./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/freire2_valuebound50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/freire2_valuebound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash acf998c27a5d4b83a2feddb35e0896b9221e58140057280398a3180f484cbd82 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:36:19,484 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:36:19,551 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-25 03:36:19,556 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 03:36:19,557 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 03:36:19,597 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:36:19,600 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:36:19,600 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:36:19,601 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:36:19,601 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:36:19,602 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:36:19,602 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:36:19,602 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:36:19,603 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 03:36:19,603 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:36:19,603 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:36:19,603 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:36:19,603 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:36:19,603 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:36:19,603 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 03:36:19,603 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 03:36:19,603 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:36:19,603 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:36:19,603 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:36:19,603 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:36:19,603 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:36:19,604 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:36:19,604 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:36:19,604 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:36:19,604 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:36:19,604 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:36:19,604 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:36:19,604 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:36:19,604 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 03:36:19,604 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 03:36:19,604 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_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) 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 -> acf998c27a5d4b83a2feddb35e0896b9221e58140057280398a3180f484cbd82 [2024-11-25 03:36:19,948 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:36:19,962 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:36:19,964 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:36:19,965 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:36:19,968 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:36:19,969 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/nla-digbench-scaling/freire2_valuebound50.c [2024-11-25 03:36:22,940 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/data/f00fc48c1/a4c8cb9fb07043229a558e46939bf9f5/FLAG3c2a83903 [2024-11-25 03:36:23,212 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:36:23,212 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/sv-benchmarks/c/nla-digbench-scaling/freire2_valuebound50.c [2024-11-25 03:36:23,231 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/data/f00fc48c1/a4c8cb9fb07043229a558e46939bf9f5/FLAG3c2a83903 [2024-11-25 03:36:23,258 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/data/f00fc48c1/a4c8cb9fb07043229a558e46939bf9f5 [2024-11-25 03:36:23,260 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:36:23,263 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:36:23,268 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:36:23,268 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:36:23,273 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:36:23,275 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:36:23" (1/1) ... [2024-11-25 03:36:23,276 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a825179 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:23, skipping insertion in model container [2024-11-25 03:36:23,276 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:36:23" (1/1) ... [2024-11-25 03:36:23,293 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:36:23,515 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:36:23,529 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:36:23,563 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:36:23,582 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:36:23,583 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:23 WrapperNode [2024-11-25 03:36:23,583 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:36:23,584 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:36:23,584 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:36:23,585 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:36:23,593 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:23" (1/1) ... [2024-11-25 03:36:23,600 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:23" (1/1) ... [2024-11-25 03:36:23,638 INFO L138 Inliner]: procedures = 14, calls = 15, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 105 [2024-11-25 03:36:23,638 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:36:23,640 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:36:23,640 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:36:23,640 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:36:23,649 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:23" (1/1) ... [2024-11-25 03:36:23,649 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:23" (1/1) ... [2024-11-25 03:36:23,650 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:23" (1/1) ... [2024-11-25 03:36:23,651 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:23" (1/1) ... [2024-11-25 03:36:23,659 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:23" (1/1) ... [2024-11-25 03:36:23,664 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:23" (1/1) ... [2024-11-25 03:36:23,667 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:23" (1/1) ... [2024-11-25 03:36:23,673 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:23" (1/1) ... [2024-11-25 03:36:23,674 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:23" (1/1) ... [2024-11-25 03:36:23,679 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:36:23,680 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:36:23,680 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:36:23,680 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:36:23,682 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:23" (1/1) ... [2024-11-25 03:36:23,695 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:36:23,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:36:23,732 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:36:23,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:36:23,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:36:23,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 03:36:23,768 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:36:23,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:36:23,768 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 03:36:23,768 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 03:36:23,835 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:36:23,837 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:36:24,308 INFO L? ?]: Removed 64 outVars from TransFormulas that were not future-live. [2024-11-25 03:36:24,308 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:36:24,354 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:36:24,354 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 03:36:24,354 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:36:24 BoogieIcfgContainer [2024-11-25 03:36:24,355 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:36:24,355 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:36:24,355 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:36:24,365 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:36:24,366 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:36:24" (1/1) ... [2024-11-25 03:36:24,374 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:36:24,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:36:24,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 132 states and 138 transitions. [2024-11-25 03:36:24,428 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 138 transitions. [2024-11-25 03:36:24,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-25 03:36:24,429 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:36:24,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:36:24,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:36:24,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:36:24,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:36:24,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 133 states and 139 transitions. [2024-11-25 03:36:24,596 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 139 transitions. [2024-11-25 03:36:24,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-25 03:36:24,596 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:36:24,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:36:24,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:36:24,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:36:24,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:36:24,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 134 states and 140 transitions. [2024-11-25 03:36:24,642 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 140 transitions. [2024-11-25 03:36:24,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 03:36:24,643 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:36:24,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:36:24,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:36:24,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:36:24,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:36:24,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 133 states and 139 transitions. [2024-11-25 03:36:24,679 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 139 transitions. [2024-11-25 03:36:24,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-25 03:36:24,679 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:36:24,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:36:24,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:36:24,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:36:24,753 INFO L256 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-25 03:36:24,756 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:36:24,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:36:24,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:36:24,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 135 states and 141 transitions. [2024-11-25 03:36:24,799 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 141 transitions. [2024-11-25 03:36:24,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-25 03:36:24,799 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:36:24,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:36:24,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:36:24,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:36:24,839 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 03:36:24,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:36:24,859 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 5 iterations. [2024-11-25 03:36:24,887 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 03:36:24 ImpRootNode [2024-11-25 03:36:24,888 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 03:36:24,888 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 03:36:24,888 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 03:36:24,888 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 03:36:24,890 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:36:24" (3/4) ... [2024-11-25 03:36:24,892 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 03:36:24,892 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 03:36:24,894 INFO L158 Benchmark]: Toolchain (without parser) took 1630.85ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 85.9MB in the end (delta: 6.7MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. [2024-11-25 03:36:24,895 INFO L158 Benchmark]: CDTParser took 1.61ms. Allocated memory is still 117.4MB. Free memory is still 72.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:36:24,895 INFO L158 Benchmark]: CACSL2BoogieTranslator took 315.66ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 81.2MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:36:24,895 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.66ms. Allocated memory is still 117.4MB. Free memory was 81.2MB in the beginning and 79.3MB in the end (delta: 1.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:36:24,896 INFO L158 Benchmark]: Boogie Preprocessor took 39.28ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 78.5MB in the end (delta: 854.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:36:24,896 INFO L158 Benchmark]: RCFGBuilder took 674.66ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 54.2MB in the end (delta: 24.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 03:36:24,896 INFO L158 Benchmark]: CodeCheck took 532.20ms. Allocated memory is still 117.4MB. Free memory was 54.2MB in the beginning and 86.5MB in the end (delta: -32.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:36:24,901 INFO L158 Benchmark]: Witness Printer took 4.52ms. Allocated memory is still 117.4MB. Free memory was 86.5MB in the beginning and 85.9MB in the end (delta: 592.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:36:24,903 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 132 locations, 60 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 26 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 10 mSDsluCounter, 2 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 20 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 48 IncrementalHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 20 mSolverCounterUnsat, 2 mSDtfsCounter, 48 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 86 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 20 NumberOfCodeBlocks, 20 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 24 SizeOfPredicates, 0 NumberOfNonLiveVariables, 28 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - UnprovableResult [Line: 34]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of to_int at line 34, overapproximation of someBinaryDOUBLEComparisonOperation at line 28. Possible FailurePath: [L25] int r; [L26] double a, x, s; [L27] a = __VERIFIER_nondet_double() [L28] CALL assume_abort_if_not(a>=0 && a<=50) [L14] COND FALSE !(!cond) [L28] RET assume_abort_if_not(a>=0 && a<=50) [L29] x = a [L30] s = 3.25 [L31] r = 1 VAL [r=1] [L34] EXPR 12*r VAL [r=1] [L34] EXPR 12*r*r VAL [r=1] [L34] (int)(4*s) - 12*r*r * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.61ms. Allocated memory is still 117.4MB. Free memory is still 72.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 315.66ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 81.2MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.66ms. Allocated memory is still 117.4MB. Free memory was 81.2MB in the beginning and 79.3MB in the end (delta: 1.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.28ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 78.5MB in the end (delta: 854.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 674.66ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 54.2MB in the end (delta: 24.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 532.20ms. Allocated memory is still 117.4MB. Free memory was 54.2MB in the beginning and 86.5MB in the end (delta: -32.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.52ms. Allocated memory is still 117.4MB. Free memory was 86.5MB in the beginning and 85.9MB in the end (delta: 592.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-25 03:36:24,926 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/freire2_valuebound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash acf998c27a5d4b83a2feddb35e0896b9221e58140057280398a3180f484cbd82 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:36:27,638 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:36:27,762 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-25 03:36:27,805 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:36:27,807 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:36:27,807 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:36:27,808 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:36:27,808 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:36:27,808 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:36:27,809 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:36:27,810 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:36:27,810 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:36:27,810 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:36:27,810 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:36:27,810 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:36:27,810 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:36:27,810 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 03:36:27,810 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 03:36:27,810 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 03:36:27,810 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 03:36:27,811 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 03:36:27,811 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:36:27,811 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:36:27,811 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:36:27,811 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:36:27,811 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:36:27,811 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:36:27,811 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:36:27,811 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:36:27,812 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 03:36:27,813 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:36:27,813 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:36:27,813 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:36:27,813 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:36:27,813 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:36:27,813 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 03:36:27,813 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:36:27,814 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 03:36:27,814 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_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) 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 -> acf998c27a5d4b83a2feddb35e0896b9221e58140057280398a3180f484cbd82 [2024-11-25 03:36:28,161 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:36:28,172 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:36:28,174 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:36:28,178 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:36:28,179 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:36:28,181 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/nla-digbench-scaling/freire2_valuebound50.c [2024-11-25 03:36:31,167 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/data/978623376/6b6389385ecb44ac9c8acd29fffc58ef/FLAG3a32f871b [2024-11-25 03:36:31,460 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:36:31,466 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/sv-benchmarks/c/nla-digbench-scaling/freire2_valuebound50.c [2024-11-25 03:36:31,480 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/data/978623376/6b6389385ecb44ac9c8acd29fffc58ef/FLAG3a32f871b [2024-11-25 03:36:31,503 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/data/978623376/6b6389385ecb44ac9c8acd29fffc58ef [2024-11-25 03:36:31,506 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:36:31,510 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:36:31,512 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:36:31,512 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:36:31,517 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:36:31,518 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:36:31" (1/1) ... [2024-11-25 03:36:31,521 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@640f5c9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:31, skipping insertion in model container [2024-11-25 03:36:31,521 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:36:31" (1/1) ... [2024-11-25 03:36:31,537 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:36:31,755 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:36:31,773 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:36:31,815 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:36:31,839 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:36:31,840 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:31 WrapperNode [2024-11-25 03:36:31,840 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:36:31,841 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:36:31,841 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:36:31,842 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:36:31,851 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:31" (1/1) ... [2024-11-25 03:36:31,863 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:31" (1/1) ... [2024-11-25 03:36:31,899 INFO L138 Inliner]: procedures = 15, calls = 15, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 106 [2024-11-25 03:36:31,904 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:36:31,904 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:36:31,905 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:36:31,905 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:36:31,913 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:31" (1/1) ... [2024-11-25 03:36:31,913 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:31" (1/1) ... [2024-11-25 03:36:31,917 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:31" (1/1) ... [2024-11-25 03:36:31,917 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:31" (1/1) ... [2024-11-25 03:36:31,926 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:31" (1/1) ... [2024-11-25 03:36:31,927 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:31" (1/1) ... [2024-11-25 03:36:31,930 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:31" (1/1) ... [2024-11-25 03:36:31,932 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:31" (1/1) ... [2024-11-25 03:36:31,933 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:31" (1/1) ... [2024-11-25 03:36:31,936 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:36:31,937 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:36:31,937 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:36:31,937 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:36:31,938 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:31" (1/1) ... [2024-11-25 03:36:31,944 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:36:31,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:36:31,978 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:36:31,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:36:32,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:36:32,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 03:36:32,002 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:36:32,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:36:32,002 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 03:36:32,002 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 03:36:32,058 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:36:32,060 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:37:26,544 INFO L? ?]: Removed 77 outVars from TransFormulas that were not future-live. [2024-11-25 03:37:26,544 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:37:26,614 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:37:26,615 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 03:37:26,615 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:37:26 BoogieIcfgContainer [2024-11-25 03:37:26,615 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:37:26,616 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:37:26,617 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:37:26,630 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:37:26,630 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:37:26" (1/1) ... [2024-11-25 03:37:26,640 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:37:26,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:37:26,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 132 states and 138 transitions. [2024-11-25 03:37:26,717 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 138 transitions. [2024-11-25 03:37:26,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-25 03:37:26,719 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:37:26,721 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:37:26,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:37:26,724 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:37:26,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 03:37:26,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:37:26,921 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:37:26,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:37:26,949 INFO L256 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 03:37:26,953 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:37:27,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:37:27,015 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 03:37:27,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:37:27,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 133 states and 139 transitions. [2024-11-25 03:37:27,141 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 139 transitions. [2024-11-25 03:37:27,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-25 03:37:27,141 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:37:27,141 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:37:27,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:37:27,147 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:37:27,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 03:37:27,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:37:27,299 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:37:27,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:37:27,321 INFO L256 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 03:37:27,322 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:37:27,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:37:27,349 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-25 03:37:27,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:37:27,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 134 states and 140 transitions. [2024-11-25 03:37:27,402 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 140 transitions. [2024-11-25 03:37:27,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 03:37:27,402 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:37:27,403 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:37:27,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:37:27,406 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:37:27,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 03:37:27,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:37:27,637 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:37:27,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:37:27,690 INFO L256 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 03:37:27,691 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:37:27,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:37:27,743 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-25 03:37:27,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:37:27,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 135 states and 141 transitions. [2024-11-25 03:37:27,946 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 141 transitions. [2024-11-25 03:37:27,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-25 03:37:27,947 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:37:27,947 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:37:27,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:37:27,950 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:37:27,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-25 03:37:28,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:37:28,253 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:37:28,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:37:28,333 INFO L256 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 03:37:28,334 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:37:28,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:37:28,383 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-25 03:37:28,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:37:28,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 136 states and 142 transitions. [2024-11-25 03:37:28,780 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 142 transitions. [2024-11-25 03:37:28,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-25 03:37:28,780 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:37:28,780 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:37:28,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:37:28,789 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:37:28,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-25 03:37:29,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:37:29,133 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:37:29,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:37:29,475 INFO L256 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-25 03:37:29,476 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:37:29,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:37:29,761 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-25 03:37:31,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:37:31,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 141 states and 148 transitions. [2024-11-25 03:37:31,595 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 148 transitions. [2024-11-25 03:37:31,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 03:37:31,596 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:37:31,596 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:37:31,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:37:31,599 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:37:31,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-25 03:37:31,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:37:31,905 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:37:31,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:37:31,989 INFO L256 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 03:37:31,990 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:37:32,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:37:32,047 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-25 03:37:33,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:37:33,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 142 states and 150 transitions. [2024-11-25 03:37:33,682 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 150 transitions. [2024-11-25 03:37:33,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-25 03:37:33,686 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:37:33,686 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:37:33,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:37:33,690 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:37:33,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-25 03:37:34,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:37:34,032 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:37:34,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:37:34,129 INFO L256 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 03:37:34,130 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:37:34,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:37:34,210 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-25 03:37:36,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:37:36,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 144 states and 153 transitions. [2024-11-25 03:37:36,048 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 153 transitions. [2024-11-25 03:37:36,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-25 03:37:36,049 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:37:36,049 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:37:36,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:37:36,051 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:37:36,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-25 03:37:36,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:37:36,354 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:37:36,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:37:36,483 INFO L256 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 03:37:36,485 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:37:36,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:37:36,577 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-25 03:37:36,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:37:36,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 145 states and 154 transitions. [2024-11-25 03:37:36,665 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 154 transitions. [2024-11-25 03:37:36,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 03:37:36,665 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:37:36,665 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:37:36,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:37:36,671 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:37:36,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-25 03:37:37,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:37:37,075 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:37:37,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:37:37,216 INFO L256 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 03:37:37,217 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:37:37,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:37:37,307 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-25 03:37:37,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:37:37,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 146 states and 155 transitions. [2024-11-25 03:37:37,434 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 155 transitions. [2024-11-25 03:37:37,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-25 03:37:37,435 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:37:37,435 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:37:37,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:37:37,438 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:37:37,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-25 03:37:37,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:37:37,863 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:37:37,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:37:37,973 INFO L256 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 03:37:37,974 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:37:38,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:37:38,105 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-25 03:37:38,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:37:38,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 147 states and 156 transitions. [2024-11-25 03:37:38,509 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 156 transitions. [2024-11-25 03:37:38,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-25 03:37:38,509 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:37:38,510 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:37:38,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:37:38,512 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:37:38,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-25 03:37:38,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:37:38,970 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:37:39,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:37:39,147 INFO L256 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 03:37:39,148 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:37:39,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:37:39,293 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-25 03:37:39,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:37:39,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 148 states and 157 transitions. [2024-11-25 03:37:39,769 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 157 transitions. [2024-11-25 03:37:39,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-25 03:37:39,769 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:37:39,769 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:37:39,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:37:39,772 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:37:39,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-25 03:37:40,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:37:40,234 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:37:40,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:37:40,357 INFO L256 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 03:37:40,358 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:37:40,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:37:40,493 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (13)] Forceful destruction successful, exit code 0 [2024-11-25 03:37:40,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:37:40,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 149 states and 158 transitions. [2024-11-25 03:37:40,936 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 158 transitions. [2024-11-25 03:37:40,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 03:37:40,937 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:37:40,937 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:37:40,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:37:40,940 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:37:40,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-25 03:37:41,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:37:41,554 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:37:41,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:37:41,696 INFO L256 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 03:37:41,697 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:37:41,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:37:41,848 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-25 03:37:42,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:37:42,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 150 states and 159 transitions. [2024-11-25 03:37:42,029 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 159 transitions. [2024-11-25 03:37:42,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-25 03:37:42,030 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:37:42,030 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:37:42,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:37:42,033 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:37:42,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-25 03:37:42,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:37:42,587 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:37:42,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:37:42,732 INFO L256 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-25 03:37:42,733 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:37:43,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:37:43,261 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-25 03:37:43,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:37:43,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 151 states and 161 transitions. [2024-11-25 03:37:43,526 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 161 transitions. [2024-11-25 03:37:43,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-25 03:37:43,527 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:37:43,527 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:37:43,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:37:43,532 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:37:43,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-25 03:37:44,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:37:44,124 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:37:44,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:37:44,288 INFO L256 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 03:37:44,289 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:37:44,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:37:44,478 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (16)] Forceful destruction successful, exit code 0 [2024-11-25 03:37:44,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:37:44,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 153 states and 163 transitions. [2024-11-25 03:37:44,869 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 163 transitions. [2024-11-25 03:37:44,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-25 03:37:44,870 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:37:44,870 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:37:44,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:37:44,873 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:37:44,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-25 03:37:45,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:37:45,396 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:37:45,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:37:45,573 INFO L256 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 03:37:45,574 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:37:45,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:37:45,756 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-11-25 03:37:46,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:37:46,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 154 states and 164 transitions. [2024-11-25 03:37:46,021 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 164 transitions. [2024-11-25 03:37:46,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 03:37:46,021 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:37:46,022 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:37:46,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:37:46,025 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:37:46,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-25 03:37:46,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:37:46,631 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:37:46,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:37:46,798 INFO L256 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 03:37:46,800 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:37:46,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:37:46,990 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-11-25 03:37:47,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:37:47,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 155 states and 165 transitions. [2024-11-25 03:37:47,214 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 165 transitions. [2024-11-25 03:37:47,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 03:37:47,215 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:37:47,215 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:37:47,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:37:47,220 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:37:47,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-25 03:37:47,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:37:47,791 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:37:47,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:37:48,002 INFO L256 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 03:37:48,003 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:37:48,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:37:48,191 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-11-25 03:37:48,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:37:48,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 156 states and 166 transitions. [2024-11-25 03:37:48,401 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 166 transitions. [2024-11-25 03:37:48,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-25 03:37:48,402 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:37:48,402 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:37:48,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:37:48,405 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:37:48,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-25 03:37:49,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:37:49,040 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:37:49,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:37:49,184 INFO L256 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 03:37:49,185 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:37:49,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:37:49,398 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-25 03:37:49,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:37:49,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 157 states and 167 transitions. [2024-11-25 03:37:49,537 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 167 transitions. [2024-11-25 03:37:49,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-25 03:37:49,537 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:37:49,538 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:37:49,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:37:49,540 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:37:49,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-25 03:37:50,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:37:50,074 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:37:50,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:37:50,189 INFO L256 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 03:37:50,190 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:37:50,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:37:50,490 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-11-25 03:37:50,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:37:50,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 158 states and 169 transitions. [2024-11-25 03:37:50,639 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 169 transitions. [2024-11-25 03:37:50,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-25 03:37:50,640 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:37:50,640 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:37:50,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:37:50,643 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:37:50,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-25 03:37:51,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:37:51,189 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:37:51,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:37:51,339 INFO L256 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 03:37:51,340 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:37:51,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:37:51,520 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-11-25 03:37:51,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:37:51,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 160 states and 171 transitions. [2024-11-25 03:37:51,821 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 171 transitions. [2024-11-25 03:37:51,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-25 03:37:51,822 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:37:51,822 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:37:51,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:37:51,826 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:37:51,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-25 03:37:52,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:37:52,359 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:37:52,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:37:52,505 INFO L256 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 03:37:52,506 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:37:52,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:37:52,718 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-11-25 03:37:52,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:37:52,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 161 states and 172 transitions. [2024-11-25 03:37:52,871 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 172 transitions. [2024-11-25 03:37:52,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-25 03:37:52,871 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:37:52,871 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:37:52,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:37:52,873 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:37:52,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-25 03:37:53,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:37:53,847 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:37:54,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:37:54,127 INFO L256 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 03:37:54,128 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:37:54,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:37:54,424 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-11-25 03:38:03,621 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 9.02s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:38:12,123 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.50s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:38:13,963 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.84s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:38:13,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:38:14,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 162 states and 173 transitions. [2024-11-25 03:38:14,000 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 173 transitions. [2024-11-25 03:38:14,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-25 03:38:14,000 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:38:14,000 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:38:14,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:38:14,003 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:38:14,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-11-25 03:38:15,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:38:15,550 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:38:22,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:38:23,012 INFO L256 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-25 03:38:23,013 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:38:25,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:38:25,521 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-11-25 03:38:34,466 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.32s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:38:44,917 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.40s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:38:54,922 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:39:00,266 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.34s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:39:10,555 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.24s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:39:20,560 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:39:26,434 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.78s for a HTC check with result INVALID. Formula has sorts [Bool, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:39:36,825 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.32s for a HTC check with result UNKNOWN. Formula has sorts [Bool, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:39:46,830 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:39:55,064 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.51s for a HTC check with result INVALID. Formula has sorts [Bool, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:40:05,483 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.33s for a HTC check with result UNKNOWN. Formula has sorts [Bool, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:40:15,491 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:40:20,828 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.08s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:40:22,219 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:40:23,589 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:40:33,778 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:40:38,678 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.90s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:40:44,138 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.46s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:40:44,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:40:44,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 189 states and 217 transitions. [2024-11-25 03:40:44,272 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 217 transitions. [2024-11-25 03:40:44,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-25 03:40:44,273 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:40:44,273 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:40:44,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:40:44,281 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:40:44,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-11-25 03:40:45,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:40:45,907 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:40:54,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:40:54,580 INFO L256 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-25 03:40:54,581 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:40:58,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:40:58,400 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-11-25 03:40:58,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:40:58,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 189 states and 217 transitions. [2024-11-25 03:40:58,458 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 217 transitions. [2024-11-25 03:40:58,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-25 03:40:58,459 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:40:58,459 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:40:58,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:40:58,463 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:40:58,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-11-25 03:41:00,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:41:00,085 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:41:09,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:41:09,797 INFO L256 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-25 03:41:09,798 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:41:13,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:41:13,702 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-11-25 03:41:13,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:41:13,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 189 states and 217 transitions. [2024-11-25 03:41:13,766 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 217 transitions. [2024-11-25 03:41:13,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-25 03:41:13,766 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:41:13,766 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:41:13,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:41:13,769 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:41:13,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-11-25 03:41:15,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:41:15,347 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:41:25,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:41:25,432 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-11-25 03:41:25,433 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 03:41:25,437 INFO L158 Benchmark]: Toolchain (without parser) took 293929.10ms. Allocated memory is still 83.9MB. Free memory was 61.3MB in the beginning and 56.3MB in the end (delta: 5.0MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. [2024-11-25 03:41:25,439 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:41:25,440 INFO L158 Benchmark]: CACSL2BoogieTranslator took 329.03ms. Allocated memory is still 83.9MB. Free memory was 61.0MB in the beginning and 48.5MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:41:25,440 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.68ms. Allocated memory is still 83.9MB. Free memory was 48.5MB in the beginning and 46.7MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:41:25,440 INFO L158 Benchmark]: Boogie Preprocessor took 31.92ms. Allocated memory is still 83.9MB. Free memory was 46.7MB in the beginning and 45.0MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:41:25,441 INFO L158 Benchmark]: RCFGBuilder took 54678.49ms. Allocated memory is still 83.9MB. Free memory was 45.0MB in the beginning and 44.5MB in the end (delta: 550.1kB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2024-11-25 03:41:25,442 INFO L158 Benchmark]: CodeCheck took 238819.89ms. Allocated memory is still 83.9MB. Free memory was 44.1MB in the beginning and 56.3MB in the end (delta: -12.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:41:25,443 INFO L338 ainManager$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 0.44ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 329.03ms. Allocated memory is still 83.9MB. Free memory was 61.0MB in the beginning and 48.5MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.68ms. Allocated memory is still 83.9MB. Free memory was 48.5MB in the beginning and 46.7MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.92ms. Allocated memory is still 83.9MB. Free memory was 46.7MB in the beginning and 45.0MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 54678.49ms. Allocated memory is still 83.9MB. Free memory was 45.0MB in the beginning and 44.5MB in the end (delta: 550.1kB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. * CodeCheck took 238819.89ms. Allocated memory is still 83.9MB. Free memory was 44.1MB in the beginning and 56.3MB in the end (delta: -12.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 03:41:25,613 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbace2a5-1ba5-4601-9386-ae70b78244ed/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown