./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1c50dd7e64abcc7a7eef6ea31e37156afb1e4322422284686cac6e6613b192c7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:34:08,567 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:34:08,633 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 04:34:08,638 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:34:08,638 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:34:08,662 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:34:08,663 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:34:08,663 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:34:08,664 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:34:08,664 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:34:08,664 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:34:08,664 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:34:08,664 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:34:08,664 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:34:08,664 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:34:08,665 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:34:08,665 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:34:08,665 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:34:08,665 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:34:08,665 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:34:08,665 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:34:08,665 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:34:08,665 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:34:08,665 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:34:08,665 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:34:08,666 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:34:08,666 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:34:08,666 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:34:08,666 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:34:08,666 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:34:08,666 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:34:08,666 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:34:08,666 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:34:08,667 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_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1c50dd7e64abcc7a7eef6ea31e37156afb1e4322422284686cac6e6613b192c7 [2024-12-06 04:34:08,923 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:34:08,933 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:34:08,935 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:34:08,936 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:34:08,937 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:34:08,938 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound10.c [2024-12-06 04:34:11,586 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/data/a50b2f9ff/ba1b623a785c4d29919256c7ba9abe72/FLAGbadcb8f61 [2024-12-06 04:34:11,773 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:34:11,773 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound10.c [2024-12-06 04:34:11,780 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/data/a50b2f9ff/ba1b623a785c4d29919256c7ba9abe72/FLAGbadcb8f61 [2024-12-06 04:34:11,795 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/data/a50b2f9ff/ba1b623a785c4d29919256c7ba9abe72 [2024-12-06 04:34:11,797 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:34:11,798 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:34:11,799 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:34:11,799 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:34:11,803 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:34:11,804 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:34:11" (1/1) ... [2024-12-06 04:34:11,805 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4657a18e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:34:11, skipping insertion in model container [2024-12-06 04:34:11,805 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:34:11" (1/1) ... [2024-12-06 04:34:11,817 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:34:11,937 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound10.c[458,471] [2024-12-06 04:34:11,955 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:34:11,963 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:34:11,972 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound10.c[458,471] [2024-12-06 04:34:11,979 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:34:11,993 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:34:11,993 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:34:11 WrapperNode [2024-12-06 04:34:11,993 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:34:11,994 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:34:11,994 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:34:11,995 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:34:12,000 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:34:11" (1/1) ... [2024-12-06 04:34:12,005 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:34:11" (1/1) ... [2024-12-06 04:34:12,018 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 42 [2024-12-06 04:34:12,019 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:34:12,019 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:34:12,019 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:34:12,020 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:34:12,026 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:34:11" (1/1) ... [2024-12-06 04:34:12,026 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:34:11" (1/1) ... [2024-12-06 04:34:12,027 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:34:11" (1/1) ... [2024-12-06 04:34:12,027 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:34:11" (1/1) ... [2024-12-06 04:34:12,030 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:34:11" (1/1) ... [2024-12-06 04:34:12,031 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:34:11" (1/1) ... [2024-12-06 04:34:12,034 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:34:11" (1/1) ... [2024-12-06 04:34:12,035 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:34:11" (1/1) ... [2024-12-06 04:34:12,036 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:34:11" (1/1) ... [2024-12-06 04:34:12,037 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:34:12,038 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:34:12,038 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:34:12,038 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:34:12,039 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:34:11" (1/1) ... [2024-12-06 04:34:12,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:34:12,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:34:12,067 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:34:12,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:34:12,094 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:34:12,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:34:12,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:34:12,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:34:12,094 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 04:34:12,094 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 04:34:12,146 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:34:12,148 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:34:12,276 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-12-06 04:34:12,277 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:34:12,308 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:34:12,308 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 04:34:12,308 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:34:12 BoogieIcfgContainer [2024-12-06 04:34:12,308 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:34:12,309 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:34:12,309 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:34:12,316 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:34:12,317 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:34:12" (1/1) ... [2024-12-06 04:34:12,322 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:34:12,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:12,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 15 states and 20 transitions. [2024-12-06 04:34:12,372 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 20 transitions. [2024-12-06 04:34:12,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 04:34:12,374 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:12,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:34:12,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:12,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:34:12,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:12,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-12-06 04:34:12,512 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-12-06 04:34:12,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 04:34:12,512 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:12,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:34:12,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:34:12,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:12,561 INFO L256 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:34:12,564 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:34:12,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:34:12,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:12,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 20 states and 29 transitions. [2024-12-06 04:34:12,765 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 29 transitions. [2024-12-06 04:34:12,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 04:34:12,769 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:12,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:34:12,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:12,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:34:13,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:13,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 22 states and 32 transitions. [2024-12-06 04:34:13,050 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 32 transitions. [2024-12-06 04:34:13,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 04:34:13,051 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:13,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:34:13,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:13,315 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:34:13,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:13,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2024-12-06 04:34:13,720 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2024-12-06 04:34:13,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 04:34:13,720 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:13,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:34:13,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:34:13,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:13,755 INFO L256 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:34:13,757 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:34:13,840 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:34:17,167 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.12s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 04:34:17,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:17,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 04:34:17,194 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 04:34:17,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 04:34:17,194 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:17,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:34:17,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:34:17,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:17,225 INFO L256 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:34:17,226 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:34:17,323 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 04:34:17,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:17,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 29 states and 43 transitions. [2024-12-06 04:34:17,438 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 43 transitions. [2024-12-06 04:34:17,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 04:34:17,439 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:17,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:34:17,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:17,547 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 04:34:18,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:18,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 33 states and 50 transitions. [2024-12-06 04:34:18,045 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 50 transitions. [2024-12-06 04:34:18,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:34:18,045 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:18,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:34:18,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:34:18,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:18,102 INFO L256 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 04:34:18,104 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:34:18,214 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 04:34:21,614 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.11s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 04:34:21,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:21,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 37 states and 57 transitions. [2024-12-06 04:34:21,640 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 57 transitions. [2024-12-06 04:34:21,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-06 04:34:21,641 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:21,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:34:21,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:34:21,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:21,679 INFO L256 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 04:34:21,681 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:34:21,854 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-06 04:34:23,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:23,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 47 states and 79 transitions. [2024-12-06 04:34:23,166 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 79 transitions. [2024-12-06 04:34:23,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 04:34:23,167 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:23,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:34:23,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:23,314 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-06 04:34:23,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:23,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 51 states and 87 transitions. [2024-12-06 04:34:23,991 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 87 transitions. [2024-12-06 04:34:23,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 04:34:23,992 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:23,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:34:24,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:34:24,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:24,087 INFO L256 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-12-06 04:34:24,088 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:34:24,346 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 11 proven. 22 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 04:34:27,917 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.10s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 04:34:27,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:27,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 55 states and 94 transitions. [2024-12-06 04:34:27,942 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 94 transitions. [2024-12-06 04:34:27,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 04:34:27,943 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:27,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:34:27,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:34:27,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:27,985 INFO L256 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-06 04:34:27,987 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:34:28,170 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 8 proven. 12 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-12-06 04:34:29,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:29,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 65 states and 114 transitions. [2024-12-06 04:34:29,827 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 114 transitions. [2024-12-06 04:34:29,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:34:29,828 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:29,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:34:29,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:30,016 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 18 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-12-06 04:34:30,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:30,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 69 states and 122 transitions. [2024-12-06 04:34:30,843 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 122 transitions. [2024-12-06 04:34:30,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-06 04:34:30,844 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:30,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:34:30,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:34:31,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:31,603 INFO L256 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-12-06 04:34:31,604 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:34:31,829 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 16 proven. 37 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-06 04:34:35,497 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.10s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 04:34:35,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:35,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 73 states and 129 transitions. [2024-12-06 04:34:35,522 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 129 transitions. [2024-12-06 04:34:35,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 04:34:35,524 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:35,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:34:35,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:34:35,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:35,570 INFO L256 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-12-06 04:34:35,571 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:34:35,861 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 9 proven. 37 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:34:37,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:37,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 83 states and 149 transitions. [2024-12-06 04:34:37,995 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 149 transitions. [2024-12-06 04:34:37,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-12-06 04:34:37,995 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:37,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:34:38,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:38,240 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 10 proven. 32 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-12-06 04:34:39,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:39,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 87 states and 157 transitions. [2024-12-06 04:34:39,130 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 157 transitions. [2024-12-06 04:34:39,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-06 04:34:39,130 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:39,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:34:39,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:34:41,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:34:41,377 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 04:34:41,381 INFO L158 Benchmark]: Toolchain (without parser) took 29582.58ms. Allocated memory is still 142.6MB. Free memory was 118.1MB in the beginning and 56.8MB in the end (delta: 61.3MB). Peak memory consumption was 63.2MB. Max. memory is 16.1GB. [2024-12-06 04:34:41,381 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 142.6MB. Free memory is still 82.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:34:41,381 INFO L158 Benchmark]: CACSL2BoogieTranslator took 194.48ms. Allocated memory is still 142.6MB. Free memory was 118.1MB in the beginning and 106.8MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:34:41,381 INFO L158 Benchmark]: Boogie Procedure Inliner took 24.49ms. Allocated memory is still 142.6MB. Free memory was 106.8MB in the beginning and 105.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:34:41,382 INFO L158 Benchmark]: Boogie Preprocessor took 18.02ms. Allocated memory is still 142.6MB. Free memory was 105.7MB in the beginning and 104.9MB in the end (delta: 861.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:34:41,382 INFO L158 Benchmark]: RCFGBuilder took 270.15ms. Allocated memory is still 142.6MB. Free memory was 104.9MB in the beginning and 92.5MB in the end (delta: 12.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 04:34:41,382 INFO L158 Benchmark]: CodeCheck took 29071.29ms. Allocated memory is still 142.6MB. Free memory was 92.5MB in the beginning and 56.8MB in the end (delta: 35.7MB). Peak memory consumption was 38.0MB. Max. memory is 16.1GB. [2024-12-06 04:34:41,384 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 142.6MB. Free memory is still 82.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 194.48ms. Allocated memory is still 142.6MB. Free memory was 118.1MB in the beginning and 106.8MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 24.49ms. Allocated memory is still 142.6MB. Free memory was 106.8MB in the beginning and 105.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 18.02ms. Allocated memory is still 142.6MB. Free memory was 105.7MB in the beginning and 104.9MB in the end (delta: 861.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 270.15ms. Allocated memory is still 142.6MB. Free memory was 104.9MB in the beginning and 92.5MB in the end (delta: 12.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 29071.29ms. Allocated memory is still 142.6MB. Free memory was 92.5MB in the beginning and 56.8MB in the end (delta: 35.7MB). Peak memory consumption was 38.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 04:34:41,400 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1c50dd7e64abcc7a7eef6ea31e37156afb1e4322422284686cac6e6613b192c7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:34:43,409 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:34:43,493 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 04:34:43,519 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:34:43,520 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:34:43,520 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:34:43,521 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:34:43,521 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:34:43,521 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:34:43,521 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:34:43,521 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:34:43,522 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:34:43,522 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:34:43,522 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:34:43,522 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:34:43,522 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:34:43,522 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 04:34:43,522 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 04:34:43,522 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 04:34:43,522 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:34:43,523 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:34:43,523 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:34:43,523 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:34:43,523 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:34:43,523 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:34:43,523 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:34:43,523 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:34:43,523 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 04:34:43,523 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:34:43,524 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:34:43,524 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:34:43,524 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:34:43,524 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:34:43,524 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 04:34:43,524 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:34:43,524 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 04:34:43,524 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_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1c50dd7e64abcc7a7eef6ea31e37156afb1e4322422284686cac6e6613b192c7 [2024-12-06 04:34:43,777 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:34:43,784 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:34:43,786 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:34:43,787 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:34:43,788 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:34:43,789 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound10.c [2024-12-06 04:34:46,498 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/data/5823615b2/fa6bc4d66afa45cb9e22739ec3fa8c2d/FLAG2757f1825 [2024-12-06 04:34:46,653 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:34:46,654 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound10.c [2024-12-06 04:34:46,660 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/data/5823615b2/fa6bc4d66afa45cb9e22739ec3fa8c2d/FLAG2757f1825 [2024-12-06 04:34:46,672 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/data/5823615b2/fa6bc4d66afa45cb9e22739ec3fa8c2d [2024-12-06 04:34:46,674 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:34:46,676 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:34:46,677 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:34:46,677 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:34:46,680 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:34:46,681 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:34:46" (1/1) ... [2024-12-06 04:34:46,682 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38220aa6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:34:46, skipping insertion in model container [2024-12-06 04:34:46,683 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:34:46" (1/1) ... [2024-12-06 04:34:46,698 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:34:46,843 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound10.c[458,471] [2024-12-06 04:34:46,866 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:34:46,878 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:34:46,889 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound10.c[458,471] [2024-12-06 04:34:46,898 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:34:46,912 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:34:46,913 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:34:46 WrapperNode [2024-12-06 04:34:46,913 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:34:46,914 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:34:46,914 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:34:46,914 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:34:46,920 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:34:46" (1/1) ... [2024-12-06 04:34:46,926 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:34:46" (1/1) ... [2024-12-06 04:34:46,940 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 41 [2024-12-06 04:34:46,940 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:34:46,941 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:34:46,941 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:34:46,941 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:34:46,947 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:34:46" (1/1) ... [2024-12-06 04:34:46,947 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:34:46" (1/1) ... [2024-12-06 04:34:46,949 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:34:46" (1/1) ... [2024-12-06 04:34:46,949 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:34:46" (1/1) ... [2024-12-06 04:34:46,955 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:34:46" (1/1) ... [2024-12-06 04:34:46,956 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:34:46" (1/1) ... [2024-12-06 04:34:46,959 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:34:46" (1/1) ... [2024-12-06 04:34:46,960 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:34:46" (1/1) ... [2024-12-06 04:34:46,961 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:34:46" (1/1) ... [2024-12-06 04:34:46,963 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:34:46,964 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:34:46,965 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:34:46,965 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:34:46,966 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:34:46" (1/1) ... [2024-12-06 04:34:46,972 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:34:46,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:34:46,993 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:34:46,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:34:47,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:34:47,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 04:34:47,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:34:47,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:34:47,021 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 04:34:47,021 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 04:34:47,076 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:34:47,078 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:34:47,478 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-12-06 04:34:47,478 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:34:47,529 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:34:47,529 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 04:34:47,529 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:34:47 BoogieIcfgContainer [2024-12-06 04:34:47,529 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:34:47,530 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:34:47,530 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:34:47,538 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:34:47,538 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:34:47" (1/1) ... [2024-12-06 04:34:47,544 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:34:47,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:47,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 15 states and 20 transitions. [2024-12-06 04:34:47,589 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 20 transitions. [2024-12-06 04:34:47,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 04:34:47,591 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:47,592 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:34:47,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:34:47,594 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:34:47,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 04:34:47,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:47,655 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:34:47,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:47,809 INFO L256 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 04:34:47,812 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:34:47,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:34:47,830 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 04:34:47,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:47,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-12-06 04:34:47,846 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-12-06 04:34:47,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 04:34:47,846 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:47,846 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:34:47,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:34:47,848 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:34:47,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 04:34:48,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:48,298 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:34:48,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:48,463 INFO L256 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:34:48,466 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:34:48,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:34:48,752 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 04:34:50,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:50,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2024-12-06 04:34:50,433 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2024-12-06 04:34:50,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 04:34:50,436 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:50,436 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:34:50,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:34:50,438 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:34:50,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 04:34:50,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:50,880 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:34:51,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:51,025 INFO L256 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 04:34:51,026 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:34:51,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:34:51,171 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 04:34:51,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:51,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 21 states and 31 transitions. [2024-12-06 04:34:51,703 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 31 transitions. [2024-12-06 04:34:51,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 04:34:51,703 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:51,703 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:34:51,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:34:51,705 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:34:51,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 04:34:52,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:52,153 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:34:52,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:52,306 INFO L256 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 04:34:52,309 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:35:07,840 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:35:07,845 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 04:35:37,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:35:37,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 25 states and 39 transitions. [2024-12-06 04:35:37,459 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 39 transitions. [2024-12-06 04:35:37,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 04:35:37,459 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:35:37,460 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:35:37,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:35:37,462 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:35:37,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 04:35:38,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:35:38,370 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:35:38,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:35:38,759 INFO L256 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:35:38,761 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:35:39,697 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:35:39,706 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 04:36:24,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:36:24,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 29 states and 46 transitions. [2024-12-06 04:36:24,944 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 46 transitions. [2024-12-06 04:36:24,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 04:36:24,945 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:36:24,945 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:36:24,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:36:24,947 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:36:24,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 04:36:25,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:25,483 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:36:25,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:25,689 INFO L256 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:36:25,691 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:36:27,001 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 04:36:27,006 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 04:37:14,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:37:14,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 31 states and 53 transitions. [2024-12-06 04:37:14,703 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 53 transitions. [2024-12-06 04:37:14,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 04:37:14,704 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:37:14,705 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:37:14,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:37:14,706 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:37:14,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 04:37:15,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:15,680 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:37:15,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:16,042 INFO L256 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:37:16,044 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:37:20,050 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 04:37:20,060 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 04:37:59,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:37:59,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 39 states and 76 transitions. [2024-12-06 04:37:59,578 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 76 transitions. [2024-12-06 04:37:59,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:37:59,579 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:37:59,579 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:37:59,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:37:59,581 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:37:59,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 04:38:01,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:01,032 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:38:01,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:01,576 INFO L256 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 04:38:01,578 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:38:03,046 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 14 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 04:38:03,058 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-06 04:39:00,376 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 04:39:09,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:39:09,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 43 states and 85 transitions. [2024-12-06 04:39:09,566 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 85 transitions. [2024-12-06 04:39:09,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-06 04:39:09,567 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:39:09,567 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:39:09,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:39:09,569 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:39:09,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-06 04:39:10,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:39:10,513 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:39:10,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:39:10,903 INFO L256 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:39:10,904 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:39:15,239 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 04:39:15,249 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2024-12-06 04:41:07,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:07,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 53 states and 115 transitions. [2024-12-06 04:41:07,140 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 115 transitions. [2024-12-06 04:41:07,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 04:41:07,141 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:07,141 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:41:07,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:41:07,143 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:41:07,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-06 04:41:08,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:08,720 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:41:09,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:09,256 INFO L256 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:41:09,257 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:41:15,099 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 04:41:15,114 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-12-06 04:41:46,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:46,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 57 states and 123 transitions. [2024-12-06 04:41:46,143 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 123 transitions. [2024-12-06 04:41:46,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 04:41:46,144 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:46,144 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:41:46,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:41:46,146 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:41:46,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-06 04:41:48,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:48,028 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:41:48,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:48,801 INFO L256 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 04:41:48,803 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:41:51,040 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 7 proven. 26 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 04:41:51,058 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-06 04:43:15,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:15,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 61 states and 132 transitions. [2024-12-06 04:43:15,864 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 132 transitions. [2024-12-06 04:43:15,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 04:43:15,865 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:15,865 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:15,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:43:15,867 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:43:15,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-06 04:43:17,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:17,442 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:43:17,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:18,005 INFO L256 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-06 04:43:18,007 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:43:22,677 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 7 proven. 22 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-06 04:43:22,693 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Forceful destruction successful, exit code 0 [2024-12-06 04:45:18,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:45:18,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 67 states and 154 transitions. [2024-12-06 04:45:18,815 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 154 transitions. [2024-12-06 04:45:18,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:45:18,816 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:45:18,816 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:45:18,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:45:18,818 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:45:18,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-06 04:45:20,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:20,711 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:45:21,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:21,411 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:45:21,413 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:45:33,727 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 18 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 04:45:33,745 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Forceful destruction successful, exit code 0 [2024-12-06 04:47:07,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:47:07,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 75 states and 194 transitions. [2024-12-06 04:47:07,215 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 194 transitions. [2024-12-06 04:47:07,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-06 04:47:07,216 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:47:07,216 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:47:07,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:47:07,218 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:47:07,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-06 04:47:09,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:47:09,337 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:47:09,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:47:10,069 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-12-06 04:47:10,071 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:47:14,040 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 11 proven. 42 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-06 04:47:14,064 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2024-12-06 04:48:57,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:48:57,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 79 states and 205 transitions. [2024-12-06 04:48:57,953 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 205 transitions. [2024-12-06 04:48:57,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 04:48:57,954 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:48:57,954 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:48:57,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:48:57,956 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:48:57,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-06 04:48:59,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:48:59,624 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:49:00,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:49:00,285 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-06 04:49:00,286 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:49:06,962 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 9 proven. 37 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:49:06,980 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0594e52f-e232-4f7b-afd8-db14db812e39/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Forceful destruction successful, exit code 0