./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/list-simple/sll2n_update_all_reverse.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca0d323-597b-4a68-bb42-a014a27e67a2/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca0d323-597b-4a68-bb42-a014a27e67a2/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_1ca0d323-597b-4a68-bb42-a014a27e67a2/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca0d323-597b-4a68-bb42-a014a27e67a2/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/list-simple/sll2n_update_all_reverse.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca0d323-597b-4a68-bb42-a014a27e67a2/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca0d323-597b-4a68-bb42-a014a27e67a2/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 60a477b5dcc7be77af17ce3cc379f1876781ed95f896fb2ca2dbb7ba91ecb849 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:26:49,930 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:26:49,986 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca0d323-597b-4a68-bb42-a014a27e67a2/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-05 21:26:49,991 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:26:49,991 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:26:50,009 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:26:50,010 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:26:50,010 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:26:50,011 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:26:50,011 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:26:50,011 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:26:50,011 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:26:50,011 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:26:50,011 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:26:50,011 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:26:50,011 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:26:50,011 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:26:50,011 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:26:50,011 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:26:50,012 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 21:26:50,012 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 21:26:50,012 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:26:50,012 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:26:50,012 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:26:50,012 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:26:50,012 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:26:50,012 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:26:50,012 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:26:50,012 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:26:50,012 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:26:50,012 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:26:50,013 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:26:50,013 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:26:50,013 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:26:50,013 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:26:50,013 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_1ca0d323-597b-4a68-bb42-a014a27e67a2/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 ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 60a477b5dcc7be77af17ce3cc379f1876781ed95f896fb2ca2dbb7ba91ecb849 [2024-12-05 21:26:50,277 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:26:50,284 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:26:50,286 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:26:50,287 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:26:50,288 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:26:50,289 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca0d323-597b-4a68-bb42-a014a27e67a2/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/list-simple/sll2n_update_all_reverse.i [2024-12-05 21:26:52,920 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca0d323-597b-4a68-bb42-a014a27e67a2/bin/ukojak-verify-CZk0znPC7b/data/fe3ada7a0/89c81e951616454287f3b6ba5ee98f50/FLAG55452537f [2024-12-05 21:26:53,179 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:26:53,180 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca0d323-597b-4a68-bb42-a014a27e67a2/sv-benchmarks/c/list-simple/sll2n_update_all_reverse.i [2024-12-05 21:26:53,192 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca0d323-597b-4a68-bb42-a014a27e67a2/bin/ukojak-verify-CZk0znPC7b/data/fe3ada7a0/89c81e951616454287f3b6ba5ee98f50/FLAG55452537f [2024-12-05 21:26:53,504 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca0d323-597b-4a68-bb42-a014a27e67a2/bin/ukojak-verify-CZk0znPC7b/data/fe3ada7a0/89c81e951616454287f3b6ba5ee98f50 [2024-12-05 21:26:53,506 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:26:53,507 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:26:53,509 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:26:53,509 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:26:53,513 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:26:53,514 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:26:53" (1/1) ... [2024-12-05 21:26:53,515 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70107876 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:53, skipping insertion in model container [2024-12-05 21:26:53,515 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:26:53" (1/1) ... [2024-12-05 21:26:53,540 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:26:53,834 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:26:53,844 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:26:53,903 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:26:53,930 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:26:53,930 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:53 WrapperNode [2024-12-05 21:26:53,931 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:26:53,931 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:26:53,932 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:26:53,932 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:26:53,938 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:53" (1/1) ... [2024-12-05 21:26:53,950 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:53" (1/1) ... [2024-12-05 21:26:53,970 INFO L138 Inliner]: procedures = 126, calls = 23, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 136 [2024-12-05 21:26:53,971 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:26:53,971 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:26:53,971 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:26:53,971 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:26:53,979 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:53" (1/1) ... [2024-12-05 21:26:53,979 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:53" (1/1) ... [2024-12-05 21:26:53,982 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:53" (1/1) ... [2024-12-05 21:26:53,982 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:53" (1/1) ... [2024-12-05 21:26:53,988 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:53" (1/1) ... [2024-12-05 21:26:53,990 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:53" (1/1) ... [2024-12-05 21:26:53,993 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:53" (1/1) ... [2024-12-05 21:26:53,994 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:53" (1/1) ... [2024-12-05 21:26:53,995 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:53" (1/1) ... [2024-12-05 21:26:53,997 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:26:53,998 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:26:53,998 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:26:53,998 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:26:53,999 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:53" (1/1) ... [2024-12-05 21:26:54,005 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:26:54,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca0d323-597b-4a68-bb42-a014a27e67a2/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:26:54,027 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca0d323-597b-4a68-bb42-a014a27e67a2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:26:54,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca0d323-597b-4a68-bb42-a014a27e67a2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:26:54,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-05 21:26:54,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-05 21:26:54,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-05 21:26:54,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:26:54,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-05 21:26:54,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-05 21:26:54,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-05 21:26:54,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 21:26:54,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:26:54,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:26:54,148 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:26:54,150 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:26:54,370 INFO L? ?]: Removed 72 outVars from TransFormulas that were not future-live. [2024-12-05 21:26:54,370 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:26:54,425 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:26:54,425 INFO L312 CfgBuilder]: Removed 6 assume(true) statements. [2024-12-05 21:26:54,426 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:26:54 BoogieIcfgContainer [2024-12-05 21:26:54,426 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:26:54,426 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:26:54,426 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:26:54,435 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:26:54,435 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:26:54" (1/1) ... [2024-12-05 21:26:54,441 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:26:54,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:54,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 48 states and 55 transitions. [2024-12-05 21:26:54,482 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 55 transitions. [2024-12-05 21:26:54,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-05 21:26:54,483 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:54,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:26:54,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:54,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:26:54,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:54,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 49 states and 57 transitions. [2024-12-05 21:26:54,665 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 57 transitions. [2024-12-05 21:26:54,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 21:26:54,666 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:54,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:26:54,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:54,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:26:54,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:54,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 51 states and 60 transitions. [2024-12-05 21:26:54,821 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 60 transitions. [2024-12-05 21:26:54,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-05 21:26:54,821 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:54,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:26:54,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:54,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:26:54,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:54,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 52 states and 61 transitions. [2024-12-05 21:26:54,915 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 61 transitions. [2024-12-05 21:26:54,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 21:26:54,916 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:54,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:26:54,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:55,001 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:26:55,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:55,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 53 states and 62 transitions. [2024-12-05 21:26:55,054 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 62 transitions. [2024-12-05 21:26:55,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-05 21:26:55,055 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:55,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:26:55,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:55,132 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-05 21:26:55,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:55,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 52 states and 61 transitions. [2024-12-05 21:26:55,216 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 61 transitions. [2024-12-05 21:26:55,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-05 21:26:55,217 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:55,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:26:55,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:55,357 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:26:55,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:55,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 51 states and 58 transitions. [2024-12-05 21:26:55,580 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 58 transitions. [2024-12-05 21:26:55,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-05 21:26:55,580 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:55,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:26:55,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:55,652 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-05 21:26:56,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:56,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 50 states and 57 transitions. [2024-12-05 21:26:56,168 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 57 transitions. [2024-12-05 21:26:56,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-05 21:26:56,168 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:56,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:26:56,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:56,219 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-05 21:26:56,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:56,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 49 states and 56 transitions. [2024-12-05 21:26:56,232 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 56 transitions. [2024-12-05 21:26:56,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-05 21:26:56,233 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:56,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:26:56,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:56,330 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-05 21:26:56,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:56,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 51 states and 60 transitions. [2024-12-05 21:26:56,379 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 60 transitions. [2024-12-05 21:26:56,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-05 21:26:56,379 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:56,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:26:56,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:56,438 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-05 21:26:56,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:56,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 52 states and 61 transitions. [2024-12-05 21:26:56,450 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 61 transitions. [2024-12-05 21:26:56,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-05 21:26:56,450 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:56,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:26:56,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:56,534 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-05 21:26:56,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:56,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 55 states and 66 transitions. [2024-12-05 21:26:56,720 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 66 transitions. [2024-12-05 21:26:56,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-05 21:26:56,720 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:56,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:26:56,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:56,811 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-05 21:26:56,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:56,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 56 states and 68 transitions. [2024-12-05 21:26:56,961 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 68 transitions. [2024-12-05 21:26:56,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-05 21:26:56,962 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:56,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:26:56,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:57,049 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-05 21:26:57,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:57,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 55 states and 67 transitions. [2024-12-05 21:26:57,094 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 67 transitions. [2024-12-05 21:26:57,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-05 21:26:57,095 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:57,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:26:57,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:57,221 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-05 21:26:57,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:57,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 58 states and 73 transitions. [2024-12-05 21:26:57,384 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 73 transitions. [2024-12-05 21:26:57,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-05 21:26:57,384 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:57,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:26:57,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:57,534 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-05 21:26:57,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:57,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 61 states and 80 transitions. [2024-12-05 21:26:57,819 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 80 transitions. [2024-12-05 21:26:57,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-05 21:26:57,819 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:57,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:26:57,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:57,975 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-05 21:26:58,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:58,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 64 states and 86 transitions. [2024-12-05 21:26:58,321 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 86 transitions. [2024-12-05 21:26:58,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-05 21:26:58,322 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:58,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:26:58,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:58,543 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-05 21:26:59,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:59,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 67 states and 92 transitions. [2024-12-05 21:26:59,154 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 92 transitions. [2024-12-05 21:26:59,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-05 21:26:59,154 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:59,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:26:59,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:59,215 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-05 21:26:59,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:59,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 70 states and 99 transitions. [2024-12-05 21:26:59,704 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 99 transitions. [2024-12-05 21:26:59,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-05 21:26:59,704 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:59,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:26:59,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:59,759 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-05 21:27:00,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:00,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 72 states and 100 transitions. [2024-12-05 21:27:00,102 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 100 transitions. [2024-12-05 21:27:00,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-05 21:27:00,102 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:00,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:27:00,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:00,144 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-05 21:27:00,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:00,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 73 states and 101 transitions. [2024-12-05 21:27:00,157 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 101 transitions. [2024-12-05 21:27:00,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-05 21:27:00,157 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:00,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:27:00,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:00,233 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-12-05 21:27:00,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:00,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 74 states and 103 transitions. [2024-12-05 21:27:00,462 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 103 transitions. [2024-12-05 21:27:00,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-05 21:27:00,462 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:00,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:27:00,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:00,509 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-05 21:27:00,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:00,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 76 states and 107 transitions. [2024-12-05 21:27:00,527 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 107 transitions. [2024-12-05 21:27:00,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-05 21:27:00,527 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:00,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:27:00,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:00,571 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-05 21:27:01,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:01,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 45 states and 54 transitions. [2024-12-05 21:27:01,159 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 54 transitions. [2024-12-05 21:27:01,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-05 21:27:01,160 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:01,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:27:01,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:01,212 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-05 21:27:01,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:01,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 48 states and 59 transitions. [2024-12-05 21:27:01,246 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 59 transitions. [2024-12-05 21:27:01,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:27:01,246 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:01,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:27:01,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:01,360 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-05 21:27:01,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:01,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 47 states and 58 transitions. [2024-12-05 21:27:01,420 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 58 transitions. [2024-12-05 21:27:01,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-05 21:27:01,420 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:01,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:27:01,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:01,518 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-05 21:27:01,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:01,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 51 states and 64 transitions. [2024-12-05 21:27:01,605 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 64 transitions. [2024-12-05 21:27:01,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-05 21:27:01,605 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:01,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:27:01,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:01,725 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-05 21:27:02,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:02,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 54 states and 66 transitions. [2024-12-05 21:27:02,101 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 66 transitions. [2024-12-05 21:27:02,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-05 21:27:02,101 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:02,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:27:02,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:02,173 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-05 21:27:02,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:02,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 57 states and 68 transitions. [2024-12-05 21:27:02,525 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 68 transitions. [2024-12-05 21:27:02,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-05 21:27:02,525 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:02,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:27:02,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:02,743 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-12-05 21:27:03,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:03,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 60 states and 75 transitions. [2024-12-05 21:27:03,216 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 75 transitions. [2024-12-05 21:27:03,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-05 21:27:03,216 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:03,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:27:03,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:03,354 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-12-05 21:27:03,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:03,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 64 states and 80 transitions. [2024-12-05 21:27:03,718 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 80 transitions. [2024-12-05 21:27:03,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-05 21:27:03,718 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:03,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:27:03,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:03,942 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-12-05 21:27:04,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:04,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 67 states and 85 transitions. [2024-12-05 21:27:04,666 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 85 transitions. [2024-12-05 21:27:04,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-05 21:27:04,666 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:04,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:27:04,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:04,921 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-12-05 21:27:06,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:06,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 73 states and 91 transitions. [2024-12-05 21:27:06,092 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 91 transitions. [2024-12-05 21:27:06,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-05 21:27:06,092 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:06,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:27:06,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:06,165 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-12-05 21:27:07,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:07,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 47 states and 50 transitions. [2024-12-05 21:27:07,703 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 50 transitions. [2024-12-05 21:27:07,704 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-05 21:27:07,704 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 34 iterations. [2024-12-05 21:27:07,710 INFO L726 CodeCheckObserver]: All specifications hold 18 specifications checked. All of them hold [2024-12-05 21:27:08,681 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 618) no Hoare annotation was computed. [2024-12-05 21:27:08,681 INFO L77 FloydHoareUtils]: At program point L572(line 572) the Hoare annotation is: true [2024-12-05 21:27:08,681 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW(line 602) no Hoare annotation was computed. [2024-12-05 21:27:08,681 INFO L77 FloydHoareUtils]: At program point L622(line 622) the Hoare annotation is: (= |ULTIMATE.start_main_~len~0#1| 2) [2024-12-05 21:27:08,681 INFO L77 FloydHoareUtils]: At program point L622-2(lines 622 627) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i~0#1|) (= |ULTIMATE.start_main_~len~0#1| 2) (<= |ULTIMATE.start_main_~i~0#1| 1)) [2024-12-05 21:27:08,681 INFO L77 FloydHoareUtils]: At program point L622-4(line 622) the Hoare annotation is: (and (<= |ULTIMATE.start_main_#t~post15#1| 1) (= |ULTIMATE.start_main_~len~0#1| 2) (<= 0 |ULTIMATE.start_main_#t~post15#1|)) [2024-12-05 21:27:08,681 INFO L77 FloydHoareUtils]: At program point L622-5(line 622) the Hoare annotation is: (and (<= |ULTIMATE.start_main_#t~post15#1| 1) (= |ULTIMATE.start_main_~len~0#1| 2)) [2024-12-05 21:27:08,681 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 613 632) the Hoare annotation is: true [2024-12-05 21:27:08,682 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 609) no Hoare annotation was computed. [2024-12-05 21:27:08,682 INFO L77 FloydHoareUtils]: At program point L622-6(lines 622 627) the Hoare annotation is: (and (= |ULTIMATE.start_main_~len~0#1| 2) (<= |ULTIMATE.start_main_~i~0#1| 1)) [2024-12-05 21:27:08,682 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 585) no Hoare annotation was computed. [2024-12-05 21:27:08,682 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW(line 622) no Hoare annotation was computed. [2024-12-05 21:27:08,682 INFO L77 FloydHoareUtils]: At program point L623(line 623) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i~0#1|) (= |ULTIMATE.start_main_~len~0#1| 2) (<= |ULTIMATE.start_main_~i~0#1| 1)) [2024-12-05 21:27:08,682 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW(line 618) no Hoare annotation was computed. [2024-12-05 21:27:08,682 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 585) no Hoare annotation was computed. [2024-12-05 21:27:08,682 INFO L77 FloydHoareUtils]: At program point L607-3(lines 607 610) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~len~0#1| 2))) (or (and (< |ULTIMATE.start_main_~i~0#1| 1) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse0 (= |ULTIMATE.start_sll_update_at_~index#1| |ULTIMATE.start_main_~i~0#1|)) (and (<= 1 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_sll_update_at_~index#1| 1) .cse0 (<= |ULTIMATE.start_main_~i~0#1| 1)))) [2024-12-05 21:27:08,682 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW(line 622) no Hoare annotation was computed. [2024-12-05 21:27:08,683 INFO L77 FloydHoareUtils]: At program point L624(lines 624 626) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i~0#1|) (= |ULTIMATE.start_main_~len~0#1| 2) (<= |ULTIMATE.start_main_~i~0#1| 1)) [2024-12-05 21:27:08,683 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW(line 618) no Hoare annotation was computed. [2024-12-05 21:27:08,683 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-05 21:27:08,683 INFO L77 FloydHoareUtils]: At program point L600-3(lines 600 603) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~len~0#1| 2))) (or (and (< |ULTIMATE.start_sll_get_data_at_~index#1| 1) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse0 (<= |ULTIMATE.start_main_~i~0#1| 1)) (and (<= 1 |ULTIMATE.start_sll_get_data_at_~index#1|) (<= |ULTIMATE.start_sll_get_data_at_~index#1| 1) (= |ULTIMATE.start_sll_get_data_at_~index#1| |ULTIMATE.start_main_~i~0#1|) .cse0))) [2024-12-05 21:27:08,683 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW(line 622) no Hoare annotation was computed. [2024-12-05 21:27:08,683 INFO L77 FloydHoareUtils]: At program point L609(line 609) the Hoare annotation is: (and (<= 1 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_sll_update_at_#t~post11#1| 1) (<= 1 |ULTIMATE.start_sll_update_at_#t~post11#1|) (= |ULTIMATE.start_main_~len~0#1| 2) (<= |ULTIMATE.start_main_~i~0#1| 1)) [2024-12-05 21:27:08,683 INFO L77 FloydHoareUtils]: At program point L576(lines 576 578) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~len~0#1| 2))) (or (and (= 2 |ULTIMATE.start_sll_create_~len#1|) .cse0) (and (<= 1 |ULTIMATE.start_sll_create_~len#1|) (<= |ULTIMATE.start_sll_create_~len#1| 1) .cse0))) [2024-12-05 21:27:08,683 INFO L77 FloydHoareUtils]: At program point L609-1(line 609) the Hoare annotation is: (and (<= 1 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_sll_update_at_#t~post11#1| 1) (= |ULTIMATE.start_main_~len~0#1| 2) (<= |ULTIMATE.start_main_~i~0#1| 1)) [2024-12-05 21:27:08,683 INFO L77 FloydHoareUtils]: At program point L593-3(lines 593 597) the Hoare annotation is: true [2024-12-05 21:27:08,683 INFO L77 FloydHoareUtils]: At program point L618(line 618) the Hoare annotation is: (= |ULTIMATE.start_main_~len~0#1| 2) [2024-12-05 21:27:08,684 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW(line 622) no Hoare annotation was computed. [2024-12-05 21:27:08,684 INFO L77 FloydHoareUtils]: At program point L618-1(line 618) the Hoare annotation is: (= |ULTIMATE.start_main_~len~0#1| 2) [2024-12-05 21:27:08,684 INFO L77 FloydHoareUtils]: At program point L618-3(lines 618 621) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i~0#1|) (= |ULTIMATE.start_main_~len~0#1| 2) (<= |ULTIMATE.start_main_~i~0#1| 1)) [2024-12-05 21:27:08,684 INFO L77 FloydHoareUtils]: At program point L585-3(line 585) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~len~0#1| 2))) (or (and (<= 1 |ULTIMATE.start_sll_create_#t~post5#1|) (<= |ULTIMATE.start_sll_create_#t~post5#1| 1) .cse0) (and (= 2 |ULTIMATE.start_sll_create_#t~post5#1|) .cse0))) [2024-12-05 21:27:08,684 INFO L77 FloydHoareUtils]: At program point L585-4(line 585) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~len~0#1| 2))) (or (and (<= |ULTIMATE.start_sll_create_#t~post5#1| 1) .cse0) (and (= 2 |ULTIMATE.start_sll_create_#t~post5#1|) .cse0))) [2024-12-05 21:27:08,684 INFO L77 FloydHoareUtils]: At program point L618-5(line 618) the Hoare annotation is: (and (<= |ULTIMATE.start_main_#t~post13#1| 1) (<= 0 |ULTIMATE.start_main_#t~post13#1|) (= |ULTIMATE.start_main_~len~0#1| 2)) [2024-12-05 21:27:08,684 INFO L77 FloydHoareUtils]: At program point L585-5(lines 585 589) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~len~0#1| 2))) (or (and (= 2 |ULTIMATE.start_sll_create_~len#1|) .cse0) (and (<= |ULTIMATE.start_sll_create_~len#1| 1) .cse0))) [2024-12-05 21:27:08,684 INFO L77 FloydHoareUtils]: At program point L618-6(line 618) the Hoare annotation is: (and (<= |ULTIMATE.start_main_#t~post13#1| 1) (= |ULTIMATE.start_main_~len~0#1| 2)) [2024-12-05 21:27:08,684 INFO L77 FloydHoareUtils]: At program point L618-7(lines 618 621) the Hoare annotation is: (and (= |ULTIMATE.start_main_~len~0#1| 2) (<= |ULTIMATE.start_main_~i~0#1| 1)) [2024-12-05 21:27:08,684 INFO L77 FloydHoareUtils]: At program point L618-8(lines 618 621) the Hoare annotation is: (= |ULTIMATE.start_main_~len~0#1| 2) [2024-12-05 21:27:08,685 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 619) no Hoare annotation was computed. [2024-12-05 21:27:08,685 INFO L77 FloydHoareUtils]: At program point L602(line 602) the Hoare annotation is: (and (<= 1 |ULTIMATE.start_main_~i~0#1|) (<= 1 |ULTIMATE.start_sll_get_data_at_#t~post8#1|) (= |ULTIMATE.start_main_~len~0#1| 2) (<= |ULTIMATE.start_main_~i~0#1| 1) (<= |ULTIMATE.start_sll_get_data_at_#t~post8#1| 1)) [2024-12-05 21:27:08,685 INFO L77 FloydHoareUtils]: At program point L602-1(line 602) the Hoare annotation is: (and (<= 1 |ULTIMATE.start_main_~i~0#1|) (= |ULTIMATE.start_main_~len~0#1| 2) (<= |ULTIMATE.start_main_~i~0#1| 1) (<= |ULTIMATE.start_sll_get_data_at_#t~post8#1| 1)) [2024-12-05 21:27:08,685 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW(line 623) no Hoare annotation was computed. [2024-12-05 21:27:08,685 INFO L77 FloydHoareUtils]: At program point L619(line 619) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i~0#1|) (= |ULTIMATE.start_main_~len~0#1| 2) (<= |ULTIMATE.start_main_~i~0#1| 1)) [2024-12-05 21:27:08,685 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-05 21:27:08,685 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 619) no Hoare annotation was computed. [2024-12-05 21:27:08,685 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW(line 623) no Hoare annotation was computed. [2024-12-05 21:27:08,685 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 618) no Hoare annotation was computed. [2024-12-05 21:27:08,685 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW(line 602) no Hoare annotation was computed. [2024-12-05 21:27:08,685 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 609) no Hoare annotation was computed. [2024-12-05 21:27:08,692 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-12-05 21:27:08,692 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~len~0 [2024-12-05 21:27:08,693 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-12-05 21:27:08,693 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-12-05 21:27:08,693 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~len~0 [2024-12-05 21:27:08,695 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~len [2024-12-05 21:27:08,695 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~len~0 [2024-12-05 21:27:08,695 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~len [2024-12-05 21:27:08,695 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~len [2024-12-05 21:27:08,695 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~len~0 [2024-12-05 21:27:08,695 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-12-05 21:27:08,695 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-12-05 21:27:08,695 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~len~0 [2024-12-05 21:27:08,695 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-12-05 21:27:08,696 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-12-05 21:27:08,696 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~len~0 [2024-12-05 21:27:08,696 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-12-05 21:27:08,697 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 09:27:08 ImpRootNode [2024-12-05 21:27:08,697 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 21:27:08,698 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 21:27:08,698 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 21:27:08,698 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 21:27:08,698 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:26:54" (3/4) ... [2024-12-05 21:27:08,700 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-05 21:27:08,706 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2024-12-05 21:27:08,706 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-12-05 21:27:08,707 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-05 21:27:08,707 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-05 21:27:08,793 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca0d323-597b-4a68-bb42-a014a27e67a2/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-05 21:27:08,794 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca0d323-597b-4a68-bb42-a014a27e67a2/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-05 21:27:08,794 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 21:27:08,795 INFO L158 Benchmark]: Toolchain (without parser) took 15287.44ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 91.8MB in the beginning and 61.3MB in the end (delta: 30.5MB). Peak memory consumption was 91.0MB. Max. memory is 16.1GB. [2024-12-05 21:27:08,795 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 117.4MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:27:08,795 INFO L158 Benchmark]: CACSL2BoogieTranslator took 422.10ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 74.2MB in the end (delta: 17.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:27:08,796 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.26ms. Allocated memory is still 117.4MB. Free memory was 74.0MB in the beginning and 72.2MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:27:08,796 INFO L158 Benchmark]: Boogie Preprocessor took 26.43ms. Allocated memory is still 117.4MB. Free memory was 72.2MB in the beginning and 70.8MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:27:08,796 INFO L158 Benchmark]: RCFGBuilder took 427.60ms. Allocated memory is still 117.4MB. Free memory was 70.8MB in the beginning and 49.6MB in the end (delta: 21.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 21:27:08,797 INFO L158 Benchmark]: CodeCheck took 14271.02ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 49.6MB in the beginning and 66.3MB in the end (delta: -16.6MB). Peak memory consumption was 49.0MB. Max. memory is 16.1GB. [2024-12-05 21:27:08,797 INFO L158 Benchmark]: Witness Printer took 96.22ms. Allocated memory is still 176.2MB. Free memory was 66.3MB in the beginning and 61.3MB in the end (delta: 5.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:27:08,799 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 48 locations, 18 error locations. Started 1 CEGAR loops. OverallTime: 13.3s, OverallIterations: 34, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2279 SdHoareTripleChecker+Valid, 11.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1532 mSDsluCounter, 641 SdHoareTripleChecker+Invalid, 10.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 130 mSDsCounter, 2083 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7407 IncrementalHoareTripleChecker+Invalid, 9490 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2083 mSolverCounterUnsat, 511 mSDtfsCounter, 7407 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4803 GetRequests, 4514 SyntacticMatches, 47 SemanticMatches, 242 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25616 ImplicationChecksByTransitivity, 9.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.8s InterpolantComputationTime, 666 NumberOfCodeBlocks, 666 NumberOfCodeBlocksAsserted, 33 NumberOfCheckSat, 633 ConstructedInterpolants, 0 QuantifiedInterpolants, 1688 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 33 InterpolantComputations, 26 PerfectInterpolantSequences, 234/245 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - PositiveResult [Line: 585]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 585]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 618]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 618]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 619]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 619]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 609]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 609]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 618]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 618]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 622]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 622]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 623]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 623]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 602]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 602]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 622]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 622]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 18 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: ((index < 1) || ((1 <= index) && (index <= 1))) - InvariantResult [Line: 585]: Loop Invariant Derived loop invariant: (((2 == len) && (len == 2)) || ((len <= 1) && (len == 2))) - InvariantResult [Line: 618]: Loop Invariant Derived loop invariant: ((len == 2) && (i <= 1)) - InvariantResult [Line: 624]: Location Invariant Derived location invariant: (((0 <= i) && (len == 2)) && (i <= 1)) - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: ((len == 2) && (i <= 1)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 117.4MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 422.10ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 74.2MB in the end (delta: 17.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.26ms. Allocated memory is still 117.4MB. Free memory was 74.0MB in the beginning and 72.2MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.43ms. Allocated memory is still 117.4MB. Free memory was 72.2MB in the beginning and 70.8MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 427.60ms. Allocated memory is still 117.4MB. Free memory was 70.8MB in the beginning and 49.6MB in the end (delta: 21.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 14271.02ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 49.6MB in the beginning and 66.3MB in the end (delta: -16.6MB). Peak memory consumption was 49.0MB. Max. memory is 16.1GB. * Witness Printer took 96.22ms. Allocated memory is still 176.2MB. Free memory was 66.3MB in the beginning and 61.3MB in the end (delta: 5.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~len~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~len~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~len - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~len~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~len - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~len - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~len~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~len~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~len~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~i~0 RESULT: Ultimate proved your program to be correct! [2024-12-05 21:27:08,816 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca0d323-597b-4a68-bb42-a014a27e67a2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE