./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound2.c --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_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d9f362f4d0f0336cfdd0e79a1ea9315dacff2e0b1a7a8f92f9aba0a2584524ed --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:26:23,005 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:26:23,060 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 21:26:23,064 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:26:23,064 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:26:23,083 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:26:23,083 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:26:23,084 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:26:23,084 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:26:23,084 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:26:23,084 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:26:23,084 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:26:23,084 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:26:23,085 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:26:23,085 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:26:23,085 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:26:23,085 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:26:23,085 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:26:23,085 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:26:23,085 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:26:23,085 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:26:23,085 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:26:23,085 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:26:23,085 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:26:23,085 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:26:23,085 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:26:23,085 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:26:23,086 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:26:23,086 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:26:23,086 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:26:23,086 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:26:23,086 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:26:23,086 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:26:23,086 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_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d9f362f4d0f0336cfdd0e79a1ea9315dacff2e0b1a7a8f92f9aba0a2584524ed [2024-12-05 21:26:23,325 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:26:23,334 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:26:23,336 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:26:23,337 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:26:23,338 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:26:23,339 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound2.c [2024-12-05 21:26:26,005 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/data/1c155606a/59ef82dd871d43d88d536cd816eae3e7/FLAG8a711e960 [2024-12-05 21:26:26,176 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:26:26,176 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound2.c [2024-12-05 21:26:26,183 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/data/1c155606a/59ef82dd871d43d88d536cd816eae3e7/FLAG8a711e960 [2024-12-05 21:26:26,196 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/data/1c155606a/59ef82dd871d43d88d536cd816eae3e7 [2024-12-05 21:26:26,198 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:26:26,200 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:26:26,201 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:26:26,201 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:26:26,204 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:26:26,205 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:26:26" (1/1) ... [2024-12-05 21:26:26,206 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@603f453b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:26, skipping insertion in model container [2024-12-05 21:26:26,206 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:26:26" (1/1) ... [2024-12-05 21:26:26,219 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:26:26,333 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_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound2.c[552,565] [2024-12-05 21:26:26,351 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:26:26,360 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:26:26,369 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_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound2.c[552,565] [2024-12-05 21:26:26,377 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:26:26,390 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:26:26,391 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:26 WrapperNode [2024-12-05 21:26:26,391 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:26:26,392 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:26:26,392 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:26:26,392 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:26:26,397 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:26" (1/1) ... [2024-12-05 21:26:26,402 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:26" (1/1) ... [2024-12-05 21:26:26,416 INFO L138 Inliner]: procedures = 14, calls = 25, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 64 [2024-12-05 21:26:26,416 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:26:26,417 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:26:26,417 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:26:26,417 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:26:26,423 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:26" (1/1) ... [2024-12-05 21:26:26,423 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:26" (1/1) ... [2024-12-05 21:26:26,424 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:26" (1/1) ... [2024-12-05 21:26:26,424 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:26" (1/1) ... [2024-12-05 21:26:26,427 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:26" (1/1) ... [2024-12-05 21:26:26,428 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:26" (1/1) ... [2024-12-05 21:26:26,432 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:26" (1/1) ... [2024-12-05 21:26:26,433 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:26" (1/1) ... [2024-12-05 21:26:26,433 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:26" (1/1) ... [2024-12-05 21:26:26,435 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:26:26,436 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:26:26,436 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:26:26,436 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:26:26,437 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:26" (1/1) ... [2024-12-05 21:26:26,443 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:26:26,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:26:26,468 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:26:26,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:26:26,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:26:26,494 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 21:26:26,494 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 21:26:26,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 21:26:26,494 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:26:26,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:26:26,495 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 21:26:26,495 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 21:26:26,542 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:26:26,543 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:26:26,667 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-12-05 21:26:26,667 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:26:26,687 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:26:26,687 INFO L312 CfgBuilder]: Removed 6 assume(true) statements. [2024-12-05 21:26:26,687 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:26:26 BoogieIcfgContainer [2024-12-05 21:26:26,687 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:26:26,688 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:26:26,688 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:26:26,695 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:26:26,695 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:26:26" (1/1) ... [2024-12-05 21:26:26,701 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:26:26,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:26,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 27 states and 42 transitions. [2024-12-05 21:26:26,746 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-12-05 21:26:26,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-05 21:26:26,750 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:26,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:26:26,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:26:26,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:26,921 INFO L256 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:26:26,927 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:26:27,051 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-12-05 21:26:27,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:27,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 49 transitions. [2024-12-05 21:26:27,146 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 49 transitions. [2024-12-05 21:26:27,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-05 21:26:27,148 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:27,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:26:27,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:26:37,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:26:37,407 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 21:26:37,412 INFO L158 Benchmark]: Toolchain (without parser) took 11211.35ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 89.5MB in the end (delta: 3.2MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2024-12-05 21:26:37,412 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:26:37,413 INFO L158 Benchmark]: CACSL2BoogieTranslator took 190.28ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 81.0MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:26:37,413 INFO L158 Benchmark]: Boogie Procedure Inliner took 24.50ms. Allocated memory is still 117.4MB. Free memory was 81.0MB in the beginning and 79.7MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:26:37,413 INFO L158 Benchmark]: Boogie Preprocessor took 18.42ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 78.9MB in the end (delta: 847.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:26:37,414 INFO L158 Benchmark]: RCFGBuilder took 251.73ms. Allocated memory is still 117.4MB. Free memory was 78.9MB in the beginning and 66.3MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:26:37,414 INFO L158 Benchmark]: CodeCheck took 10722.35ms. Allocated memory is still 117.4MB. Free memory was 66.3MB in the beginning and 89.5MB in the end (delta: -23.2MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2024-12-05 21:26:37,417 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 190.28ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 81.0MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 24.50ms. Allocated memory is still 117.4MB. Free memory was 81.0MB in the beginning and 79.7MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.42ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 78.9MB in the end (delta: 847.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 251.73ms. Allocated memory is still 117.4MB. Free memory was 78.9MB in the beginning and 66.3MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 10722.35ms. Allocated memory is still 117.4MB. Free memory was 66.3MB in the beginning and 89.5MB in the end (delta: -23.2MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 21:26:37,431 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d9f362f4d0f0336cfdd0e79a1ea9315dacff2e0b1a7a8f92f9aba0a2584524ed --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:26:39,364 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:26:39,442 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 21:26:39,468 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:26:39,469 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:26:39,469 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:26:39,469 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:26:39,469 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:26:39,470 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:26:39,470 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:26:39,470 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:26:39,470 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:26:39,470 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:26:39,470 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:26:39,470 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:26:39,470 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:26:39,470 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 21:26:39,471 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 21:26:39,471 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 21:26:39,471 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:26:39,471 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:26:39,471 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:26:39,471 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:26:39,471 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:26:39,471 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:26:39,471 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:26:39,471 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:26:39,471 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 21:26:39,472 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:26:39,472 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:26:39,472 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:26:39,472 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:26:39,472 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:26:39,472 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 21:26:39,472 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:26:39,472 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 21:26:39,472 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_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d9f362f4d0f0336cfdd0e79a1ea9315dacff2e0b1a7a8f92f9aba0a2584524ed [2024-12-05 21:26:39,716 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:26:39,723 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:26:39,726 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:26:39,727 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:26:39,727 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:26:39,728 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound2.c [2024-12-05 21:26:42,483 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/data/81e09531c/0e521848345349518242a658dd982a68/FLAGf9c61341b [2024-12-05 21:26:42,644 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:26:42,645 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound2.c [2024-12-05 21:26:42,652 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/data/81e09531c/0e521848345349518242a658dd982a68/FLAGf9c61341b [2024-12-05 21:26:42,665 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/data/81e09531c/0e521848345349518242a658dd982a68 [2024-12-05 21:26:42,667 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:26:42,669 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:26:42,670 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:26:42,670 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:26:42,673 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:26:42,674 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:26:42" (1/1) ... [2024-12-05 21:26:42,675 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@465f077d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:42, skipping insertion in model container [2024-12-05 21:26:42,675 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:26:42" (1/1) ... [2024-12-05 21:26:42,685 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:26:42,799 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_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound2.c[552,565] [2024-12-05 21:26:42,816 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:26:42,827 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:26:42,837 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_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound2.c[552,565] [2024-12-05 21:26:42,845 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:26:42,858 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:26:42,858 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:42 WrapperNode [2024-12-05 21:26:42,858 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:26:42,859 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:26:42,859 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:26:42,859 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:26:42,864 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:42" (1/1) ... [2024-12-05 21:26:42,870 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:42" (1/1) ... [2024-12-05 21:26:42,883 INFO L138 Inliner]: procedures = 14, calls = 25, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 64 [2024-12-05 21:26:42,884 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:26:42,884 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:26:42,884 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:26:42,884 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:26:42,889 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:42" (1/1) ... [2024-12-05 21:26:42,890 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:42" (1/1) ... [2024-12-05 21:26:42,892 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:42" (1/1) ... [2024-12-05 21:26:42,892 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:42" (1/1) ... [2024-12-05 21:26:42,898 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:42" (1/1) ... [2024-12-05 21:26:42,899 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:42" (1/1) ... [2024-12-05 21:26:42,903 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:42" (1/1) ... [2024-12-05 21:26:42,905 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:42" (1/1) ... [2024-12-05 21:26:42,905 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:42" (1/1) ... [2024-12-05 21:26:42,908 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:26:42,908 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:26:42,909 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:26:42,909 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:26:42,910 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:42" (1/1) ... [2024-12-05 21:26:42,916 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:26:42,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:26:42,934 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:26:42,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:26:42,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:26:42,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 21:26:42,958 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 21:26:42,958 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 21:26:42,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:26:42,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:26:42,958 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 21:26:42,958 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 21:26:43,005 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:26:43,007 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:26:43,137 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-12-05 21:26:43,137 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:26:43,171 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:26:43,172 INFO L312 CfgBuilder]: Removed 6 assume(true) statements. [2024-12-05 21:26:43,172 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:26:43 BoogieIcfgContainer [2024-12-05 21:26:43,172 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:26:43,173 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:26:43,173 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:26:43,180 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:26:43,180 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:26:43" (1/1) ... [2024-12-05 21:26:43,186 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:26:43,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:43,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 27 states and 42 transitions. [2024-12-05 21:26:43,231 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-12-05 21:26:43,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-05 21:26:43,234 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:43,235 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:26:43,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:26:43,237 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:26:43,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 21:26:43,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:43,374 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:26:43,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:43,428 INFO L256 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-05 21:26:43,433 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:26:43,818 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-12-05 21:26:43,822 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 21:26:44,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:44,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 30 states and 49 transitions. [2024-12-05 21:26:44,394 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 49 transitions. [2024-12-05 21:26:44,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-05 21:26:44,396 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:44,396 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:26:44,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:26:44,398 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:26:44,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 21:26:44,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:44,536 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:26:44,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:44,580 INFO L256 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-12-05 21:26:44,582 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:26:44,835 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-12-05 21:26:44,839 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-05 21:26:45,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:45,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 33 states and 57 transitions. [2024-12-05 21:26:45,340 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 57 transitions. [2024-12-05 21:26:45,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-05 21:26:45,341 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:45,341 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:26:45,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:26:45,343 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:26:45,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-05 21:26:45,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:45,442 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:26:45,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:45,470 INFO L256 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-05 21:26:45,472 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:26:46,765 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-12-05 21:26:46,768 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-05 21:26:48,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:48,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 36 states and 67 transitions. [2024-12-05 21:26:48,554 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 67 transitions. [2024-12-05 21:26:48,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-05 21:26:48,555 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:48,556 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:26:48,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:26:48,557 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:26:48,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-05 21:26:48,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:48,607 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:26:48,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:48,639 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-05 21:26:48,640 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:26:48,703 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-12-05 21:26:48,705 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-12-05 21:26:49,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:49,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 37 states and 69 transitions. [2024-12-05 21:26:49,089 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 69 transitions. [2024-12-05 21:26:49,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-05 21:26:49,090 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:49,090 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:26:49,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:26:49,092 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:26:49,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-05 21:26:49,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:49,139 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:26:49,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:49,173 INFO L256 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-05 21:26:49,175 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:26:50,738 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2024-12-05 21:26:50,741 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-05 21:27:02,503 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 21:27:02,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:02,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 39 states and 73 transitions. [2024-12-05 21:27:02,966 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 73 transitions. [2024-12-05 21:27:02,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-05 21:27:02,967 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:02,967 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:27:02,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:27:02,969 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:27:02,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-05 21:27:03,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:03,096 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:27:03,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:03,139 INFO L256 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-12-05 21:27:03,141 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:27:03,938 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-12-05 21:27:03,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-05 21:27:17,088 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 21:27:20,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:20,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 42 states and 81 transitions. [2024-12-05 21:27:20,352 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 81 transitions. [2024-12-05 21:27:20,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-05 21:27:20,353 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:20,353 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:27:20,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:27:20,355 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:27:20,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-05 21:27:20,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:20,401 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:27:20,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:20,428 INFO L256 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-05 21:27:20,429 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:27:21,034 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-12-05 21:27:21,036 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-05 21:27:31,270 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 21:27:41,639 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 21:27:54,594 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 21:27:55,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:55,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 44 states and 84 transitions. [2024-12-05 21:27:55,134 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 84 transitions. [2024-12-05 21:27:55,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-05 21:27:55,135 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:55,135 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:27:55,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:27:55,137 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:27:55,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-05 21:27:55,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:55,268 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:27:55,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:55,315 INFO L256 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-12-05 21:27:55,317 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:27:55,736 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-05 21:27:55,738 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-05 21:28:08,628 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 21:28:19,075 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 21:28:19,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:28:19,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 46 states and 91 transitions. [2024-12-05 21:28:19,651 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 91 transitions. [2024-12-05 21:28:19,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-05 21:28:19,652 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:28:19,653 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:28:19,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:28:19,654 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:28:19,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-05 21:28:19,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:28:19,829 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:28:19,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:28:19,884 INFO L256 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-12-05 21:28:19,886 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:28:20,520 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 14 proven. 