./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_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_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/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_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-90.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/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_5ebc902a-4d12-4af5-8041-7819ac5e7d52/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 5e76bf897418c531679e53fa28b7c04d453b1c5b37fbed71b943af641f77aed6 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:58:29,067 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:58:29,148 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 04:58:29,157 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:58:29,157 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:58:29,193 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:58:29,197 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:58:29,197 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:58:29,198 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:58:29,198 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:58:29,198 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:58:29,198 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:58:29,198 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:58:29,198 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:58:29,198 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:58:29,198 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:58:29,198 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:58:29,199 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:58:29,199 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:58:29,199 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:58:29,199 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:58:29,199 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:58:29,199 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:58:29,199 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:58:29,199 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:58:29,199 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:58:29,200 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:58:29,200 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:58:29,200 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:58:29,200 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:58:29,200 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:58:29,200 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:58:29,200 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:58:29,202 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_5ebc902a-4d12-4af5-8041-7819ac5e7d52/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 -> 5e76bf897418c531679e53fa28b7c04d453b1c5b37fbed71b943af641f77aed6 [2024-11-25 04:58:29,515 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:58:29,527 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:58:29,533 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:58:29,536 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:58:29,536 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:58:29,537 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-90.i [2024-11-25 04:58:32,613 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/data/085665261/b00d71e0b8e9497099234a94387f02fb/FLAG74e22ce82 [2024-11-25 04:58:32,872 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:58:32,873 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-90.i [2024-11-25 04:58:32,887 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/data/085665261/b00d71e0b8e9497099234a94387f02fb/FLAG74e22ce82 [2024-11-25 04:58:32,911 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/data/085665261/b00d71e0b8e9497099234a94387f02fb [2024-11-25 04:58:32,914 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:58:32,918 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:58:32,920 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:58:32,920 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:58:32,924 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:58:32,925 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:58:32" (1/1) ... [2024-11-25 04:58:32,927 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d0af548 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:58:32, skipping insertion in model container [2024-11-25 04:58:32,927 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:58:32" (1/1) ... [2024-11-25 04:58:32,950 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:58:33,086 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_5ebc902a-4d12-4af5-8041-7819ac5e7d52/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-90.i[915,928] [2024-11-25 04:58:33,126 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:58:33,138 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:58:33,148 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_5ebc902a-4d12-4af5-8041-7819ac5e7d52/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-90.i[915,928] [2024-11-25 04:58:33,170 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:58:33,191 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:58:33,191 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:58:33 WrapperNode [2024-11-25 04:58:33,192 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:58:33,193 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:58:33,193 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:58:33,193 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:58:33,200 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:58:33" (1/1) ... [2024-11-25 04:58:33,212 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:58:33" (1/1) ... [2024-11-25 04:58:33,253 INFO L138 Inliner]: procedures = 26, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 141 [2024-11-25 04:58:33,253 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:58:33,254 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:58:33,254 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:58:33,254 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:58:33,263 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:58:33" (1/1) ... [2024-11-25 04:58:33,263 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:58:33" (1/1) ... [2024-11-25 04:58:33,267 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:58:33" (1/1) ... [2024-11-25 04:58:33,267 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:58:33" (1/1) ... [2024-11-25 04:58:33,276 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:58:33" (1/1) ... [2024-11-25 04:58:33,280 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:58:33" (1/1) ... [2024-11-25 04:58:33,287 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:58:33" (1/1) ... [2024-11-25 04:58:33,292 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:58:33" (1/1) ... [2024-11-25 04:58:33,293 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:58:33" (1/1) ... [2024-11-25 04:58:33,296 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:58:33,296 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:58:33,301 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:58:33,301 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:58:33,302 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:58:33" (1/1) ... [2024-11-25 04:58:33,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:58:33,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:58:33,348 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:58:33,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:58:33,381 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:58:33,382 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 04:58:33,382 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 04:58:33,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 04:58:33,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:58:33,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:58:33,476 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:58:33,478 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:58:33,875 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-25 04:58:33,875 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:58:34,165 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:58:34,165 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 04:58:34,166 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:58:34 BoogieIcfgContainer [2024-11-25 04:58:34,166 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:58:34,167 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:58:34,167 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:58:34,178 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:58:34,178 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:58:34" (1/1) ... [2024-11-25 04:58:34,186 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:58:34,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:58:34,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 35 states and 52 transitions. [2024-11-25 04:58:34,242 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 52 transitions. [2024-11-25 04:58:34,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-25 04:58:34,249 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:58:34,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:58:34,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:58:34,665 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:58:34,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:58:35,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:58:35,104 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:58:35,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:58:35,261 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-25 04:58:35,357 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 04:58:35 ImpRootNode [2024-11-25 04:58:35,357 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 04:58:35,358 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 04:58:35,358 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 04:58:35,358 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 04:58:35,359 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:58:34" (3/4) ... [2024-11-25 04:58:35,361 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 04:58:35,362 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 04:58:35,364 INFO L158 Benchmark]: Toolchain (without parser) took 2446.53ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 44.7MB in the end (delta: 48.4MB). Peak memory consumption was 46.5MB. Max. memory is 16.1GB. [2024-11-25 04:58:35,366 INFO L158 Benchmark]: CDTParser took 1.64ms. Allocated memory is still 117.4MB. Free memory is still 74.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:58:35,366 INFO L158 Benchmark]: CACSL2BoogieTranslator took 272.00ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 80.3MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:58:35,367 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.70ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 78.4MB in the end (delta: 1.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:58:35,369 INFO L158 Benchmark]: Boogie Preprocessor took 41.92ms. Allocated memory is still 117.4MB. Free memory was 78.4MB in the beginning and 77.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:58:35,370 INFO L158 Benchmark]: RCFGBuilder took 869.75ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 42.6MB in the end (delta: 34.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-25 04:58:35,370 INFO L158 Benchmark]: CodeCheck took 1189.98ms. Allocated memory is still 117.4MB. Free memory was 42.6MB in the beginning and 45.3MB in the end (delta: -2.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:58:35,370 INFO L158 Benchmark]: Witness Printer took 5.77ms. Allocated memory is still 117.4MB. Free memory was 44.7MB in the beginning and 44.7MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:58:35,374 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: 1.1s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 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 1.64ms. Allocated memory is still 117.4MB. Free memory is still 74.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 272.00ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 80.3MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.70ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 78.4MB in the end (delta: 1.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.92ms. Allocated memory is still 117.4MB. Free memory was 78.4MB in the beginning and 77.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 869.75ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 42.6MB in the end (delta: 34.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * CodeCheck took 1189.98ms. Allocated memory is still 117.4MB. Free memory was 42.6MB in the beginning and 45.3MB in the end (delta: -2.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.77ms. Allocated memory is still 117.4MB. Free memory was 44.7MB in the beginning and 44.7MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-25 04:58:35,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/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_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-90.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/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_5ebc902a-4d12-4af5-8041-7819ac5e7d52/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 5e76bf897418c531679e53fa28b7c04d453b1c5b37fbed71b943af641f77aed6 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:58:38,035 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:58:38,114 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 04:58:38,149 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:58:38,151 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:58:38,151 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:58:38,151 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:58:38,151 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:58:38,152 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:58:38,152 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:58:38,152 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:58:38,152 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:58:38,153 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:58:38,153 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:58:38,153 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:58:38,153 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:58:38,153 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 04:58:38,154 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 04:58:38,154 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 04:58:38,154 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:58:38,154 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:58:38,154 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:58:38,154 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:58:38,155 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:58:38,155 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:58:38,155 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:58:38,155 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:58:38,155 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 04:58:38,155 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:58:38,155 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:58:38,155 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:58:38,156 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:58:38,156 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:58:38,156 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 04:58:38,156 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:58:38,156 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 04:58:38,156 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_5ebc902a-4d12-4af5-8041-7819ac5e7d52/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 -> 5e76bf897418c531679e53fa28b7c04d453b1c5b37fbed71b943af641f77aed6 [2024-11-25 04:58:38,504 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:58:38,512 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:58:38,515 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:58:38,516 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:58:38,517 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:58:38,518 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-90.i [2024-11-25 04:58:41,620 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/data/aea5a4020/c0327aaa2a554a11aeb3a018f54b5fc6/FLAG48820f982 [2024-11-25 04:58:41,908 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:58:41,908 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-90.i [2024-11-25 04:58:41,916 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/data/aea5a4020/c0327aaa2a554a11aeb3a018f54b5fc6/FLAG48820f982 [2024-11-25 04:58:41,930 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/data/aea5a4020/c0327aaa2a554a11aeb3a018f54b5fc6 [2024-11-25 04:58:41,932 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:58:41,934 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:58:41,935 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:58:41,935 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:58:41,940 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:58:41,941 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:58:41" (1/1) ... [2024-11-25 04:58:41,942 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4055262c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:58:41, skipping insertion in model container [2024-11-25 04:58:41,942 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:58:41" (1/1) ... [2024-11-25 04:58:41,961 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:58:42,106 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_5ebc902a-4d12-4af5-8041-7819ac5e7d52/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-90.i[915,928] [2024-11-25 04:58:42,149 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:58:42,163 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:58:42,174 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_5ebc902a-4d12-4af5-8041-7819ac5e7d52/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-90.i[915,928] [2024-11-25 04:58:42,194 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:58:42,213 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:58:42,213 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:58:42 WrapperNode [2024-11-25 04:58:42,213 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:58:42,215 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:58:42,215 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:58:42,215 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:58:42,222 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:58:42" (1/1) ... [2024-11-25 04:58:42,232 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:58:42" (1/1) ... [2024-11-25 04:58:42,254 INFO L138 Inliner]: procedures = 27, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 109 [2024-11-25 04:58:42,255 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:58:42,255 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:58:42,255 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:58:42,256 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:58:42,265 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:58:42" (1/1) ... [2024-11-25 04:58:42,267 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:58:42" (1/1) ... [2024-11-25 04:58:42,270 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:58:42" (1/1) ... [2024-11-25 04:58:42,272 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:58:42" (1/1) ... [2024-11-25 04:58:42,288 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:58:42" (1/1) ... [2024-11-25 04:58:42,293 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:58:42" (1/1) ... [2024-11-25 04:58:42,297 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:58:42" (1/1) ... [2024-11-25 04:58:42,302 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:58:42" (1/1) ... [2024-11-25 04:58:42,306 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:58:42" (1/1) ... [2024-11-25 04:58:42,309 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:58:42,310 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:58:42,313 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:58:42,314 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:58:42,315 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:58:42" (1/1) ... [2024-11-25 04:58:42,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:58:42,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:58:42,365 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:58:42,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:58:42,398 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:58:42,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 04:58:42,399 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 04:58:42,399 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 04:58:42,399 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:58:42,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:58:42,502 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:58:42,504 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:58:42,838 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-25 04:58:42,838 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:58:43,052 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:58:43,052 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 04:58:43,053 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:58:43 BoogieIcfgContainer [2024-11-25 04:58:43,053 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:58:43,054 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:58:43,054 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:58:43,064 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:58:43,064 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:58:43" (1/1) ... [2024-11-25 04:58:43,072 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:58:43,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:58:43,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 35 states and 52 transitions. [2024-11-25 04:58:43,121 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 52 transitions. [2024-11-25 04:58:43,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-25 04:58:43,127 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:58:43,128 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:58:43,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:58:43,132 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:58:43,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 04:58:43,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:58:43,590 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:58:43,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:58:43,685 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-25 04:58:43,695 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:59:17,838 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 240 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-25 04:59:17,846 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 04:59:20,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:59:20,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 56 states and 96 transitions. [2024-11-25 04:59:20,970 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 96 transitions. [2024-11-25 04:59:20,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-25 04:59:20,972 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:59:20,973 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:59:20,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:59:20,975 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:59:20,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 04:59:21,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:59:21,328 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:59:21,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:59:21,390 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-25 04:59:21,394 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:59:52,419 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 209 proven. 5 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-25 04:59:52,422 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-25 05:00:01,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:00:01,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 68 states and 123 transitions. [2024-11-25 05:00:01,012 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 123 transitions. [2024-11-25 05:00:01,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-25 05:00:01,015 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:00:01,015 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:00:01,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:00:01,017 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:00:01,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 05:00:01,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:00:01,327 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:00:01,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:00:01,391 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-25 05:00:01,395 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:00:27,672 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 240 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-25 05:00:27,676 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-25 05:00:27,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:00:27,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 68 states and 123 transitions. [2024-11-25 05:00:27,706 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 123 transitions. [2024-11-25 05:00:27,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-25 05:00:27,710 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:00:27,710 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:00:27,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:00:27,712 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:00:27,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-25 05:00:28,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:00:28,011 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:00:28,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:00:28,063 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-25 05:00:28,066 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:00:53,122 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 209 proven. 5 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-25 05:00:53,126 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-25 05:00:53,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:00:53,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 69 states and 126 transitions. [2024-11-25 05:00:53,414 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 126 transitions. [2024-11-25 05:00:53,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-25 05:00:53,416 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:00:53,416 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:00:53,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:00:53,420 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:00:53,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-25 05:00:53,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:00:53,719 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:00:53,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:00:53,762 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-25 05:00:53,765 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:01:18,992 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 240 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-25 05:01:18,995 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Exception during sending of exit command (exit): Broken pipe [2024-11-25 05:01:18,996 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-25 05:01:19,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:01:19,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 69 states and 126 transitions. [2024-11-25 05:01:19,025 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 126 transitions. [2024-11-25 05:01:19,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-25 05:01:19,027 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:01:19,027 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:01:19,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:01:19,034 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:01:19,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-25 05:01:19,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:01:19,383 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:01:19,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:01:19,447 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-25 05:01:19,450 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:01:45,262 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 209 proven. 5 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-25 05:01:45,266 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-25 05:01:45,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:01:45,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 69 states and 126 transitions. [2024-11-25 05:01:45,289 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 126 transitions. [2024-11-25 05:01:45,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-25 05:01:45,290 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:01:45,290 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:01:45,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:01:45,294 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:01:45,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-25 05:01:45,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:01:45,720 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:01:45,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:01:45,781 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-25 05:01:45,785 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:02:11,892 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 240 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-25 05:02:11,895 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-25 05:02:11,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:02:11,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 69 states and 126 transitions. [2024-11-25 05:02:11,918 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 126 transitions. [2024-11-25 05:02:11,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-25 05:02:11,919 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:02:11,919 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:02:11,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:02:11,924 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:02:11,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-25 05:02:12,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:02:12,268 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:02:12,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:02:12,315 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-25 05:02:12,318 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:02:36,980 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 209 proven. 5 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-25 05:02:36,984 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-25 05:02:37,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:02:37,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 69 states and 126 transitions. [2024-11-25 05:02:37,006 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 126 transitions. [2024-11-25 05:02:37,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-25 05:02:37,007 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:02:37,007 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:02:37,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:02:37,010 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:02:37,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-25 05:02:37,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:02:37,291 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:02:37,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:02:37,341 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-25 05:02:37,343 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:03:01,986 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 209 proven. 5 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-25 05:03:01,990 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-25 05:03:02,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:03:02,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 69 states and 126 transitions. [2024-11-25 05:03:02,014 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 126 transitions. [2024-11-25 05:03:02,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-25 05:03:02,016 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:03:02,016 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:03:02,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:03:02,018 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:03:02,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-25 05:03:02,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:03:02,297 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:03:02,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:03:02,338 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-25 05:03:02,340 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:03:27,094 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 240 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-25 05:03:27,098 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-25 05:03:27,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:03:27,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 69 states and 126 transitions. [2024-11-25 05:03:27,125 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 126 transitions. [2024-11-25 05:03:27,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-25 05:03:27,126 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:03:27,126 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:03:27,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:03:27,132 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:03:27,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-25 05:03:27,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:03:27,423 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:03:27,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:03:27,464 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-25 05:03:27,467 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:03:53,420 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 240 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-25 05:03:53,423 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-25 05:03:53,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:03:53,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 69 states and 126 transitions. [2024-11-25 05:03:53,450 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 126 transitions. [2024-11-25 05:03:53,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-25 05:03:53,453 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:03:53,453 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:03:53,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:03:53,456 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:03:53,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-25 05:03:53,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:03:53,763 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:03:53,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:03:53,809 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-25 05:03:53,812 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:04:18,927 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 240 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-25 05:04:18,930 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-25 05:04:18,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:04:18,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 69 states and 126 transitions. [2024-11-25 05:04:18,949 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 126 transitions. [2024-11-25 05:04:18,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-25 05:04:18,950 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:04:18,950 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:04:18,951 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:04:18,955 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:04:18,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-25 05:04:19,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:04:19,236 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:04:19,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:04:19,605 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-25 05:04:19,608 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:04:44,978 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 240 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-25 05:04:44,981 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (14)] Forceful destruction successful, exit code 0 [2024-11-25 05:04:45,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:04:45,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 69 states and 126 transitions. [2024-11-25 05:04:45,007 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 126 transitions. [2024-11-25 05:04:45,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-25 05:04:45,008 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:04:45,008 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:04:45,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:04:45,011 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:04:45,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-25 05:04:45,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:04:45,295 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:04:45,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:04:45,338 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-25 05:04:45,341 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:05:10,836 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 240 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-25 05:05:10,839 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-25 05:05:10,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:05:10,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 69 states and 126 transitions. [2024-11-25 05:05:10,861 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 126 transitions. [2024-11-25 05:05:10,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-25 05:05:10,862 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:05:10,862 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:05:10,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:05:10,867 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:05:10,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-25 05:05:11,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:05:11,169 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:05:11,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:05:11,212 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-25 05:05:11,216 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:05:36,445 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 209 proven. 5 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-25 05:05:36,447 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-11-25 05:05:36,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:05:36,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 69 states and 126 transitions. [2024-11-25 05:05:36,474 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 126 transitions. [2024-11-25 05:05:36,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-25 05:05:36,475 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:05:36,475 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:05:36,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:05:36,479 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:05:36,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-25 05:05:36,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:05:36,787 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:05:36,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:05:36,831 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-25 05:05:36,833 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:06:02,938 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 240 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-25 05:06:02,942 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (17)] Forceful destruction successful, exit code 0 [2024-11-25 05:06:02,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:06:02,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 69 states and 126 transitions. [2024-11-25 05:06:02,961 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 126 transitions. [2024-11-25 05:06:02,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-25 05:06:02,962 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:06:02,962 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:06:02,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:06:02,965 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:06:02,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-25 05:06:03,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:06:03,251 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:06:03,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:06:03,295 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-25 05:06:03,297 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:06:38,210 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 240 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-25 05:06:38,213 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-11-25 05:06:46,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:06:46,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 85 states and 228 transitions. [2024-11-25 05:06:46,716 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 228 transitions. [2024-11-25 05:06:46,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-25 05:06:46,718 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:06:46,718 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:06:46,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:06:46,720 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:06:46,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-25 05:06:47,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:06:47,020 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:06:47,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:06:47,067 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-25 05:06:47,070 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:07:15,632 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 240 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-25 05:07:15,635 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-11-25 05:07:22,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:07:22,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 87 states and 252 transitions. [2024-11-25 05:07:22,467 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 252 transitions. [2024-11-25 05:07:22,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-25 05:07:22,468 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:07:22,468 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:07:22,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:07:22,471 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:07:22,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-25 05:07:22,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:07:22,762 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:07:22,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:07:22,811 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-25 05:07:22,813 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:07:54,116 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 240 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-25 05:07:54,119 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (20)] Forceful destruction successful, exit code 0 [2024-11-25 05:07:56,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:07:56,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 87 states and 252 transitions. [2024-11-25 05:07:56,278 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 252 transitions. [2024-11-25 05:07:56,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-25 05:07:56,279 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:07:56,279 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:07:56,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:07:56,281 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:07:56,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-25 05:07:56,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:07:56,589 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:07:56,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:07:56,654 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-25 05:07:56,657 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:08:25,885 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 240 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-25 05:08:25,888 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-11-25 05:08:25,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:08:25,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 87 states and 252 transitions. [2024-11-25 05:08:25,937 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 252 transitions. [2024-11-25 05:08:25,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-25 05:08:25,939 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:08:25,939 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:08:25,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:08:25,941 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:08:25,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-25 05:08:26,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:08:26,234 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:08:26,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:08:26,277 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-25 05:08:26,279 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:08:56,316 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 240 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-25 05:08:56,320 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-11-25 05:08:56,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:08:56,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 87 states and 252 transitions. [2024-11-25 05:08:56,372 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 252 transitions. [2024-11-25 05:08:56,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-25 05:08:56,373 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:08:56,373 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:08:56,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:08:56,375 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:08:56,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-25 05:08:56,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:08:56,713 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:08:56,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:08:56,770 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-25 05:08:56,772 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:09:26,335 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 209 proven. 5 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-25 05:09:26,339 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (23)] Forceful destruction successful, exit code 0 [2024-11-25 05:09:32,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:09:32,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 87 states and 252 transitions. [2024-11-25 05:09:32,832 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 252 transitions. [2024-11-25 05:09:32,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-25 05:09:32,833 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:09:32,833 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:09:32,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:09:32,836 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:09:32,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-25 05:09:33,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:09:33,230 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:09:33,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:09:33,295 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-25 05:09:33,298 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:10:02,335 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 240 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-25 05:10:02,338 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-11-25 05:10:02,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:10:02,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 87 states and 252 transitions. [2024-11-25 05:10:02,385 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 252 transitions. [2024-11-25 05:10:02,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-25 05:10:02,386 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:10:02,386 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:10:02,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:10:02,389 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:10:02,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-11-25 05:10:02,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:10:02,689 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:10:02,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:10:02,733 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-25 05:10:02,736 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:10:30,342 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 240 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-25 05:10:30,346 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-11-25 05:10:34,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:10:34,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 87 states and 252 transitions. [2024-11-25 05:10:34,901 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 252 transitions. [2024-11-25 05:10:34,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-25 05:10:34,902 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:10:34,902 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:10:34,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:10:34,905 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:10:34,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-11-25 05:10:35,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:10:35,240 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:10:35,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:10:35,287 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-25 05:10:35,289 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:11:01,052 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 240 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-25 05:11:01,057 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-11-25 05:11:01,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:11:01,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 87 states and 252 transitions. [2024-11-25 05:11:01,091 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 252 transitions. [2024-11-25 05:11:01,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-25 05:11:01,092 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:11:01,092 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:11:01,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:11:01,095 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:11:01,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-11-25 05:11:01,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:11:01,375 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:11:01,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:11:01,420 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-25 05:11:01,421 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:11:26,685 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 209 proven. 5 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-25 05:11:26,688 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (27)] Forceful destruction successful, exit code 0 [2024-11-25 05:11:26,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:11:26,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 87 states and 252 transitions. [2024-11-25 05:11:26,718 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 252 transitions. [2024-11-25 05:11:26,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-25 05:11:26,719 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:11:26,719 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:11:26,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:11:26,722 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:11:26,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-11-25 05:11:27,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:11:27,032 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:11:27,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:11:27,080 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-25 05:11:27,082 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:11:52,761 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 240 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-25 05:11:52,764 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-11-25 05:11:52,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:11:52,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 87 states and 252 transitions. [2024-11-25 05:11:52,796 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 252 transitions. [2024-11-25 05:11:52,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-25 05:11:52,797 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:11:52,797 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:11:52,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:11:52,799 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:11:52,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-11-25 05:11:53,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:11:53,089 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:11:53,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:11:53,134 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-25 05:11:53,135 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:12:18,323 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 209 proven. 5 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-25 05:12:18,326 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-11-25 05:12:24,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:12:24,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 89 states and 276 transitions. [2024-11-25 05:12:24,151 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 276 transitions. [2024-11-25 05:12:24,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-25 05:12:24,152 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:12:24,152 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:12:24,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:12:24,157 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:12:24,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-11-25 05:12:24,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:12:24,470 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:12:24,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:12:24,538 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-25 05:12:24,541 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:12:50,218 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 209 proven. 5 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-25 05:12:50,221 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-11-25 05:12:50,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:12:50,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 89 states and 276 transitions. [2024-11-25 05:12:50,263 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 276 transitions. [2024-11-25 05:12:50,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-25 05:12:50,264 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:12:50,264 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:12:50,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:12:50,266 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:12:50,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-11-25 05:12:50,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:12:50,557 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:12:50,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:12:50,602 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-25 05:12:50,604 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:13:16,369 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 240 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-25 05:13:16,372 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (31)] Forceful destruction successful, exit code 0 [2024-11-25 05:13:16,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:13:16,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 89 states and 276 transitions. [2024-11-25 05:13:16,406 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 276 transitions. [2024-11-25 05:13:16,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-25 05:13:16,408 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:13:16,408 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:13:16,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:13:16,410 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:13:16,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebc902a-4d12-4af5-8041-7819ac5e7d52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-11-25 05:13:16,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:13:16,712 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:13:16,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:13:16,756 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-25 05:13:16,758 INFO L279 TraceCheckSpWp]: Computing forward predicates...