./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-42.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_59bdc93b-ef46-49d3-b5f2-0769ef7d4b8c/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59bdc93b-ef46-49d3-b5f2-0769ef7d4b8c/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_59bdc93b-ef46-49d3-b5f2-0769ef7d4b8c/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59bdc93b-ef46-49d3-b5f2-0769ef7d4b8c/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-42.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59bdc93b-ef46-49d3-b5f2-0769ef7d4b8c/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_59bdc93b-ef46-49d3-b5f2-0769ef7d4b8c/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 a5b1459048f386d4d91aa4d1371a4e9edda9e34036124ce3aa9f0ad83bf94de0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:27:49,300 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:27:49,357 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59bdc93b-ef46-49d3-b5f2-0769ef7d4b8c/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 22:27:49,361 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:27:49,361 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:27:49,381 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:27:49,382 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:27:49,382 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:27:49,382 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:27:49,382 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:27:49,382 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:27:49,383 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:27:49,383 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:27:49,383 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:27:49,383 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:27:49,383 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:27:49,383 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:27:49,383 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:27:49,383 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:27:49,383 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:27:49,383 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:27:49,383 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:27:49,384 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:27:49,384 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:27:49,384 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:27:49,384 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:27:49,384 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:27:49,384 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:27:49,384 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:27:49,384 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:27:49,384 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:27:49,384 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:27:49,384 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:27:49,385 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_59bdc93b-ef46-49d3-b5f2-0769ef7d4b8c/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 -> a5b1459048f386d4d91aa4d1371a4e9edda9e34036124ce3aa9f0ad83bf94de0 [2024-12-05 22:27:49,611 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:27:49,620 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:27:49,622 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:27:49,623 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:27:49,624 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:27:49,625 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59bdc93b-ef46-49d3-b5f2-0769ef7d4b8c/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-42.i [2024-12-05 22:27:52,260 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59bdc93b-ef46-49d3-b5f2-0769ef7d4b8c/bin/ukojak-verify-CZk0znPC7b/data/849cea8a7/a8d21e2d5b7c41368f8d7abe3da8bda5/FLAG36a1162b3 [2024-12-05 22:27:52,489 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:27:52,490 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59bdc93b-ef46-49d3-b5f2-0769ef7d4b8c/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-42.i [2024-12-05 22:27:52,496 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59bdc93b-ef46-49d3-b5f2-0769ef7d4b8c/bin/ukojak-verify-CZk0znPC7b/data/849cea8a7/a8d21e2d5b7c41368f8d7abe3da8bda5/FLAG36a1162b3 [2024-12-05 22:27:52,840 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59bdc93b-ef46-49d3-b5f2-0769ef7d4b8c/bin/ukojak-verify-CZk0znPC7b/data/849cea8a7/a8d21e2d5b7c41368f8d7abe3da8bda5 [2024-12-05 22:27:52,842 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:27:52,843 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:27:52,844 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:27:52,844 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:27:52,847 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:27:52,847 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:27:52" (1/1) ... [2024-12-05 22:27:52,848 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4de75c55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:27:52, skipping insertion in model container [2024-12-05 22:27:52,848 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:27:52" (1/1) ... [2024-12-05 22:27:52,863 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:27:52,962 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_59bdc93b-ef46-49d3-b5f2-0769ef7d4b8c/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-42.i[915,928] [2024-12-05 22:27:53,010 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:27:53,019 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:27:53,027 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_59bdc93b-ef46-49d3-b5f2-0769ef7d4b8c/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-42.i[915,928] [2024-12-05 22:27:53,053 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:27:53,067 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:27:53,067 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:27:53 WrapperNode [2024-12-05 22:27:53,067 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:27:53,068 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:27:53,068 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:27:53,068 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:27:53,073 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:27:53" (1/1) ... [2024-12-05 22:27:53,080 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:27:53" (1/1) ... [2024-12-05 22:27:53,109 INFO L138 Inliner]: procedures = 26, calls = 25, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 122 [2024-12-05 22:27:53,110 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:27:53,110 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:27:53,110 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:27:53,110 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:27:53,117 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:27:53" (1/1) ... [2024-12-05 22:27:53,117 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:27:53" (1/1) ... [2024-12-05 22:27:53,120 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:27:53" (1/1) ... [2024-12-05 22:27:53,120 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:27:53" (1/1) ... [2024-12-05 22:27:53,128 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:27:53" (1/1) ... [2024-12-05 22:27:53,130 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:27:53" (1/1) ... [2024-12-05 22:27:53,133 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:27:53" (1/1) ... [2024-12-05 22:27:53,135 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:27:53" (1/1) ... [2024-12-05 22:27:53,136 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:27:53" (1/1) ... [2024-12-05 22:27:53,139 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:27:53,140 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:27:53,140 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:27:53,140 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:27:53,141 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:27:53" (1/1) ... [2024-12-05 22:27:53,146 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:27:53,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59bdc93b-ef46-49d3-b5f2-0769ef7d4b8c/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:27:53,168 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59bdc93b-ef46-49d3-b5f2-0769ef7d4b8c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:27:53,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59bdc93b-ef46-49d3-b5f2-0769ef7d4b8c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:27:53,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:27:53,193 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 22:27:53,193 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 22:27:53,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 22:27:53,193 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:27:53,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:27:53,251 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:27:53,252 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:27:53,490 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-12-05 22:27:53,491 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:27:53,606 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:27:53,607 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 22:27:53,607 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:27:53 BoogieIcfgContainer [2024-12-05 22:27:53,607 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:27:53,608 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:27:53,608 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:27:53,617 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:27:53,617 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:27:53" (1/1) ... [2024-12-05 22:27:53,625 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:27:53,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:27:53,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 28 states and 40 transitions. [2024-12-05 22:27:53,667 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 40 transitions. [2024-12-05 22:27:53,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-05 22:27:53,671 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:27:53,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:27:53,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:27:54,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:27:54,023 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 22:27:54,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:27:54,124 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-05 22:27:54,169 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 10:27:54 ImpRootNode [2024-12-05 22:27:54,170 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 22:27:54,170 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 22:27:54,170 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 22:27:54,170 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 22:27:54,171 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:27:53" (3/4) ... [2024-12-05 22:27:54,173 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-05 22:27:54,174 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 22:27:54,175 INFO L158 Benchmark]: Toolchain (without parser) took 1332.15ms. Allocated memory is still 142.6MB. Free memory was 116.9MB in the beginning and 84.9MB in the end (delta: 32.1MB). Peak memory consumption was 31.0MB. Max. memory is 16.1GB. [2024-12-05 22:27:54,175 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:27:54,176 INFO L158 Benchmark]: CACSL2BoogieTranslator took 223.86ms. Allocated memory is still 142.6MB. Free memory was 116.9MB in the beginning and 103.0MB in the end (delta: 13.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 22:27:54,176 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.75ms. Allocated memory is still 142.6MB. Free memory was 103.0MB in the beginning and 99.9MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:27:54,176 INFO L158 Benchmark]: Boogie Preprocessor took 29.15ms. Allocated memory is still 142.6MB. Free memory was 99.9MB in the beginning and 98.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:27:54,177 INFO L158 Benchmark]: RCFGBuilder took 467.12ms. Allocated memory is still 142.6MB. Free memory was 98.5MB in the beginning and 61.2MB in the end (delta: 37.3MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-12-05 22:27:54,177 INFO L158 Benchmark]: CodeCheck took 561.68ms. Allocated memory is still 142.6MB. Free memory was 61.2MB in the beginning and 84.9MB in the end (delta: -23.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:27:54,177 INFO L158 Benchmark]: Witness Printer took 3.84ms. Allocated memory is still 142.6MB. Free memory was 84.9MB in the beginning and 84.9MB in the end (delta: 15.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:27:54,179 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, 28 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 47 NumberOfCodeBlocks, 47 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 111, overapproximation of someBinaryFLOATComparisonOperation at line 54, overapproximation of someBinaryFLOATComparisonOperation at line 109, overapproximation of someUnaryDOUBLEoperation at line 30, overapproximation of someBinaryArithmeticFLOAToperation at line 47. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 16; [L23] signed char var_1_5 = -8; [L24] unsigned char var_1_6 = 10; [L25] unsigned char var_1_7 = 128; [L26] unsigned char var_1_8 = 1; [L27] unsigned char var_1_11 = 0; [L28] unsigned char var_1_12 = 0; [L29] signed short int var_1_13 = 200; [L30] float var_1_14 = -0.8; [L31] float var_1_15 = 127.25; [L32] float var_1_16 = 3.5; [L33] unsigned short int var_1_17 = 16; [L34] unsigned char var_1_19 = 1; [L35] unsigned char var_1_20 = 0; [L36] signed short int last_1_var_1_1 = 16; [L37] unsigned char last_1_var_1_6 = 10; [L38] unsigned char last_1_var_1_8 = 1; [L39] signed short int last_1_var_1_13 = 200; [L127] isInitial = 1 [L128] FCALL initially() [L130] CALL updateLastVariables() [L117] last_1_var_1_1 = var_1_1 [L118] last_1_var_1_6 = var_1_6 [L119] last_1_var_1_8 = var_1_8 [L120] last_1_var_1_13 = var_1_13 [L130] RET updateLastVariables() [L131] CALL updateVariables() [L96] var_1_5 = __VERIFIER_nondet_char() [L97] CALL assume_abort_if_not(var_1_5 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_5=-10, var_1_6=10, var_1_7=128, var_1_8=1] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_5 >= -127) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_5=-10, var_1_6=10, var_1_7=128, var_1_8=1] [L98] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_5=-10, var_1_6=10, var_1_7=128, var_1_8=1] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_5=-10, var_1_6=10, var_1_7=128, var_1_8=1] [L99] var_1_7 = __VERIFIER_nondet_uchar() [L100] CALL assume_abort_if_not(var_1_7 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_5=-10, var_1_6=10, var_1_7=969, var_1_8=1] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(var_1_7 >= 127) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_5=-10, var_1_6=10, var_1_7=969, var_1_8=1] [L101] CALL assume_abort_if_not(var_1_7 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_5=-10, var_1_6=10, var_1_7=969, var_1_8=1] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(var_1_7 <= 254) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_5=-10, var_1_6=10, var_1_7=969, var_1_8=1] [L102] var_1_11 = __VERIFIER_nondet_uchar() [L103] CALL assume_abort_if_not(var_1_11 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=-255, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_5=-10, var_1_6=10, var_1_7=969, var_1_8=1] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(var_1_11 >= 1) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=-255, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_5=-10, var_1_6=10, var_1_7=969, var_1_8=1] [L104] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=-255, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_5=-10, var_1_6=10, var_1_7=969, var_1_8=1] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=-255, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_5=-10, var_1_6=10, var_1_7=969, var_1_8=1] [L105] var_1_12 = __VERIFIER_nondet_uchar() [L106] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=-255, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_5=-10, var_1_6=10, var_1_7=969, var_1_8=1] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=-255, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_5=-10, var_1_6=10, var_1_7=969, var_1_8=1] [L107] CALL assume_abort_if_not(var_1_12 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=-255, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_5=-10, var_1_6=10, var_1_7=969, var_1_8=1] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(var_1_12 <= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=-255, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_5=-10, var_1_6=10, var_1_7=969, var_1_8=1] [L108] var_1_15 = __VERIFIER_nondet_float() [L109] CALL assume_abort_if_not((var_1_15 >= -461168.6018427382800e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=-255, var_1_12=0, var_1_13=200, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_5=-10, var_1_6=10, var_1_7=969, var_1_8=1] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not((var_1_15 >= -461168.6018427382800e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=-255, var_1_12=0, var_1_13=200, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_5=-10, var_1_6=10, var_1_7=969, var_1_8=1] [L110] var_1_16 = __VERIFIER_nondet_float() [L111] CALL assume_abort_if_not((var_1_16 >= -461168.6018427382800e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=-255, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_5=-10, var_1_6=10, var_1_7=969, var_1_8=1] [L20] COND FALSE !(!cond) [L111] RET assume_abort_if_not((var_1_16 >= -461168.6018427382800e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=-255, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_5=-10, var_1_6=10, var_1_7=969, var_1_8=1] [L112] var_1_20 = __VERIFIER_nondet_uchar() [L113] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=-255, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_5=-10, var_1_6=10, var_1_7=969, var_1_8=1] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=-255, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_5=-10, var_1_6=10, var_1_7=969, var_1_8=1] [L114] CALL assume_abort_if_not(var_1_20 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=-255, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_5=-10, var_1_6=10, var_1_7=969, var_1_8=1] [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not(var_1_20 <= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=-255, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_5=-10, var_1_6=10, var_1_7=969, var_1_8=1] [L131] RET updateVariables() [L132] CALL step() [L43] signed long int stepLocal_6 = last_1_var_1_1; [L44] unsigned char stepLocal_5 = ((((last_1_var_1_1) < (8)) ? (last_1_var_1_1) : (8))) <= var_1_5; [L45] COND TRUE stepLocal_5 || last_1_var_1_8 [L46] COND FALSE !(stepLocal_6 <= last_1_var_1_6) [L49] var_1_14 = var_1_16 [L54] COND TRUE var_1_14 <= var_1_15 [L55] var_1_19 = (var_1_12 || var_1_20) [L57] COND FALSE !(var_1_5 >= -2) [L60] unsigned char stepLocal_4 = var_1_6; [L61] signed long int stepLocal_3 = var_1_6 / var_1_7; [L62] COND TRUE last_1_var_1_13 >= stepLocal_3 [L63] COND TRUE stepLocal_4 != ((((((((var_1_6) > (last_1_var_1_13)) ? (var_1_6) : (last_1_var_1_13)))) > (var_1_5)) ? (((((var_1_6) > (last_1_var_1_13)) ? (var_1_6) : (last_1_var_1_13)))) : (var_1_5))) [L64] var_1_13 = var_1_7 [L71] unsigned char stepLocal_7 = var_1_6; [L72] COND FALSE !(stepLocal_7 > var_1_6) [L75] unsigned char stepLocal_0 = var_1_6; [L76] COND FALSE !(\read(var_1_19)) [L79] COND TRUE ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))) >= stepLocal_0 [L80] var_1_1 = var_1_5 [L83] unsigned char stepLocal_2 = var_1_19 && var_1_19; [L84] unsigned char stepLocal_1 = var_1_7; [L85] COND FALSE !((49.5f <= var_1_14) && stepLocal_2) [L92] var_1_8 = var_1_12 [L132] RET step() [L133] CALL, EXPR property() [L123-L124] return ((((((var_1_19 ? (var_1_1 == ((signed short int) ((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))) : ((((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))) >= var_1_6) ? (var_1_1 == ((signed short int) var_1_5)) : 1)) && ((var_1_5 >= -2) ? (var_1_6 == ((unsigned char) (var_1_7 - 100))) : 1)) && (((49.5f <= var_1_14) && (var_1_19 && var_1_19)) ? ((var_1_13 < var_1_7) ? (var_1_8 == ((unsigned char) (var_1_19 || var_1_11))) : (var_1_8 == ((unsigned char) var_1_11))) : (var_1_8 == ((unsigned char) var_1_12)))) && ((last_1_var_1_13 >= (var_1_6 / var_1_7)) ? ((var_1_6 != ((((((((var_1_6) > (last_1_var_1_13)) ? (var_1_6) : (last_1_var_1_13)))) > (var_1_5)) ? (((((var_1_6) > (last_1_var_1_13)) ? (var_1_6) : (last_1_var_1_13)))) : (var_1_5)))) ? (var_1_13 == ((signed short int) var_1_7)) : (var_1_13 == ((signed short int) last_1_var_1_13))) : (var_1_13 == ((signed short int) var_1_6)))) && (((((((last_1_var_1_1) < (8)) ? (last_1_var_1_1) : (8))) <= var_1_5) || last_1_var_1_8) ? ((last_1_var_1_1 <= last_1_var_1_6) ? (var_1_14 == ((float) (var_1_15 + var_1_16))) : (var_1_14 == ((float) var_1_16))) : (var_1_14 == ((float) var_1_16)))) && ((var_1_6 > var_1_6) ? (var_1_17 == ((unsigned short int) ((((25) > ((var_1_13 + var_1_6))) ? (25) : ((var_1_13 + var_1_6)))))) : 1)) && ((var_1_14 <= var_1_15) ? (var_1_19 == ((unsigned char) (var_1_12 || var_1_20))) : 1) ; [L133] RET, EXPR property() [L133] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=-255, var_1_12=0, var_1_13=201, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_5=-10, var_1_6=10, var_1_7=969, var_1_8=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=-255, var_1_12=0, var_1_13=201, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_5=-10, var_1_6=10, var_1_7=969, 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 83.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 223.86ms. Allocated memory is still 142.6MB. Free memory was 116.9MB in the beginning and 103.0MB in the end (delta: 13.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.75ms. Allocated memory is still 142.6MB. Free memory was 103.0MB in the beginning and 99.9MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 29.15ms. Allocated memory is still 142.6MB. Free memory was 99.9MB in the beginning and 98.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 467.12ms. Allocated memory is still 142.6MB. Free memory was 98.5MB in the beginning and 61.2MB in the end (delta: 37.3MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * CodeCheck took 561.68ms. Allocated memory is still 142.6MB. Free memory was 61.2MB in the beginning and 84.9MB in the end (delta: -23.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.84ms. Allocated memory is still 142.6MB. Free memory was 84.9MB in the beginning and 84.9MB in the end (delta: 15.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-05 22:27:54,197 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59bdc93b-ef46-49d3-b5f2-0769ef7d4b8c/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_59bdc93b-ef46-49d3-b5f2-0769ef7d4b8c/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59bdc93b-ef46-49d3-b5f2-0769ef7d4b8c/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_59bdc93b-ef46-49d3-b5f2-0769ef7d4b8c/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59bdc93b-ef46-49d3-b5f2-0769ef7d4b8c/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-42.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59bdc93b-ef46-49d3-b5f2-0769ef7d4b8c/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_59bdc93b-ef46-49d3-b5f2-0769ef7d4b8c/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 a5b1459048f386d4d91aa4d1371a4e9edda9e34036124ce3aa9f0ad83bf94de0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:27:56,133 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:27:56,218 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59bdc93b-ef46-49d3-b5f2-0769ef7d4b8c/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 22:27:56,245 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:27:56,246 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:27:56,246 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:27:56,246 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:27:56,246 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:27:56,246 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:27:56,247 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:27:56,247 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:27:56,247 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:27:56,247 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:27:56,247 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:27:56,247 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:27:56,247 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:27:56,247 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 22:27:56,247 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 22:27:56,247 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 22:27:56,248 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:27:56,248 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:27:56,248 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:27:56,248 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:27:56,248 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:27:56,248 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:27:56,248 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:27:56,248 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:27:56,248 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 22:27:56,248 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:27:56,248 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:27:56,249 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:27:56,249 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:27:56,249 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:27:56,249 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 22:27:56,249 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:27:56,249 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 22:27:56,249 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_59bdc93b-ef46-49d3-b5f2-0769ef7d4b8c/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 -> a5b1459048f386d4d91aa4d1371a4e9edda9e34036124ce3aa9f0ad83bf94de0 [2024-12-05 22:27:56,487 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:27:56,495 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:27:56,497 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:27:56,498 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:27:56,499 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:27:56,500 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59bdc93b-ef46-49d3-b5f2-0769ef7d4b8c/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-42.i [2024-12-05 22:27:59,139 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59bdc93b-ef46-49d3-b5f2-0769ef7d4b8c/bin/ukojak-verify-CZk0znPC7b/data/791ca6d5c/655122d2db93440f8a62944bd47ab219/FLAGf6b8fb767 [2024-12-05 22:27:59,329 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:27:59,330 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59bdc93b-ef46-49d3-b5f2-0769ef7d4b8c/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-42.i [2024-12-05 22:27:59,339 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59bdc93b-ef46-49d3-b5f2-0769ef7d4b8c/bin/ukojak-verify-CZk0znPC7b/data/791ca6d5c/655122d2db93440f8a62944bd47ab219/FLAGf6b8fb767 [2024-12-05 22:27:59,685 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59bdc93b-ef46-49d3-b5f2-0769ef7d4b8c/bin/ukojak-verify-CZk0znPC7b/data/791ca6d5c/655122d2db93440f8a62944bd47ab219 [2024-12-05 22:27:59,687 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:27:59,688 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:27:59,689 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:27:59,689 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:27:59,692 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:27:59,693 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:27:59" (1/1) ... [2024-12-05 22:27:59,693 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@241a4c6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:27:59, skipping insertion in model container [2024-12-05 22:27:59,693 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:27:59" (1/1) ... [2024-12-05 22:27:59,710 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:27:59,835 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_59bdc93b-ef46-49d3-b5f2-0769ef7d4b8c/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-42.i[915,928] [2024-12-05 22:27:59,880 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:27:59,892 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:27:59,900 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_59bdc93b-ef46-49d3-b5f2-0769ef7d4b8c/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-42.i[915,928] [2024-12-05 22:27:59,925 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:27:59,940 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:27:59,941 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:27:59 WrapperNode [2024-12-05 22:27:59,941 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:27:59,942 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:27:59,942 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:27:59,942 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:27:59,947 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:27:59" (1/1) ... [2024-12-05 22:27:59,955 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:27:59" (1/1) ... [2024-12-05 22:27:59,972 INFO L138 Inliner]: procedures = 27, calls = 25, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 121 [2024-12-05 22:27:59,973 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:27:59,973 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:27:59,973 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:27:59,973 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:27:59,979 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:27:59" (1/1) ... [2024-12-05 22:27:59,979 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:27:59" (1/1) ... [2024-12-05 22:27:59,982 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:27:59" (1/1) ... [2024-12-05 22:27:59,983 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:27:59" (1/1) ... [2024-12-05 22:27:59,990 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:27:59" (1/1) ... [2024-12-05 22:27:59,991 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:27:59" (1/1) ... [2024-12-05 22:27:59,995 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:27:59" (1/1) ... [2024-12-05 22:27:59,997 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:27:59" (1/1) ... [2024-12-05 22:27:59,998 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:27:59" (1/1) ... [2024-12-05 22:28:00,001 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:28:00,002 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:28:00,002 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:28:00,002 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:28:00,003 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:27:59" (1/1) ... [2024-12-05 22:28:00,009 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:28:00,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59bdc93b-ef46-49d3-b5f2-0769ef7d4b8c/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:28:00,029 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59bdc93b-ef46-49d3-b5f2-0769ef7d4b8c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:28:00,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59bdc93b-ef46-49d3-b5f2-0769ef7d4b8c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:28:00,049 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:28:00,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 22:28:00,050 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 22:28:00,050 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 22:28:00,050 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:28:00,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:28:00,108 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:28:00,109 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:28:00,477 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-12-05 22:28:00,477 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:28:00,594 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:28:00,594 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 22:28:00,595 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:28:00 BoogieIcfgContainer [2024-12-05 22:28:00,595 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:28:00,595 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:28:00,595 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:28:00,604 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:28:00,604 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:28:00" (1/1) ... [2024-12-05 22:28:00,610 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:28:00,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:28:00,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 28 states and 40 transitions. [2024-12-05 22:28:00,648 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 40 transitions. [2024-12-05 22:28:00,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-05 22:28:00,652 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:28:00,653 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:28:00,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59bdc93b-ef46-49d3-b5f2-0769ef7d4b8c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:28:00,655 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59bdc93b-ef46-49d3-b5f2-0769ef7d4b8c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:28:00,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59bdc93b-ef46-49d3-b5f2-0769ef7d4b8c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 22:28:01,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:28:01,244 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:28:01,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:28:01,399 INFO L256 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-12-05 22:28:01,409 INFO L279 TraceCheckSpWp]: Computing forward predicates...