7 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2024-12-05 21:28:20,524 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-05 21:28:33,519 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 21:28:39,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:28:39,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 48 states and 96 transitions. [2024-12-05 21:28:39,860 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 96 transitions. [2024-12-05 21:28:39,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-05 21:28:39,861 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:28:39,861 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:28:39,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:28:39,863 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:28:39,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-05 21:28:39,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:28:39,912 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:28:39,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:28:39,945 INFO L256 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 21:28:39,946 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:28:39,971 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-12-05 21:28:39,973 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-05 21:28:47,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:28:47,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 54 states and 111 transitions. [2024-12-05 21:28:47,120 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 111 transitions. [2024-12-05 21:28:47,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-05 21:28:47,121 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:28:47,121 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:28:47,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:28:47,123 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:28:47,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-05 21:28:47,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:28:47,171 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:28:47,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:28:47,201 INFO L256 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-05 21:28:47,202 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:28:47,766 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 13 proven. 7 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-05 21:28:47,767 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-05 21:29:06,191 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 21:29:16,540 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 21:29:17,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:29:17,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 56 states and 114 transitions. [2024-12-05 21:29:17,058 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 114 transitions. [2024-12-05 21:29:17,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-05 21:29:17,059 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:29:17,059 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:29:17,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:29:17,060 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:29:17,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-05 21:29:17,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:29:17,223 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:29:17,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:29:17,300 INFO L256 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-12-05 21:29:17,302 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:29:18,638 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 16 proven. 16 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-12-05 21:29:18,641 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-05 21:29:34,008 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 21:29:44,685 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 21:29:45,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:29:45,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 58 states and 118 transitions. [2024-12-05 21:29:45,660 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 118 transitions. [2024-12-05 21:29:45,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-05 21:29:45,661 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:29:45,661 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:29:45,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:29:45,663 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:29:45,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-05 21:29:45,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:29:45,879 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:29:45,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:29:45,935 INFO L256 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-05 21:29:45,936 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:29:47,095 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-12-05 21:29:47,100 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-05 21:30:05,578 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 21:30:16,359 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 21:30:16,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:30:16,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 60 states and 125 transitions. [2024-12-05 21:30:16,823 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 125 transitions. [2024-12-05 21:30:16,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-05 21:30:16,824 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:30:16,824 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:30:16,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:30:16,826 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:30:16,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-05 21:30:16,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:30:16,876 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:30:16,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:30:16,920 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 21:30:16,921 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:30:17,513 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-12-05 21:30:17,514 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-05 21:30:50,597 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 21:31:03,094 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 21:31:22,412 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 21:31:23,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:31:23,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 65 states and 135 transitions. [2024-12-05 21:31:23,044 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 135 transitions. [2024-12-05 21:31:23,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-05 21:31:23,045 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:31:23,045 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:31:23,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:31:23,047 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:31:23,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-05 21:31:23,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:31:23,198 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:31:23,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:31:23,247 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-12-05 21:31:23,249 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:31:25,200 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 13 proven. 21 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-12-05 21:31:25,203 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Forceful destruction successful, exit code 0 [2024-12-05 21:31:30,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:31:30,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 68 states and 141 transitions. [2024-12-05 21:31:30,419 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 141 transitions. [2024-12-05 21:31:30,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-05 21:31:30,419 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:31:30,419 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:31:30,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:31:30,421 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:31:30,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-05 21:31:30,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:31:30,574 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:31:30,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:31:30,626 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-12-05 21:31:30,628 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:31:31,987 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 14 proven. 23 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2024-12-05 21:31:31,991 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-05 21:31:47,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:31:47,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 44 states and 65 transitions. [2024-12-05 21:31:47,604 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 65 transitions. [2024-12-05 21:31:47,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-12-05 21:31:47,605 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:31:47,605 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:31:47,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:31:47,606 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:31:47,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-05 21:31:47,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:31:47,660 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:31:47,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:31:47,705 INFO L256 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-05 21:31:47,707 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:31:47,729 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2024-12-05 21:31:47,731 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-05 21:31:49,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:31:49,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 44 states and 64 transitions. [2024-12-05 21:31:49,161 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 64 transitions. [2024-12-05 21:31:49,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-12-05 21:31:49,162 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:31:49,162 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:31:49,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:31:49,164 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:31:49,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-05 21:31:49,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:31:49,219 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:31:49,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:31:49,266 INFO L256 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-05 21:31:49,266 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:31:49,287 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2024-12-05 21:31:49,288 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-05 21:31:50,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:31:50,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 37 states and 55 transitions. [2024-12-05 21:31:50,400 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2024-12-05 21:31:50,400 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-05 21:31:50,400 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 19 iterations. [2024-12-05 21:31:50,406 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-05 21:31:54,543 INFO L77 FloydHoareUtils]: At program point L40-2(lines 40 60) the Hoare annotation is: (or (let ((.cse1 (bvule |ULTIMATE.start_main_~b~0#1| (_ bv2 32))) (.cse3 (= |ULTIMATE.start_main_~v~0#1| (_ bv0 32))) (.cse4 (= |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~a~0#1|)) (.cse0 (= |ULTIMATE.start_main_~u~0#1| |ULTIMATE.start_main_~b~0#1|)) (.cse5 (= |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~b~0#1|))) (and (not (let ((.cse2 (bvneg |ULTIMATE.start_main_~a~0#1|))) (and .cse0 .cse1 (= |ULTIMATE.start_main_~y~0#1| (bvadd |ULTIMATE.start_main_~b~0#1| .cse2)) .cse3 .cse4 (bvult |ULTIMATE.start_main_~a~0#1| (bvadd |ULTIMATE.start_main_~y~0#1| (bvmul (_ bv4294967295 32) .cse2)))))) (not (and .cse0 .cse1 .cse3 .cse5 .cse4)) (not (and (bvule |ULTIMATE.start_main_~a~0#1| (_ bv2 32)) .cse0 .cse5 (bvugt |ULTIMATE.start_main_~a~0#1| |ULTIMATE.start_main_~y~0#1|) (= |ULTIMATE.start_main_~v~0#1| |ULTIMATE.start_main_~u~0#1|) (bvuge |ULTIMATE.start_main_~b~0#1| (_ bv1 32)))))) (= |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~x~0#1|)) [2024-12-05 21:31:54,543 INFO L77 FloydHoareUtils]: At program point L32(line 32) the Hoare annotation is: true [2024-12-05 21:31:54,543 INFO L77 FloydHoareUtils]: At program point L28(line 28) the Hoare annotation is: (bvule |ULTIMATE.start_main_~a~0#1| (_ bv2 32)) [2024-12-05 21:31:54,543 INFO L77 FloydHoareUtils]: At program point L28-1(line 28) the Hoare annotation is: true [2024-12-05 21:31:54,543 INFO L77 FloydHoareUtils]: At program point L53-1(lines 53 59) the Hoare annotation is: true [2024-12-05 21:31:54,543 INFO L77 FloydHoareUtils]: At program point L53-2(lines 40 60) the Hoare annotation is: true [2024-12-05 21:31:54,543 INFO L77 FloydHoareUtils]: At program point L45-2(lines 45 51) the Hoare annotation is: true [2024-12-05 21:31:54,543 INFO L77 FloydHoareUtils]: At program point L41(lines 40 60) the Hoare annotation is: true [2024-12-05 21:31:54,543 INFO L77 FloydHoareUtils]: At program point L33(line 33) the Hoare annotation is: true [2024-12-05 21:31:54,543 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-05 21:31:54,543 INFO L77 FloydHoareUtils]: At program point L62(line 62) the Hoare annotation is: true [2024-12-05 21:31:54,544 INFO L77 FloydHoareUtils]: At program point L29(line 29) the Hoare annotation is: true [2024-12-05 21:31:54,544 INFO L77 FloydHoareUtils]: At program point L54(lines 53 59) the Hoare annotation is: true [2024-12-05 21:31:54,544 INFO L77 FloydHoareUtils]: At program point L46(lines 45 51) the Hoare annotation is: true [2024-12-05 21:31:54,544 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-05 21:31:54,544 INFO L77 FloydHoareUtils]: At program point L63(line 63) the Hoare annotation is: true [2024-12-05 21:31:54,544 INFO L77 FloydHoareUtils]: At program point L30(line 30) the Hoare annotation is: true [2024-12-05 21:31:54,544 INFO L77 FloydHoareUtils]: At program point L26(line 26) the Hoare annotation is: true [2024-12-05 21:31:54,544 INFO L77 FloydHoareUtils]: At program point L26-1(line 26) the Hoare annotation is: (bvule |ULTIMATE.start_main_~a~0#1| (_ bv2 32)) [2024-12-05 21:31:54,544 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 11 13) the Hoare annotation is: true [2024-12-05 21:31:54,544 INFO L77 FloydHoareUtils]: At program point assume_abort_if_notEXIT(lines 11 13) the Hoare annotation is: (not (= (_ bv0 32) |assume_abort_if_not_#in~cond|)) [2024-12-05 21:31:54,544 INFO L77 FloydHoareUtils]: At program point L16(lines 16 17) the Hoare annotation is: true [2024-12-05 21:31:54,544 INFO L77 FloydHoareUtils]: At program point L15(lines 15 18) the Hoare annotation is: (not (and (= (_ bv1 32) __VERIFIER_assert_~cond) (not (= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)))) [2024-12-05 21:31:54,544 INFO L77 FloydHoareUtils]: At program point L15-2(lines 14 20) the Hoare annotation is: true [2024-12-05 21:31:54,544 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 14 20) the Hoare annotation is: true [2024-12-05 21:31:54,544 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 14 20) the Hoare annotation is: true [2024-12-05 21:31:54,545 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 17) the Hoare annotation is: true [2024-12-05 21:31:54,557 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 09:31:54 ImpRootNode [2024-12-05 21:31:54,557 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 21:31:54,558 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 21:31:54,558 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 21:31:54,558 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 21:31:54,558 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:26:43" (3/4) ... [2024-12-05 21:31:54,560 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-05 21:31:54,563 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-12-05 21:31:54,563 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-12-05 21:31:54,566 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2024-12-05 21:31:54,567 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-12-05 21:31:54,567 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-12-05 21:31:54,567 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-05 21:31:54,567 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-05 21:31:54,639 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-05 21:31:54,639 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-05 21:31:54,639 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 21:31:54,640 INFO L158 Benchmark]: Toolchain (without parser) took 311971.40ms. Allocated memory is still 92.3MB. Free memory was 70.1MB in the beginning and 39.3MB in the end (delta: 30.8MB). Peak memory consumption was 32.7MB. Max. memory is 16.1GB. [2024-12-05 21:31:54,640 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:31:54,641 INFO L158 Benchmark]: CACSL2BoogieTranslator took 189.01ms. Allocated memory is still 92.3MB. Free memory was 70.0MB in the beginning and 58.2MB in the end (delta: 11.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:31:54,641 INFO L158 Benchmark]: Boogie Procedure Inliner took 24.59ms. Allocated memory is still 92.3MB. Free memory was 58.2MB in the beginning and 57.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:31:54,641 INFO L158 Benchmark]: Boogie Preprocessor took 23.65ms. Allocated memory is still 92.3MB. Free memory was 57.0MB in the beginning and 56.0MB in the end (delta: 1.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:31:54,641 INFO L158 Benchmark]: RCFGBuilder took 263.61ms. Allocated memory is still 92.3MB. Free memory was 56.0MB in the beginning and 42.6MB in the end (delta: 13.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:31:54,642 INFO L158 Benchmark]: CodeCheck took 311384.46ms. Allocated memory is still 92.3MB. Free memory was 42.5MB in the beginning and 44.3MB in the end (delta: -1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:31:54,642 INFO L158 Benchmark]: Witness Printer took 81.81ms. Allocated memory is still 92.3MB. Free memory was 44.3MB in the beginning and 39.3MB in the end (delta: 5.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:31:54,644 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 3 procedures, 27 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 307.2s, OverallIterations: 19, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 152 mSolverCounterUnknown, 1546 SdHoareTripleChecker+Valid, 1640.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 493 mSDsluCounter, 685 SdHoareTripleChecker+Invalid, 1593.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 68 mSDsCounter, 1698 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4977 IncrementalHoareTripleChecker+Invalid, 6827 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1698 mSolverCounterUnsat, 617 mSDtfsCounter, 4977 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 152 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6902 GetRequests, 6662 SyntacticMatches, 90 SemanticMatches, 150 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10224 ImplicationChecksByTransitivity, 114.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 13.2s InterpolantComputationTime, 807 NumberOfCodeBlocks, 807 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 789 ConstructedInterpolants, 0 QuantifiedInterpolants, 2875 SizeOfPredicates, 25 NumberOfNonLiveVariables, 1583 ConjunctsInSsa, 232 ConjunctsInUnsatCore, 18 InterpolantComputations, 6 PerfectInterpolantSequences, 964/1085 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 - PositiveResult [Line: 17]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - ProcedureContractResult [Line: 11]: Procedure Contract for assume_abort_if_not Derived contract for procedure assume_abort_if_not. Ensures: (0 != cond) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 189.01ms. Allocated memory is still 92.3MB. Free memory was 70.0MB in the beginning and 58.2MB in the end (delta: 11.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 24.59ms. Allocated memory is still 92.3MB. Free memory was 58.2MB in the beginning and 57.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 23.65ms. Allocated memory is still 92.3MB. Free memory was 57.0MB in the beginning and 56.0MB in the end (delta: 1.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 263.61ms. Allocated memory is still 92.3MB. Free memory was 56.0MB in the beginning and 42.6MB in the end (delta: 13.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 311384.46ms. Allocated memory is still 92.3MB. Free memory was 42.5MB in the beginning and 44.3MB in the end (delta: -1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 81.81ms. Allocated memory is still 92.3MB. Free memory was 44.3MB in the beginning and 39.3MB in the end (delta: 5.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-05 21:31:54,690 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a68dd41-20e3-4a2b-a303-47a2ccf5d76d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE