLastVariables() [L90] CALL updateVariables() [L61] var_1_2 = __VERIFIER_nondet_uchar() [L62] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=32, var_1_10=2553/10, var_1_13=14/5, var_1_1=64, var_1_5=8, var_1_6=-32, var_1_7=100, var_1_8=32] [L20] COND FALSE !(!cond) [L62] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_8=32, var_1_10=2553/10, var_1_13=14/5, var_1_1=64, var_1_5=8, var_1_6=-32, var_1_7=100, var_1_8=32] [L63] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=32, var_1_10=2553/10, var_1_13=14/5, var_1_1=64, var_1_2=0, var_1_5=8, var_1_6=-32, var_1_7=100, var_1_8=32] [L20] COND FALSE !(!cond) [L63] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_8=32, var_1_10=2553/10, var_1_13=14/5, var_1_1=64, var_1_2=0, var_1_5=8, var_1_6=-32, var_1_7=100, var_1_8=32] [L64] var_1_5 = __VERIFIER_nondet_short() [L65] CALL assume_abort_if_not(var_1_5 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=32, var_1_10=2553/10, var_1_13=14/5, var_1_1=64, var_1_2=0, var_1_5=-1, var_1_6=-32, var_1_7=100, var_1_8=32] [L20] COND FALSE !(!cond) [L65] RET assume_abort_if_not(var_1_5 >= -32768) VAL [isInitial=1, last_1_var_1_8=32, var_1_10=2553/10, var_1_13=14/5, var_1_1=64, var_1_2=0, var_1_5=-1, var_1_6=-32, var_1_7=100, var_1_8=32] [L66] CALL assume_abort_if_not(var_1_5 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=32, var_1_10=2553/10, var_1_13=14/5, var_1_1=64, var_1_2=0, var_1_5=-1, var_1_6=-32, var_1_7=100, var_1_8=32] [L20] COND FALSE !(!cond) [L66] RET assume_abort_if_not(var_1_5 <= 32767) VAL [isInitial=1, last_1_var_1_8=32, var_1_10=2553/10, var_1_13=14/5, var_1_1=64, var_1_2=0, var_1_5=-1, var_1_6=-32, var_1_7=100, var_1_8=32] [L67] CALL assume_abort_if_not(var_1_5 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=32, var_1_10=2553/10, var_1_13=14/5, var_1_1=64, var_1_2=0, var_1_5=-1, var_1_6=-32, var_1_7=100, var_1_8=32] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_5 != 0) VAL [isInitial=1, last_1_var_1_8=32, var_1_10=2553/10, var_1_13=14/5, var_1_1=64, var_1_2=0, var_1_5=-1, var_1_6=-32, var_1_7=100, var_1_8=32] [L68] var_1_6 = __VERIFIER_nondet_short() [L69] CALL assume_abort_if_not(var_1_6 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=32, var_1_10=2553/10, var_1_13=14/5, var_1_1=64, var_1_2=0, var_1_5=-1, var_1_6=1, var_1_7=100, var_1_8=32] [L20] COND FALSE !(!cond) [L69] RET assume_abort_if_not(var_1_6 >= -32768) VAL [isInitial=1, last_1_var_1_8=32, var_1_10=2553/10, var_1_13=14/5, var_1_1=64, var_1_2=0, var_1_5=-1, var_1_6=1, var_1_7=100, var_1_8=32] [L70] CALL assume_abort_if_not(var_1_6 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=32, var_1_10=2553/10, var_1_13=14/5, var_1_1=64, var_1_2=0, var_1_5=-1, var_1_6=1, var_1_7=100, var_1_8=32] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_6 <= 32767) VAL [isInitial=1, last_1_var_1_8=32, var_1_10=2553/10, var_1_13=14/5, var_1_1=64, var_1_2=0, var_1_5=-1, var_1_6=1, var_1_7=100, var_1_8=32] [L71] CALL assume_abort_if_not(var_1_6 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=32, var_1_10=2553/10, var_1_13=14/5, var_1_1=64, var_1_2=0, var_1_5=-1, var_1_6=1, var_1_7=100, var_1_8=32] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(var_1_6 != 0) VAL [isInitial=1, last_1_var_1_8=32, var_1_10=2553/10, var_1_13=14/5, var_1_1=64, var_1_2=0, var_1_5=-1, var_1_6=1, var_1_7=100, var_1_8=32] [L72] var_1_7 = __VERIFIER_nondet_uchar() [L73] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=32, var_1_10=2553/10, var_1_13=14/5, var_1_1=64, var_1_2=0, var_1_5=-1, var_1_6=1, var_1_8=32] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_8=32, var_1_10=2553/10, var_1_13=14/5, var_1_1=64, var_1_2=0, var_1_5=-1, var_1_6=1, var_1_8=32] [L74] CALL assume_abort_if_not(var_1_7 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=32, var_1_10=2553/10, var_1_13=14/5, var_1_1=64, var_1_2=0, var_1_5=-1, var_1_6=1, var_1_7=0, var_1_8=32] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(var_1_7 <= 254) VAL [isInitial=1, last_1_var_1_8=32, var_1_10=2553/10, var_1_13=14/5, var_1_1=64, var_1_2=0, var_1_5=-1, var_1_6=1, var_1_7=0, var_1_8=32] [L75] var_1_13 = __VERIFIER_nondet_float() [L76] CALL assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=32, var_1_10=2553/10, var_1_1=64, var_1_2=0, var_1_5=-1, var_1_6=1, var_1_7=0, var_1_8=32] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_8=32, var_1_10=2553/10, var_1_1=64, var_1_2=0, var_1_5=-1, var_1_6=1, var_1_7=0, var_1_8=32] [L90] RET updateVariables() [L91] CALL step() [L34] signed long int stepLocal_0 = (last_1_var_1_8 / var_1_5) % var_1_6; [L35] COND FALSE !(\read(var_1_2)) [L40] var_1_1 = var_1_7 [L42] unsigned char stepLocal_1 = var_1_1; [L43] COND FALSE !(stepLocal_1 < var_1_5) [L46] var_1_8 = var_1_7 [L48] COND TRUE ((var_1_6 * var_1_8) * var_1_7) <= (var_1_8 - var_1_1) [L49] COND TRUE var_1_5 <= (var_1_8 + var_1_8) [L50] var_1_10 = var_1_13 [L91] RET step() [L92] CALL, EXPR property() [L82-L83] return ((var_1_2 ? ((last_1_var_1_8 > ((last_1_var_1_8 / var_1_5) % var_1_6)) ? (var_1_1 == ((unsigned char) var_1_7)) : 1) : (var_1_1 == ((unsigned char) var_1_7))) && ((var_1_1 < var_1_5) ? (var_1_8 == ((signed long int) (var_1_1 - ((((var_1_7) < (var_1_1)) ? (var_1_7) : (var_1_1)))))) : (var_1_8 == ((signed long int) var_1_7)))) && ((((var_1_6 * var_1_8) * var_1_7) <= (var_1_8 - var_1_1)) ? ((var_1_5 <= (var_1_8 + var_1_8)) ? (var_1_10 == ((float) var_1_13)) : 1) : ((var_1_1 >= var_1_1) ? (var_1_10 == ((float) var_1_13)) : (var_1_10 == ((float) var_1_13)))) ; [L92] RET, EXPR property() [L92] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_8=32, var_1_10=2, var_1_13=2, var_1_1=0, var_1_2=0, var_1_5=-1, var_1_6=1, var_1_7=0, var_1_8=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_8=32, var_1_10=2, var_1_13=2, var_1_1=0, var_1_2=0, var_1_5=-1, var_1_6=1, var_1_7=0, var_1_8=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 207.89ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 104.4MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.24ms. Allocated memory is still 142.6MB. Free memory was 104.4MB in the beginning and 102.4MB in the end (delta: 1.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.08ms. Allocated memory is still 142.6MB. Free memory was 102.4MB in the beginning and 101.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 357.54ms. Allocated memory is still 142.6MB. Free memory was 101.2MB in the beginning and 78.4MB in the end (delta: 22.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 386.11ms. Allocated memory is still 142.6MB. Free memory was 78.4MB in the beginning and 55.2MB in the end (delta: 23.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 4.00ms. Allocated memory is still 142.6MB. Free memory was 55.2MB in the beginning and 55.0MB in the end (delta: 186.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 04:16:19,313 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-30.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b --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 4fcc2ce47bc034780fb01758f27a0099ceca40e7fe000487fe647a6fb5f368a8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:16:21,198 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:16:21,280 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 04:16:21,305 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:16:21,306 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:16:21,306 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:16:21,306 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:16:21,306 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:16:21,306 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:16:21,306 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:16:21,307 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:16:21,307 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:16:21,307 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:16:21,307 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:16:21,307 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:16:21,307 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:16:21,307 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 04:16:21,307 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 04:16:21,307 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 04:16:21,307 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:16:21,308 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:16:21,308 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:16:21,308 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:16:21,308 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:16:21,308 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:16:21,308 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:16:21,308 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:16:21,308 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 04:16:21,308 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:16:21,308 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:16:21,309 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:16:21,309 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:16:21,309 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:16:21,309 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 04:16:21,309 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:16:21,309 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 04:16:21,309 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b 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 -> 4fcc2ce47bc034780fb01758f27a0099ceca40e7fe000487fe647a6fb5f368a8 [2024-12-06 04:16:21,543 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:16:21,550 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:16:21,553 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:16:21,554 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:16:21,554 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:16:21,555 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-30.i [2024-12-06 04:16:24,295 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/data/6795e4c10/8d08c0479e9e47cd82a56a2b236da963/FLAGb65414c37 [2024-12-06 04:16:24,472 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:16:24,472 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-30.i [2024-12-06 04:16:24,480 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/data/6795e4c10/8d08c0479e9e47cd82a56a2b236da963/FLAGb65414c37 [2024-12-06 04:16:24,495 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/data/6795e4c10/8d08c0479e9e47cd82a56a2b236da963 [2024-12-06 04:16:24,497 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:16:24,498 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:16:24,500 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:16:24,500 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:16:24,504 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:16:24,505 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:16:24" (1/1) ... [2024-12-06 04:16:24,506 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b5c7a71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:16:24, skipping insertion in model container [2024-12-06 04:16:24,506 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:16:24" (1/1) ... [2024-12-06 04:16:24,521 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:16:24,653 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_f987f650-bca3-467c-b50e-54be85d155ba/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-30.i[915,928] [2024-12-06 04:16:24,685 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:16:24,698 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:16:24,708 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_f987f650-bca3-467c-b50e-54be85d155ba/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-30.i[915,928] [2024-12-06 04:16:24,724 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:16:24,740 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:16:24,740 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:16:24 WrapperNode [2024-12-06 04:16:24,740 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:16:24,741 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:16:24,741 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:16:24,741 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:16:24,747 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:16:24" (1/1) ... [2024-12-06 04:16:24,756 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:16:24" (1/1) ... [2024-12-06 04:16:24,773 INFO L138 Inliner]: procedures = 27, calls = 24, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 84 [2024-12-06 04:16:24,774 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:16:24,774 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:16:24,774 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:16:24,774 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:16:24,781 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:16:24" (1/1) ... [2024-12-06 04:16:24,781 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:16:24" (1/1) ... [2024-12-06 04:16:24,784 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:16:24" (1/1) ... [2024-12-06 04:16:24,784 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:16:24" (1/1) ... [2024-12-06 04:16:24,791 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:16:24" (1/1) ... [2024-12-06 04:16:24,792 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:16:24" (1/1) ... [2024-12-06 04:16:24,794 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:16:24" (1/1) ... [2024-12-06 04:16:24,796 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:16:24" (1/1) ... [2024-12-06 04:16:24,797 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:16:24" (1/1) ... [2024-12-06 04:16:24,799 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:16:24,800 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:16:24,800 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:16:24,800 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:16:24,801 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:16:24" (1/1) ... [2024-12-06 04:16:24,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:16:24,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:16:24,830 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:16:24,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:16:24,859 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:16:24,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 04:16:24,859 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 04:16:24,860 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 04:16:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:16:24,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:16:24,922 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:16:24,923 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:16:25,204 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-12-06 04:16:25,204 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:16:25,282 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:16:25,282 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 04:16:25,282 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:16:25 BoogieIcfgContainer [2024-12-06 04:16:25,282 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:16:25,283 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:16:25,283 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:16:25,290 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:16:25,291 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:16:25" (1/1) ... [2024-12-06 04:16:25,296 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:16:25,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:16:25,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 25 states and 36 transitions. [2024-12-06 04:16:25,333 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 36 transitions. [2024-12-06 04:16:25,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 04:16:25,336 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:16:25,336 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:16:25,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:16:25,338 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:16:25,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 04:16:25,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:25,865 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:16:25,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:25,942 INFO L256 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:16:25,948 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:17:14,900 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 04:17:14,905 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 04:17:17,389 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 04:17:17,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:17:17,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 44 states and 67 transitions. [2024-12-06 04:17:17,409 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 67 transitions. [2024-12-06 04:17:17,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-06 04:17:17,411 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:17:17,411 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:17:17,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:17:17,412 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:17:17,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 04:17:18,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:17:18,164 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:17:18,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:17:18,322 INFO L256 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 04:17:18,327 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:18:06,437 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 22 proven. 20 refuted. 0 times theorem prover too weak. 438 trivial. 0 not checked. [2024-12-06 04:18:06,443 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 04:18:06,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:06,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 44 states and 67 transitions. [2024-12-06 04:18:06,542 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 67 transitions. [2024-12-06 04:18:06,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-06 04:18:06,543 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:06,543 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:18:06,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:18:06,544 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:18:06,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 04:18:07,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:07,265 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:18:07,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:07,346 INFO L256 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 04:18:07,349 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:18:52,602 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 22 proven. 20 refuted. 0 times theorem prover too weak. 438 trivial. 0 not checked. [2024-12-06 04:18:52,608 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 04:18:52,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:52,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 44 states and 67 transitions. [2024-12-06 04:18:52,619 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 67 transitions. [2024-12-06 04:18:52,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-06 04:18:52,620 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:52,620 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:18:52,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:18:52,622 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:18:52,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 04:18:53,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:53,358 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:18:53,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:53,514 INFO L256 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 04:18:53,517 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:19:41,750 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 22 proven. 20 refuted. 0 times theorem prover too weak. 438 trivial. 0 not checked. [2024-12-06 04:19:41,757 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 04:19:41,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:19:41,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 44 states and 67 transitions. [2024-12-06 04:19:41,765 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 67 transitions. [2024-12-06 04:19:41,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-06 04:19:41,766 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:19:41,766 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:19:41,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:19:41,768 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:19:41,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 04:19:42,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:19:42,558 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:19:42,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:19:42,650 INFO L256 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 04:19:42,652 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:20:28,199 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 22 proven. 20 refuted. 0 times theorem prover too weak. 438 trivial. 0 not checked. [2024-12-06 04:20:28,206 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 04:20:28,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:28,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 44 states and 67 transitions. [2024-12-06 04:20:28,216 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 67 transitions. [2024-12-06 04:20:28,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-06 04:20:28,217 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:28,217 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:20:28,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:20:28,219 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:20:28,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 04:20:28,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:28,936 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:20:29,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:29,016 INFO L256 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 04:20:29,018 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:21:16,002 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 22 proven. 20 refuted. 0 times theorem prover too weak. 438 trivial. 0 not checked. [2024-12-06 04:21:16,010 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 04:21:16,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:21:16,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 44 states and 67 transitions. [2024-12-06 04:21:16,015 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 67 transitions. [2024-12-06 04:21:16,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-06 04:21:16,016 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:21:16,016 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:21:16,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:21:16,017 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:21:16,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 04:21:16,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:21:16,736 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:21:16,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:21:16,817 INFO L256 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 04:21:16,818 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:22:04,227 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 22 proven. 20 refuted. 0 times theorem prover too weak. 438 trivial. 0 not checked. [2024-12-06 04:22:04,233 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 04:22:04,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:22:04,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 44 states and 67 transitions. [2024-12-06 04:22:04,241 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 67 transitions. [2024-12-06 04:22:04,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-06 04:22:04,242 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:22:04,242 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:22:04,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:22:04,243 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:22:04,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 04:22:04,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:22:04,997 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:22:05,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:22:05,078 INFO L256 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 04:22:05,080 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:22:52,226 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 22 proven. 20 refuted. 0 times theorem prover too weak. 438 trivial. 0 not checked. [2024-12-06 04:22:52,233 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-06 04:22:52,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:22:52,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 44 states and 67 transitions. [2024-12-06 04:22:52,238 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 67 transitions. [2024-12-06 04:22:52,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-06 04:22:52,239 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:22:52,239 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:22:52,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:22:52,240 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:22:52,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-06 04:22:53,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:22:53,003 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:22:53,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:22:53,091 INFO L256 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 04:22:53,092 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:23:41,044 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 22 proven. 20 refuted. 0 times theorem prover too weak. 438 trivial. 0 not checked. [2024-12-06 04:23:41,051 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-06 04:23:41,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:23:41,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 44 states and 67 transitions. [2024-12-06 04:23:41,057 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 67 transitions. [2024-12-06 04:23:41,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-06 04:23:41,058 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:23:41,058 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:23:41,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:23:41,060 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:23:41,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-06 04:23:41,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:23:41,804 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:23:41,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:23:41,960 INFO L256 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 04:23:41,962 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:24:29,741 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 22 proven. 20 refuted. 0 times theorem prover too weak. 438 trivial. 0 not checked. [2024-12-06 04:24:29,748 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-06 04:24:29,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:24:29,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 44 states and 67 transitions. [2024-12-06 04:24:29,753 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 67 transitions. [2024-12-06 04:24:29,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-06 04:24:29,754 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:24:29,754 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:24:29,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:24:29,756 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:24:29,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-06 04:24:30,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:24:30,504 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:24:30,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:24:30,624 INFO L256 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 04:24:30,626 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:25:20,934 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 22 proven. 20 refuted. 0 times theorem prover too weak. 438 trivial. 0 not checked. [2024-12-06 04:25:20,941 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-06 04:25:20,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:25:20,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 44 states and 67 transitions. [2024-12-06 04:25:20,946 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 67 transitions. [2024-12-06 04:25:20,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-06 04:25:20,946 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:25:20,946 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:25:20,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:25:20,948 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:25:20,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-06 04:25:21,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:25:21,701 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:25:21,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:25:21,798 INFO L256 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 04:25:21,800 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:26:09,633 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 22 proven. 20 refuted. 0 times theorem prover too weak. 438 trivial. 0 not checked. [2024-12-06 04:26:09,639 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-06 04:26:09,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:26:09,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 44 states and 67 transitions. [2024-12-06 04:26:09,644 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 67 transitions. [2024-12-06 04:26:09,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-06 04:26:09,645 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:26:09,645 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:26:09,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:26:09,647 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:26:09,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-06 04:26:10,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:26:10,393 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:26:10,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:26:10,477 INFO L256 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 04:26:10,480 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:26:59,193 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 22 proven. 20 refuted. 0 times theorem prover too weak. 438 trivial. 0 not checked. [2024-12-06 04:26:59,199 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-06 04:26:59,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:26:59,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 44 states and 67 transitions. [2024-12-06 04:26:59,204 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 67 transitions. [2024-12-06 04:26:59,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-06 04:26:59,205 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:26:59,205 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:26:59,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:26:59,207 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:26:59,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-06 04:26:59,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:26:59,967 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:27:00,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:27:00,071 INFO L256 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 04:27:00,073 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:27:48,818 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 22 proven. 20 refuted. 0 times theorem prover too weak. 438 trivial. 0 not checked. [2024-12-06 04:27:48,825 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-06 04:27:48,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:27:48,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 44 states and 67 transitions. [2024-12-06 04:27:48,829 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 67 transitions. [2024-12-06 04:27:48,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-06 04:27:48,830 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:27:48,830 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:27:48,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:27:48,832 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:27:48,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-06 04:27:49,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:27:49,571 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:27:49,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:27:49,655 INFO L256 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 04:27:49,656 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:28:38,806 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 22 proven. 20 refuted. 0 times theorem prover too weak. 438 trivial. 0 not checked. [2024-12-06 04:28:38,812 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-06 04:28:38,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:28:38,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 44 states and 67 transitions. [2024-12-06 04:28:38,816 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 67 transitions. [2024-12-06 04:28:38,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-06 04:28:38,817 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:28:38,817 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:28:38,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:28:38,819 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:28:38,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-06 04:28:39,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:28:39,557 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:28:39,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:28:39,640 INFO L256 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 04:28:39,642 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:29:28,807 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 22 proven. 20 refuted. 0 times theorem prover too weak. 438 trivial. 0 not checked. [2024-12-06 04:29:28,813 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-06 04:29:28,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:29:28,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 44 states and 67 transitions. [2024-12-06 04:29:28,818 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 67 transitions. [2024-12-06 04:29:28,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-06 04:29:28,818 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:29:28,819 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:29:28,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:29:28,820 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:29:28,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-06 04:29:29,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:29:29,568 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:29:29,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:29:29,892 INFO L256 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 04:29:29,894 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:30:18,025 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 22 proven. 20 refuted. 0 times theorem prover too weak. 438 trivial. 0 not checked. [2024-12-06 04:30:18,031 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-06 04:30:18,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:30:18,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 44 states and 67 transitions. [2024-12-06 04:30:18,037 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 67 transitions. [2024-12-06 04:30:18,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-06 04:30:18,038 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:30:18,038 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:30:18,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:30:18,040 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:30:18,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-06 04:30:18,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:30:18,788 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:30:18,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:30:18,932 INFO L256 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 04:30:18,934 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:31:06,585 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 22 proven. 20 refuted. 0 times theorem prover too weak. 438 trivial. 0 not checked. [2024-12-06 04:31:06,591 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-06 04:31:06,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:31:06,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 44 states and 67 transitions. [2024-12-06 04:31:06,596 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 67 transitions. [2024-12-06 04:31:06,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-06 04:31:06,596 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:31:06,597 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:31:06,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:31:06,598 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:31:06,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f987f650-bca3-467c-b50e-54be85d155ba/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-06 04:31:07,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:31:07,363 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:31:07,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:31:07,507 INFO L256 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 04:31:07,510 INFO L279 TraceCheckSpWp]: Computing forward predicates...