./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-90.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_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-90.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3 --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 2bc4b1110ac40ac45fd6b768f4c3036267384ecb556aaf76493d3204f3559707 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:01:47,179 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:01:47,263 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-24 18:01:47,271 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 18:01:47,273 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-24 18:01:47,299 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:01:47,301 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 18:01:47,301 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-24 18:01:47,301 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:01:47,301 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:01:47,301 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:01:47,301 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 18:01:47,302 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 18:01:47,302 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 18:01:47,302 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 18:01:47,302 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:01:47,302 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 18:01:47,302 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:01:47,302 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 18:01:47,302 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 18:01:47,302 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 18:01:47,303 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:01:47,303 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:01:47,303 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:01:47,303 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:01:47,303 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:01:47,303 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:01:47,303 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:01:47,303 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:01:47,304 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:01:47,304 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 18:01:47,304 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-24 18:01:47,304 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 18:01:47,306 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_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3 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 -> 2bc4b1110ac40ac45fd6b768f4c3036267384ecb556aaf76493d3204f3559707 [2024-11-24 18:01:47,674 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:01:47,684 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:01:47,687 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:01:47,689 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:01:47,689 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:01:47,691 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-90.i [2024-11-24 18:01:51,242 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/data/7e14bbe0a/bbf41485bf1f43c68d06c7152cffcdc3/FLAG05814617b [2024-11-24 18:01:51,674 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:01:51,674 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-90.i [2024-11-24 18:01:51,689 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/data/7e14bbe0a/bbf41485bf1f43c68d06c7152cffcdc3/FLAG05814617b [2024-11-24 18:01:51,722 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/data/7e14bbe0a/bbf41485bf1f43c68d06c7152cffcdc3 [2024-11-24 18:01:51,726 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:01:51,729 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:01:51,731 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:01:51,731 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:01:51,738 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:01:51,739 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:01:51" (1/1) ... [2024-11-24 18:01:51,741 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c85d3e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:01:51, skipping insertion in model container [2024-11-24 18:01:51,742 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:01:51" (1/1) ... [2024-11-24 18:01:51,774 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:01:52,003 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_2a70541c-14d2-4116-bfa9-877529de3b9c/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-90.i[915,928] [2024-11-24 18:01:52,089 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:01:52,110 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 18:01:52,125 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_2a70541c-14d2-4116-bfa9-877529de3b9c/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-90.i[915,928] [2024-11-24 18:01:52,168 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:01:52,195 INFO L204 MainTranslator]: Completed translation [2024-11-24 18:01:52,195 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:01:52 WrapperNode [2024-11-24 18:01:52,196 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 18:01:52,197 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 18:01:52,197 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 18:01:52,197 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 18:01:52,207 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:01:52" (1/1) ... [2024-11-24 18:01:52,216 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:01:52" (1/1) ... [2024-11-24 18:01:52,259 INFO L138 Inliner]: procedures = 26, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 141 [2024-11-24 18:01:52,260 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 18:01:52,260 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 18:01:52,260 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 18:01:52,261 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 18:01:52,272 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:01:52" (1/1) ... [2024-11-24 18:01:52,272 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:01:52" (1/1) ... [2024-11-24 18:01:52,274 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:01:52" (1/1) ... [2024-11-24 18:01:52,275 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:01:52" (1/1) ... [2024-11-24 18:01:52,289 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:01:52" (1/1) ... [2024-11-24 18:01:52,290 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:01:52" (1/1) ... [2024-11-24 18:01:52,302 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:01:52" (1/1) ... [2024-11-24 18:01:52,303 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:01:52" (1/1) ... [2024-11-24 18:01:52,305 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:01:52" (1/1) ... [2024-11-24 18:01:52,314 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 18:01:52,315 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 18:01:52,315 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 18:01:52,315 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 18:01:52,316 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:01:52" (1/1) ... [2024-11-24 18:01:52,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:01:52,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-24 18:01:52,375 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-24 18:01:52,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-24 18:01:52,410 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 18:01:52,411 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 18:01:52,411 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 18:01:52,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-24 18:01:52,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 18:01:52,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 18:01:52,519 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 18:01:52,522 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 18:01:52,867 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-24 18:01:52,867 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 18:01:53,152 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 18:01:53,152 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-24 18:01:53,153 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:01:53 BoogieIcfgContainer [2024-11-24 18:01:53,153 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 18:01:53,154 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-24 18:01:53,154 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-24 18:01:53,167 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-24 18:01:53,167 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:01:53" (1/1) ... [2024-11-24 18:01:53,178 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 18:01:53,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:01:53,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 35 states and 52 transitions. [2024-11-24 18:01:53,260 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 52 transitions. [2024-11-24 18:01:53,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-24 18:01:53,269 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:01:53,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:01:53,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:01:53,786 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 18:01:54,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:01:54,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:01:54,331 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 18:01:54,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:01:54,493 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-24 18:01:54,582 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 06:01:54 ImpRootNode [2024-11-24 18:01:54,582 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-24 18:01:54,583 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-24 18:01:54,584 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-24 18:01:54,584 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-24 18:01:54,585 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:01:53" (3/4) ... [2024-11-24 18:01:54,588 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-24 18:01:54,589 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-24 18:01:54,590 INFO L158 Benchmark]: Toolchain (without parser) took 2861.55ms. Allocated memory is still 117.4MB. Free memory was 94.7MB in the beginning and 45.4MB in the end (delta: 49.3MB). Peak memory consumption was 46.8MB. Max. memory is 16.1GB. [2024-11-24 18:01:54,591 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 142.6MB. Free memory is still 80.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:01:54,591 INFO L158 Benchmark]: CACSL2BoogieTranslator took 464.82ms. Allocated memory is still 117.4MB. Free memory was 94.4MB in the beginning and 81.8MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 18:01:54,592 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.14ms. Allocated memory is still 117.4MB. Free memory was 81.8MB in the beginning and 79.9MB in the end (delta: 1.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 18:01:54,593 INFO L158 Benchmark]: Boogie Preprocessor took 53.89ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 78.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:01:54,593 INFO L158 Benchmark]: RCFGBuilder took 838.05ms. Allocated memory is still 117.4MB. Free memory was 78.8MB in the beginning and 43.8MB in the end (delta: 35.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-24 18:01:54,594 INFO L158 Benchmark]: CodeCheck took 1428.61ms. Allocated memory is still 117.4MB. Free memory was 43.5MB in the beginning and 45.4MB in the end (delta: -1.9MB). Peak memory consumption was 4.9MB. Max. memory is 16.1GB. [2024-11-24 18:01:54,594 INFO L158 Benchmark]: Witness Printer took 6.00ms. Allocated memory is still 117.4MB. Free memory was 45.4MB in the beginning and 45.4MB in the end (delta: 21.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:01:54,597 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 35 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, 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, 0.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 64 NumberOfCodeBlocks, 64 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 shiftRight at line 53, overapproximation of someBinaryDOUBLEComparisonOperation at line 91, overapproximation of someBinaryDOUBLEComparisonOperation at line 97. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 25; [L23] unsigned long int var_1_6 = 2; [L24] unsigned long int var_1_7 = 2762957886; [L25] unsigned long int var_1_8 = 2; [L26] unsigned long int var_1_9 = 1000000000; [L27] unsigned long int var_1_10 = 100; [L28] signed char var_1_11 = 4; [L29] signed char var_1_12 = 8; [L30] signed char var_1_13 = 10; [L31] signed char var_1_14 = 8; [L32] unsigned char var_1_15 = 1; [L33] unsigned char var_1_16 = 0; [L34] double var_1_17 = 32.4; [L35] double var_1_18 = 15.5; [L36] unsigned long int last_1_var_1_6 = 2; [L101] isInitial = 1 [L102] FCALL initially() [L104] CALL updateLastVariables() [L94] last_1_var_1_6 = var_1_6 [L104] RET updateLastVariables() [L105] CALL updateVariables() [L66] var_1_7 = __VERIFIER_nondet_ulong() [L67] CALL assume_abort_if_not(var_1_7 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=2, var_1_10=100, var_1_11=4, var_1_12=8, var_1_13=10, var_1_14=8, var_1_15=1, var_1_16=0, var_1_17=162/5, var_1_18=31/2, var_1_1=25, var_1_6=2, var_1_7=-8589934593, var_1_8=2, var_1_9=1000000000] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_7 >= 2147483647) VAL [isInitial=1, last_1_var_1_6=2, var_1_10=100, var_1_11=4, var_1_12=8, var_1_13=10, var_1_14=8, var_1_15=1, var_1_16=0, var_1_17=162/5, var_1_18=31/2, var_1_1=25, var_1_6=2, var_1_7=-8589934593, var_1_8=2, var_1_9=1000000000] [L68] CALL assume_abort_if_not(var_1_7 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=2, var_1_10=100, var_1_11=4, var_1_12=8, var_1_13=10, var_1_14=8, var_1_15=1, var_1_16=0, var_1_17=162/5, var_1_18=31/2, var_1_1=25, var_1_6=2, var_1_7=-8589934593, var_1_8=2, var_1_9=1000000000] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not(var_1_7 <= 4294967295) VAL [isInitial=1, last_1_var_1_6=2, var_1_10=100, var_1_11=4, var_1_12=8, var_1_13=10, var_1_14=8, var_1_15=1, var_1_16=0, var_1_17=162/5, var_1_18=31/2, var_1_1=25, var_1_6=2, var_1_7=-8589934593, var_1_8=2, var_1_9=1000000000] [L69] var_1_8 = __VERIFIER_nondet_ulong() [L70] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=2, var_1_10=100, var_1_11=4, var_1_12=8, var_1_13=10, var_1_14=8, var_1_15=1, var_1_16=0, var_1_17=162/5, var_1_18=31/2, var_1_1=25, var_1_6=2, var_1_7=-8589934593, var_1_9=1000000000] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_6=2, var_1_10=100, var_1_11=4, var_1_12=8, var_1_13=10, var_1_14=8, var_1_15=1, var_1_16=0, var_1_17=162/5, var_1_18=31/2, var_1_1=25, var_1_6=2, var_1_7=-8589934593, var_1_9=1000000000] [L71] CALL assume_abort_if_not(var_1_8 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=2, var_1_10=100, var_1_11=4, var_1_12=8, var_1_13=10, var_1_14=8, var_1_15=1, var_1_16=0, var_1_17=162/5, var_1_18=31/2, var_1_1=25, var_1_6=2, var_1_7=-8589934593, var_1_8=-4294967295, var_1_9=1000000000] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(var_1_8 <= 2147483647) VAL [isInitial=1, last_1_var_1_6=2, var_1_10=100, var_1_11=4, var_1_12=8, var_1_13=10, var_1_14=8, var_1_15=1, var_1_16=0, var_1_17=162/5, var_1_18=31/2, var_1_1=25, var_1_6=2, var_1_7=-8589934593, var_1_8=-4294967295, var_1_9=1000000000] [L72] var_1_9 = __VERIFIER_nondet_ulong() [L73] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=2, var_1_10=100, var_1_11=4, var_1_12=8, var_1_13=10, var_1_14=8, var_1_15=1, var_1_16=0, var_1_17=162/5, var_1_18=31/2, var_1_1=25, var_1_6=2, var_1_7=-8589934593, var_1_8=-4294967295] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_6=2, var_1_10=100, var_1_11=4, var_1_12=8, var_1_13=10, var_1_14=8, var_1_15=1, var_1_16=0, var_1_17=162/5, var_1_18=31/2, var_1_1=25, var_1_6=2, var_1_7=-8589934593, var_1_8=-4294967295] [L74] CALL assume_abort_if_not(var_1_9 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=2, var_1_10=100, var_1_11=4, var_1_12=8, var_1_13=10, var_1_14=8, var_1_15=1, var_1_16=0, var_1_17=162/5, var_1_18=31/2, var_1_1=25, var_1_6=2, var_1_7=-8589934593, var_1_8=-4294967295] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(var_1_9 <= 4294967295) VAL [isInitial=1, last_1_var_1_6=2, var_1_10=100, var_1_11=4, var_1_12=8, var_1_13=10, var_1_14=8, var_1_15=1, var_1_16=0, var_1_17=162/5, var_1_18=31/2, var_1_1=25, var_1_6=2, var_1_7=-8589934593, var_1_8=-4294967295] [L75] var_1_10 = __VERIFIER_nondet_ulong() [L76] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=2, var_1_11=4, var_1_12=8, var_1_13=10, var_1_14=8, var_1_15=1, var_1_16=0, var_1_17=162/5, var_1_18=31/2, var_1_1=25, var_1_6=2, var_1_7=-8589934593, var_1_8=-4294967295] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_6=2, var_1_11=4, var_1_12=8, var_1_13=10, var_1_14=8, var_1_15=1, var_1_16=0, var_1_17=162/5, var_1_18=31/2, var_1_1=25, var_1_6=2, var_1_7=-8589934593, var_1_8=-4294967295] [L77] CALL assume_abort_if_not(var_1_10 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=2, var_1_10=-4294967294, var_1_11=4, var_1_12=8, var_1_13=10, var_1_14=8, var_1_15=1, var_1_16=0, var_1_17=162/5, var_1_18=31/2, var_1_1=25, var_1_6=2, var_1_7=-8589934593, var_1_8=-4294967295] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not(var_1_10 <= 4294967294) VAL [isInitial=1, last_1_var_1_6=2, var_1_10=-4294967294, var_1_11=4, var_1_12=8, var_1_13=10, var_1_14=8, var_1_15=1, var_1_16=0, var_1_17=162/5, var_1_18=31/2, var_1_1=25, var_1_6=2, var_1_7=-8589934593, var_1_8=-4294967295] [L78] var_1_12 = __VERIFIER_nondet_char() [L79] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=2, var_1_10=-4294967294, var_1_11=4, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=1, var_1_16=0, var_1_17=162/5, var_1_18=31/2, var_1_1=25, var_1_6=2, var_1_7=-8589934593, var_1_8=-4294967295] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_6=2, var_1_10=-4294967294, var_1_11=4, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=1, var_1_16=0, var_1_17=162/5, var_1_18=31/2, var_1_1=25, var_1_6=2, var_1_7=-8589934593, var_1_8=-4294967295] [L80] CALL assume_abort_if_not(var_1_12 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=2, var_1_10=-4294967294, var_1_11=4, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=1, var_1_16=0, var_1_17=162/5, var_1_18=31/2, var_1_1=25, var_1_6=2, var_1_7=-8589934593, var_1_8=-4294967295] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not(var_1_12 <= 32) VAL [isInitial=1, last_1_var_1_6=2, var_1_10=-4294967294, var_1_11=4, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=1, var_1_16=0, var_1_17=162/5, var_1_18=31/2, var_1_1=25, var_1_6=2, var_1_7=-8589934593, var_1_8=-4294967295] [L81] var_1_13 = __VERIFIER_nondet_char() [L82] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=2, var_1_10=-4294967294, var_1_11=4, var_1_12=0, var_1_13=6, var_1_14=8, var_1_15=1, var_1_16=0, var_1_17=162/5, var_1_18=31/2, var_1_1=25, var_1_6=2, var_1_7=-8589934593, var_1_8=-4294967295] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_6=2, var_1_10=-4294967294, var_1_11=4, var_1_12=0, var_1_13=6, var_1_14=8, var_1_15=1, var_1_16=0, var_1_17=162/5, var_1_18=31/2, var_1_1=25, var_1_6=2, var_1_7=-8589934593, var_1_8=-4294967295] [L83] CALL assume_abort_if_not(var_1_13 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=2, var_1_10=-4294967294, var_1_11=4, var_1_12=0, var_1_13=6, var_1_14=8, var_1_15=1, var_1_16=0, var_1_17=162/5, var_1_18=31/2, var_1_1=25, var_1_6=2, var_1_7=-8589934593, var_1_8=-4294967295] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(var_1_13 <= 31) VAL [isInitial=1, last_1_var_1_6=2, var_1_10=-4294967294, var_1_11=4, var_1_12=0, var_1_13=6, var_1_14=8, var_1_15=1, var_1_16=0, var_1_17=162/5, var_1_18=31/2, var_1_1=25, var_1_6=2, var_1_7=-8589934593, var_1_8=-4294967295] [L84] var_1_14 = __VERIFIER_nondet_char() [L85] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=2, var_1_10=-4294967294, var_1_11=4, var_1_12=0, var_1_13=6, var_1_14=45, var_1_15=1, var_1_16=0, var_1_17=162/5, var_1_18=31/2, var_1_1=25, var_1_6=2, var_1_7=-8589934593, var_1_8=-4294967295] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_6=2, var_1_10=-4294967294, var_1_11=4, var_1_12=0, var_1_13=6, var_1_14=45, var_1_15=1, var_1_16=0, var_1_17=162/5, var_1_18=31/2, var_1_1=25, var_1_6=2, var_1_7=-8589934593, var_1_8=-4294967295] [L86] CALL assume_abort_if_not(var_1_14 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=2, var_1_10=-4294967294, var_1_11=4, var_1_12=0, var_1_13=6, var_1_14=45, var_1_15=1, var_1_16=0, var_1_17=162/5, var_1_18=31/2, var_1_1=25, var_1_6=2, var_1_7=-8589934593, var_1_8=-4294967295] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(var_1_14 <= 63) VAL [isInitial=1, last_1_var_1_6=2, var_1_10=-4294967294, var_1_11=4, var_1_12=0, var_1_13=6, var_1_14=45, var_1_15=1, var_1_16=0, var_1_17=162/5, var_1_18=31/2, var_1_1=25, var_1_6=2, var_1_7=-8589934593, var_1_8=-4294967295] [L87] var_1_16 = __VERIFIER_nondet_uchar() [L88] CALL assume_abort_if_not(var_1_16 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=2, var_1_10=-4294967294, var_1_11=4, var_1_12=0, var_1_13=6, var_1_14=45, var_1_15=1, var_1_16=1, var_1_17=162/5, var_1_18=31/2, var_1_1=25, var_1_6=2, var_1_7=-8589934593, var_1_8=-4294967295] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(var_1_16 >= 1) VAL [isInitial=1, last_1_var_1_6=2, var_1_10=-4294967294, var_1_11=4, var_1_12=0, var_1_13=6, var_1_14=45, var_1_15=1, var_1_16=1, var_1_17=162/5, var_1_18=31/2, var_1_1=25, var_1_6=2, var_1_7=-8589934593, var_1_8=-4294967295] [L89] CALL assume_abort_if_not(var_1_16 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=2, var_1_10=-4294967294, var_1_11=4, var_1_12=0, var_1_13=6, var_1_14=45, var_1_15=1, var_1_16=1, var_1_17=162/5, var_1_18=31/2, var_1_1=25, var_1_6=2, var_1_7=-8589934593, var_1_8=-4294967295] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(var_1_16 <= 1) VAL [isInitial=1, last_1_var_1_6=2, var_1_10=-4294967294, var_1_11=4, var_1_12=0, var_1_13=6, var_1_14=45, var_1_15=1, var_1_16=1, var_1_17=162/5, var_1_18=31/2, var_1_1=25, var_1_6=2, var_1_7=-8589934593, var_1_8=-4294967295] [L90] var_1_18 = __VERIFIER_nondet_double() [L91] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=2, var_1_10=-4294967294, var_1_11=4, var_1_12=0, var_1_13=6, var_1_14=45, var_1_15=1, var_1_16=1, var_1_17=162/5, var_1_1=25, var_1_6=2, var_1_7=-8589934593, var_1_8=-4294967295] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_6=2, var_1_10=-4294967294, var_1_11=4, var_1_12=0, var_1_13=6, var_1_14=45, var_1_15=1, var_1_16=1, var_1_17=162/5, var_1_1=25, var_1_6=2, var_1_7=-8589934593, var_1_8=-4294967295] [L105] RET updateVariables() [L106] CALL step() [L40] var_1_15 = var_1_16 [L41] var_1_17 = var_1_18 [L42] COND TRUE \read(var_1_15) [L43] var_1_11 = (((var_1_12 + var_1_13) + var_1_14) - 50) [L45] COND TRUE \read(var_1_15) [L46] var_1_1 = (((((var_1_11 + var_1_11)) < (var_1_11)) ? ((var_1_11 + var_1_11)) : (var_1_11))) [L48] signed long int stepLocal_2 = (((var_1_11) < (var_1_11)) ? (var_1_11) : (var_1_11)); [L49] signed long int stepLocal_1 = (((var_1_11) > (var_1_11)) ? (var_1_11) : (var_1_11)); [L50] unsigned long int stepLocal_0 = var_1_7 - var_1_8; [L51] COND TRUE last_1_var_1_6 != stepLocal_2 [L52] COND TRUE stepLocal_0 >= var_1_9 [L53] EXPR var_1_8 >> var_1_9 [L53] COND TRUE stepLocal_1 < (var_1_8 >> var_1_9) [L54] var_1_6 = var_1_8 [L106] RET step() [L107] CALL, EXPR property() [L97] EXPR (var_1_15 ? (var_1_1 == ((signed short int) (((((var_1_11 + var_1_11)) < (var_1_11)) ? ((var_1_11 + var_1_11)) : (var_1_11))))) : 1) && ((last_1_var_1_6 != ((((var_1_11) < (var_1_11)) ? (var_1_11) : (var_1_11)))) ? (((var_1_7 - var_1_8) >= var_1_9) ? ((((((var_1_11) > (var_1_11)) ? (var_1_11) : (var_1_11))) < (var_1_8 >> var_1_9)) ? (var_1_6 == ((unsigned long int) var_1_8)) : (var_1_6 == ((unsigned long int) var_1_10))) : (var_1_6 == ((unsigned long int) var_1_10))) : (var_1_6 == ((unsigned long int) var_1_8))) [L97] EXPR (last_1_var_1_6 != ((((var_1_11) < (var_1_11)) ? (var_1_11) : (var_1_11)))) ? (((var_1_7 - var_1_8) >= var_1_9) ? ((((((var_1_11) > (var_1_11)) ? (var_1_11) : (var_1_11))) < (var_1_8 >> var_1_9)) ? (var_1_6 == ((unsigned long int) var_1_8)) : (var_1_6 == ((unsigned long int) var_1_10))) : (var_1_6 == ((unsigned long int) var_1_10))) : (var_1_6 == ((unsigned long int) var_1_8)) [L97] EXPR ((var_1_7 - var_1_8) >= var_1_9) ? ((((((var_1_11) > (var_1_11)) ? (var_1_11) : (var_1_11))) < (var_1_8 >> var_1_9)) ? (var_1_6 == ((unsigned long int) var_1_8)) : (var_1_6 == ((unsigned long int) var_1_10))) : (var_1_6 == ((unsigned long int) var_1_10)) [L97] EXPR var_1_8 >> var_1_9 [L97] EXPR ((var_1_7 - var_1_8) >= var_1_9) ? ((((((var_1_11) > (var_1_11)) ? (var_1_11) : (var_1_11))) < (var_1_8 >> var_1_9)) ? (var_1_6 == ((unsigned long int) var_1_8)) : (var_1_6 == ((unsigned long int) var_1_10))) : (var_1_6 == ((unsigned long int) var_1_10)) [L97] EXPR (last_1_var_1_6 != ((((var_1_11) < (var_1_11)) ? (var_1_11) : (var_1_11)))) ? (((var_1_7 - var_1_8) >= var_1_9) ? ((((((var_1_11) > (var_1_11)) ? (var_1_11) : (var_1_11))) < (var_1_8 >> var_1_9)) ? (var_1_6 == ((unsigned long int) var_1_8)) : (var_1_6 == ((unsigned long int) var_1_10))) : (var_1_6 == ((unsigned long int) var_1_10))) : (var_1_6 == ((unsigned long int) var_1_8)) [L97] EXPR (var_1_15 ? (var_1_1 == ((signed short int) (((((var_1_11 + var_1_11)) < (var_1_11)) ? ((var_1_11 + var_1_11)) : (var_1_11))))) : 1) && ((last_1_var_1_6 != ((((var_1_11) < (var_1_11)) ? (var_1_11) : (var_1_11)))) ? (((var_1_7 - var_1_8) >= var_1_9) ? ((((((var_1_11) > (var_1_11)) ? (var_1_11) : (var_1_11))) < (var_1_8 >> var_1_9)) ? (var_1_6 == ((unsigned long int) var_1_8)) : (var_1_6 == ((unsigned long int) var_1_10))) : (var_1_6 == ((unsigned long int) var_1_10))) : (var_1_6 == ((unsigned long int) var_1_8))) [L97-L98] return ((((var_1_15 ? (var_1_1 == ((signed short int) (((((var_1_11 + var_1_11)) < (var_1_11)) ? ((var_1_11 + var_1_11)) : (var_1_11))))) : 1) && ((last_1_var_1_6 != ((((var_1_11) < (var_1_11)) ? (var_1_11) : (var_1_11)))) ? (((var_1_7 - var_1_8) >= var_1_9) ? ((((((var_1_11) > (var_1_11)) ? (var_1_11) : (var_1_11))) < (var_1_8 >> var_1_9)) ? (var_1_6 == ((unsigned long int) var_1_8)) : (var_1_6 == ((unsigned long int) var_1_10))) : (var_1_6 == ((unsigned long int) var_1_10))) : (var_1_6 == ((unsigned long int) var_1_8)))) && (var_1_15 ? (var_1_11 == ((signed char) (((var_1_12 + var_1_13) + var_1_14) - 50))) : 1)) && (var_1_15 == ((unsigned char) var_1_16))) && (var_1_17 == ((double) var_1_18)) ; [L107] RET, EXPR property() [L107] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_6=2, var_1_10=-4294967294, var_1_11=1, var_1_12=0, var_1_13=6, var_1_14=45, var_1_15=1, var_1_16=1, var_1_17=2, var_1_18=2, var_1_1=1, var_1_6=-4294967295, var_1_7=-8589934593, var_1_8=-4294967295, var_1_9=-4294967295] [L19] reach_error() VAL [isInitial=1, last_1_var_1_6=2, var_1_10=-4294967294, var_1_11=1, var_1_12=0, var_1_13=6, var_1_14=45, var_1_15=1, var_1_16=1, var_1_17=2, var_1_18=2, var_1_1=1, var_1_6=-4294967295, var_1_7=-8589934593, var_1_8=-4294967295, var_1_9=-4294967295] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 142.6MB. Free memory is still 80.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 464.82ms. Allocated memory is still 117.4MB. Free memory was 94.4MB in the beginning and 81.8MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.14ms. Allocated memory is still 117.4MB. Free memory was 81.8MB in the beginning and 79.9MB in the end (delta: 1.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.89ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 78.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 838.05ms. Allocated memory is still 117.4MB. Free memory was 78.8MB in the beginning and 43.8MB in the end (delta: 35.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 1428.61ms. Allocated memory is still 117.4MB. Free memory was 43.5MB in the beginning and 45.4MB in the end (delta: -1.9MB). Peak memory consumption was 4.9MB. Max. memory is 16.1GB. * Witness Printer took 6.00ms. Allocated memory is still 117.4MB. Free memory was 45.4MB in the beginning and 45.4MB in the end (delta: 21.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-24 18:01:54,633 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-90.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3 --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 2bc4b1110ac40ac45fd6b768f4c3036267384ecb556aaf76493d3204f3559707 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:01:58,032 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:01:58,219 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-24 18:01:58,279 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:01:58,281 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 18:01:58,281 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-24 18:01:58,282 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:01:58,282 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:01:58,282 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:01:58,283 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 18:01:58,283 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 18:01:58,283 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 18:01:58,284 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:01:58,285 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 18:01:58,285 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:01:58,285 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 18:01:58,285 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-24 18:01:58,285 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-24 18:01:58,285 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-24 18:01:58,285 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 18:01:58,286 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 18:01:58,286 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:01:58,286 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:01:58,286 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:01:58,286 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:01:58,286 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:01:58,286 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 18:01:58,286 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-24 18:01:58,286 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:01:58,287 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:01:58,287 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:01:58,287 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:01:58,287 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 18:01:58,288 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-24 18:01:58,289 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 18:01:58,289 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-24 18:01:58,289 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_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3 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 -> 2bc4b1110ac40ac45fd6b768f4c3036267384ecb556aaf76493d3204f3559707 [2024-11-24 18:01:58,718 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:01:58,732 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:01:58,735 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:01:58,739 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:01:58,740 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:01:58,741 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-90.i [2024-11-24 18:02:02,433 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/data/b57809055/aa8258732d184edb84fbc33215df233e/FLAG0a76d32d4 [2024-11-24 18:02:02,810 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:02:02,810 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-90.i [2024-11-24 18:02:02,822 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/data/b57809055/aa8258732d184edb84fbc33215df233e/FLAG0a76d32d4 [2024-11-24 18:02:02,849 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/data/b57809055/aa8258732d184edb84fbc33215df233e [2024-11-24 18:02:02,854 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:02:02,856 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:02:02,857 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:02:02,860 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:02:02,865 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:02:02,866 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:02:02" (1/1) ... [2024-11-24 18:02:02,867 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d259aa5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:02:02, skipping insertion in model container [2024-11-24 18:02:02,867 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:02:02" (1/1) ... [2024-11-24 18:02:02,898 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:02:03,112 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_2a70541c-14d2-4116-bfa9-877529de3b9c/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-90.i[915,928] [2024-11-24 18:02:03,192 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:02:03,222 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 18:02:03,238 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_2a70541c-14d2-4116-bfa9-877529de3b9c/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-90.i[915,928] [2024-11-24 18:02:03,284 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:02:03,313 INFO L204 MainTranslator]: Completed translation [2024-11-24 18:02:03,314 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:02:03 WrapperNode [2024-11-24 18:02:03,315 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 18:02:03,316 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 18:02:03,316 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 18:02:03,316 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 18:02:03,325 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:02:03" (1/1) ... [2024-11-24 18:02:03,336 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:02:03" (1/1) ... [2024-11-24 18:02:03,365 INFO L138 Inliner]: procedures = 27, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 109 [2024-11-24 18:02:03,366 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 18:02:03,367 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 18:02:03,367 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 18:02:03,367 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 18:02:03,374 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:02:03" (1/1) ... [2024-11-24 18:02:03,374 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:02:03" (1/1) ... [2024-11-24 18:02:03,378 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:02:03" (1/1) ... [2024-11-24 18:02:03,379 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:02:03" (1/1) ... [2024-11-24 18:02:03,390 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:02:03" (1/1) ... [2024-11-24 18:02:03,391 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:02:03" (1/1) ... [2024-11-24 18:02:03,395 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:02:03" (1/1) ... [2024-11-24 18:02:03,397 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:02:03" (1/1) ... [2024-11-24 18:02:03,399 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:02:03" (1/1) ... [2024-11-24 18:02:03,402 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 18:02:03,404 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 18:02:03,404 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 18:02:03,404 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 18:02:03,405 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:02:03" (1/1) ... [2024-11-24 18:02:03,413 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:02:03,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-24 18:02:03,454 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-24 18:02:03,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-24 18:02:03,489 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 18:02:03,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-24 18:02:03,489 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 18:02:03,489 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 18:02:03,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 18:02:03,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 18:02:03,611 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 18:02:03,614 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 18:02:03,975 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-24 18:02:03,975 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 18:02:04,207 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 18:02:04,211 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-24 18:02:04,212 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:02:04 BoogieIcfgContainer [2024-11-24 18:02:04,212 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 18:02:04,213 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-24 18:02:04,213 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-24 18:02:04,230 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-24 18:02:04,230 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:02:04" (1/1) ... [2024-11-24 18:02:04,241 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 18:02:04,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:02:04,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 35 states and 52 transitions. [2024-11-24 18:02:04,314 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 52 transitions. [2024-11-24 18:02:04,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-24 18:02:04,322 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:02:04,323 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:02:04,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:02:04,329 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:02:04,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-24 18:02:04,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:02:04,860 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:02:04,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:02:04,987 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-24 18:02:05,008 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:02:43,118 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 240 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-24 18:02:43,125 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-24 18:02:47,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:02:47,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 56 states and 96 transitions. [2024-11-24 18:02:47,037 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 96 transitions. [2024-11-24 18:02:47,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-24 18:02:47,039 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:02:47,039 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:02:47,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:02:47,042 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:02:47,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-24 18:02:47,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:02:47,446 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:02:47,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:02:47,508 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-24 18:02:47,513 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:03:21,547 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 209 proven. 5 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-24 18:03:21,551 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-24 18:03:31,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:03:31,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 69 states and 126 transitions. [2024-11-24 18:03:31,722 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 126 transitions. [2024-11-24 18:03:31,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-24 18:03:31,725 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:03:31,725 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:03:31,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:03:31,728 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:03:31,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-24 18:03:32,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:03:32,062 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:03:32,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:03:32,127 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-24 18:03:32,132 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:04:01,222 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 240 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-24 18:04:01,225 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-24 18:04:01,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:04:01,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 69 states and 126 transitions. [2024-11-24 18:04:01,270 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 126 transitions. [2024-11-24 18:04:01,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-24 18:04:01,273 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:04:01,273 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:04:01,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:04:01,278 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:04:01,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-24 18:04:01,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:04:01,638 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:04:01,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:04:01,699 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-24 18:04:01,703 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:04:37,641 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 191 proven. 19 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-24 18:04:37,649 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-24 18:04:44,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:04:44,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 73 states and 133 transitions. [2024-11-24 18:04:44,140 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 133 transitions. [2024-11-24 18:04:44,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-24 18:04:44,143 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:04:44,143 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:04:44,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:04:44,145 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:04:44,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-24 18:04:44,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:04:44,515 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:04:44,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:04:44,570 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-24 18:04:44,575 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:05:12,123 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 209 proven. 5 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-24 18:05:12,127 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-24 18:05:12,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:05:12,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 73 states and 133 transitions. [2024-11-24 18:05:12,155 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 133 transitions. [2024-11-24 18:05:12,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-24 18:05:12,157 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:05:12,158 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:05:12,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:05:12,160 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:05:12,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-24 18:05:12,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:05:12,452 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:05:12,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:05:12,506 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-24 18:05:12,509 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:05:44,069 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 191 proven. 19 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-24 18:05:44,072 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-24 18:05:44,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:05:44,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 73 states and 133 transitions. [2024-11-24 18:05:44,097 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 133 transitions. [2024-11-24 18:05:44,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-24 18:05:44,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:05:44,099 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:05:44,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:05:44,104 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:05:44,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-24 18:05:44,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:05:44,412 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:05:44,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:05:44,454 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-24 18:05:44,456 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:06:11,366 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 240 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-24 18:06:11,371 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-24 18:06:11,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:06:11,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 73 states and 133 transitions. [2024-11-24 18:06:11,400 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 133 transitions. [2024-11-24 18:06:11,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-24 18:06:11,402 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:06:11,402 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:06:11,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:06:11,408 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:06:11,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-24 18:06:11,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:06:11,743 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:06:11,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:06:11,789 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-24 18:06:11,792 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:06:38,812 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 209 proven. 5 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-24 18:06:38,815 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-24 18:06:38,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:06:38,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 73 states and 133 transitions. [2024-11-24 18:06:38,844 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 133 transitions. [2024-11-24 18:06:38,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-24 18:06:38,845 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:06:38,846 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:06:38,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:06:38,850 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:06:38,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-24 18:06:39,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:06:39,162 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:06:39,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:06:39,210 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-24 18:06:39,212 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:07:22,758 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 240 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-24 18:07:22,762 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-24 18:07:33,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:07:33,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 89 states and 240 transitions. [2024-11-24 18:07:33,527 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 240 transitions. [2024-11-24 18:07:33,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-24 18:07:33,530 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:07:33,530 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:07:33,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:07:33,536 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:07:33,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-24 18:07:33,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:07:33,997 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:07:34,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:07:34,070 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-24 18:07:34,073 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:08:04,477 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 240 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-24 18:08:04,481 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-24 18:08:11,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:08:11,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 91 states and 268 transitions. [2024-11-24 18:08:11,676 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 268 transitions. [2024-11-24 18:08:11,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-24 18:08:11,678 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:08:11,678 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:08:11,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:08:11,682 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:08:11,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-24 18:08:11,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:08:11,958 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:08:11,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:08:12,001 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-24 18:08:12,004 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:08:39,544 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 240 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-24 18:08:39,547 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-24 18:08:46,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:08:46,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 95 states and 324 transitions. [2024-11-24 18:08:46,145 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 324 transitions. [2024-11-24 18:08:46,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-24 18:08:46,147 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:08:46,147 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:08:46,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:08:46,153 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:08:46,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-24 18:08:46,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:08:46,436 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:08:46,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:08:46,493 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-24 18:08:46,496 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:09:18,300 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 240 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-24 18:09:18,303 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (13)] Forceful destruction successful, exit code 0 [2024-11-24 18:09:18,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:09:18,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 95 states and 324 transitions. [2024-11-24 18:09:18,337 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 324 transitions. [2024-11-24 18:09:18,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-24 18:09:18,339 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:09:18,339 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:09:18,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:09:18,344 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:09:18,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-24 18:09:18,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:09:18,627 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:09:18,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:09:18,673 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-24 18:09:18,676 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:09:47,678 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 209 proven. 5 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-24 18:09:47,682 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (14)] Forceful destruction successful, exit code 0 [2024-11-24 18:09:51,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:09:51,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 97 states and 356 transitions. [2024-11-24 18:09:51,822 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 356 transitions. [2024-11-24 18:09:51,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-24 18:09:51,823 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:09:51,823 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:09:51,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:09:51,825 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:09:51,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-24 18:09:52,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:09:52,112 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:09:52,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:09:52,156 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-24 18:09:52,159 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:10:22,322 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 240 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-24 18:10:22,325 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-24 18:10:24,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:10:24,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 98 states and 356 transitions. [2024-11-24 18:10:24,853 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 356 transitions. [2024-11-24 18:10:24,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-24 18:10:24,855 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:10:24,855 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:10:24,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:10:24,859 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:10:24,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-24 18:10:25,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:10:25,334 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:10:25,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:10:25,405 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-24 18:10:25,408 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:10:55,980 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 240 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-24 18:10:55,983 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-11-24 18:10:58,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:10:58,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 98 states and 356 transitions. [2024-11-24 18:10:58,659 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 356 transitions. [2024-11-24 18:10:58,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-24 18:10:58,660 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:10:58,660 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:10:58,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:10:58,664 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:10:58,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-24 18:10:58,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:10:58,958 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:10:59,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:10:59,013 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-24 18:10:59,015 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:11:26,758 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 209 proven. 5 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-24 18:11:26,761 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-11-24 18:11:31,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:11:31,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 98 states and 356 transitions. [2024-11-24 18:11:31,182 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 356 transitions. [2024-11-24 18:11:31,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-24 18:11:31,183 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:11:31,183 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:11:31,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:11:31,186 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:11:31,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-24 18:11:31,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:11:31,462 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:11:31,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:11:31,506 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-24 18:11:31,509 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:12:00,552 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 240 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-24 18:12:00,555 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-11-24 18:12:02,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:12:02,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 98 states and 356 transitions. [2024-11-24 18:12:02,075 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 356 transitions. [2024-11-24 18:12:02,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-24 18:12:02,076 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:12:02,076 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:12:02,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:12:02,078 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:12:02,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-24 18:12:02,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:12:02,388 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:12:02,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:12:02,432 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-24 18:12:02,434 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:12:30,353 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 240 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-24 18:12:30,356 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (19)] Forceful destruction successful, exit code 0 [2024-11-24 18:12:34,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:12:34,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 100 states and 388 transitions. [2024-11-24 18:12:34,036 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 388 transitions. [2024-11-24 18:12:34,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-24 18:12:34,037 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:12:34,037 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:12:34,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:12:34,041 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:12:34,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-24 18:12:34,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:12:34,329 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:12:34,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:12:34,395 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-24 18:12:34,397 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:12:59,449 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 209 proven. 5 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-24 18:12:59,452 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-24 18:12:59,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:12:59,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 100 states and 388 transitions. [2024-11-24 18:12:59,486 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 388 transitions. [2024-11-24 18:12:59,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-24 18:12:59,487 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:12:59,488 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:12:59,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:12:59,490 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:12:59,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-24 18:12:59,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:12:59,770 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:12:59,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:12:59,832 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-24 18:12:59,835 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:13:27,802 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 240 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-24 18:13:27,806 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-11-24 18:13:27,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:13:27,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 100 states and 388 transitions. [2024-11-24 18:13:27,866 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 388 transitions. [2024-11-24 18:13:27,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-24 18:13:27,868 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:13:27,868 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:13:27,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:13:27,874 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:13:27,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-24 18:13:28,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:13:28,254 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:13:28,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:13:28,314 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-24 18:13:28,317 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:13:56,625 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 240 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-24 18:13:56,627 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (22)] Forceful destruction successful, exit code 0 [2024-11-24 18:13:56,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:13:56,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 100 states and 388 transitions. [2024-11-24 18:13:56,665 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 388 transitions. [2024-11-24 18:13:56,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-24 18:13:56,666 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:13:56,666 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:13:56,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:13:56,668 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:13:56,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-24 18:13:56,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:13:56,958 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:13:57,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:13:57,005 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-24 18:13:57,007 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:14:22,758 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 240 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-24 18:14:22,761 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-11-24 18:14:22,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:14:22,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 100 states and 388 transitions. [2024-11-24 18:14:22,796 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 388 transitions. [2024-11-24 18:14:22,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-24 18:14:22,797 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:14:22,797 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:14:22,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:14:22,799 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:14:22,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-24 18:14:23,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:14:23,100 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:14:23,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:14:23,147 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-24 18:14:23,148 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:14:50,796 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 240 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-24 18:14:50,802 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-11-24 18:14:50,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:14:50,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 100 states and 388 transitions. [2024-11-24 18:14:50,855 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 388 transitions. [2024-11-24 18:14:50,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-24 18:14:50,856 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:14:50,857 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:14:50,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:14:50,859 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:14:50,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-11-24 18:14:51,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:14:51,261 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:14:51,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:14:51,318 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-24 18:14:51,321 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:15:17,809 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 240 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-24 18:15:17,813 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-11-24 18:15:22,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:15:22,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 102 states and 420 transitions. [2024-11-24 18:15:22,003 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 420 transitions. [2024-11-24 18:15:22,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-24 18:15:22,006 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:15:22,006 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:15:22,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:15:22,009 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:15:22,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-11-24 18:15:22,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:15:22,401 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:15:22,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:15:22,460 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-24 18:15:22,463 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:15:54,517 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 209 proven. 5 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-24 18:15:54,520 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (26)] Forceful destruction successful, exit code 0 [2024-11-24 18:16:05,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:16:05,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 110 states and 423 transitions. [2024-11-24 18:16:05,991 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 423 transitions. [2024-11-24 18:16:05,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-24 18:16:05,992 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:16:05,992 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:16:05,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:16:05,997 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:16:05,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-11-24 18:16:06,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:16:06,549 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:16:06,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:16:06,625 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-24 18:16:06,627 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:16:33,698 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 240 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-24 18:16:33,701 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-11-24 18:16:33,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:16:33,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 110 states and 423 transitions. [2024-11-24 18:16:33,740 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 423 transitions. [2024-11-24 18:16:33,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-24 18:16:33,742 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:16:33,742 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:16:33,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:16:33,744 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:16:33,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a70541c-14d2-4116-bfa9-877529de3b9c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-11-24 18:16:34,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:16:34,023 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:16:34,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:16:34,068 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-24 18:16:34,070 INFO L279 TraceCheckSpWp]: Computing forward predicates...