./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/list-simple/dll2n_update_all.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_a2c80c21-e5d1-409a-a5bc-471ed49fe3a3/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2c80c21-e5d1-409a-a5bc-471ed49fe3a3/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2c80c21-e5d1-409a-a5bc-471ed49fe3a3/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2c80c21-e5d1-409a-a5bc-471ed49fe3a3/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/list-simple/dll2n_update_all.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2c80c21-e5d1-409a-a5bc-471ed49fe3a3/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2c80c21-e5d1-409a-a5bc-471ed49fe3a3/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c46cc56772f2c3f0b073640343b328fb3b128ed13803ffe5a04f6290fe624494 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:56:30,526 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:56:30,620 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2c80c21-e5d1-409a-a5bc-471ed49fe3a3/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-25 04:56:30,626 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:56:30,627 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:56:30,661 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:56:30,661 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:56:30,662 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:56:30,662 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:56:30,662 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:56:30,662 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:56:30,662 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:56:30,663 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:56:30,663 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:56:30,663 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:56:30,663 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:56:30,663 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:56:30,663 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:56:30,663 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:56:30,663 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 04:56:30,663 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 04:56:30,664 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:56:30,664 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:56:30,664 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:56:30,666 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:56:30,666 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:56:30,666 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:56:30,666 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:56:30,666 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:56:30,667 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:56:30,667 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:56:30,667 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:56:30,667 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:56:30,667 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:56:30,667 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:56:30,668 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_a2c80c21-e5d1-409a-a5bc-471ed49fe3a3/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c46cc56772f2c3f0b073640343b328fb3b128ed13803ffe5a04f6290fe624494 [2024-11-25 04:56:30,960 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:56:30,968 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:56:30,970 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:56:30,972 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:56:30,972 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:56:30,973 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2c80c21-e5d1-409a-a5bc-471ed49fe3a3/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/list-simple/dll2n_update_all.i [2024-11-25 04:56:33,898 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2c80c21-e5d1-409a-a5bc-471ed49fe3a3/bin/ukojak-verify-ENZ3QT5qd3/data/d6b5bf889/6d2b8a30358243c7a78f25a3a12ec27b/FLAGf9591137d [2024-11-25 04:56:34,250 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:56:34,250 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2c80c21-e5d1-409a-a5bc-471ed49fe3a3/sv-benchmarks/c/list-simple/dll2n_update_all.i [2024-11-25 04:56:34,269 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2c80c21-e5d1-409a-a5bc-471ed49fe3a3/bin/ukojak-verify-ENZ3QT5qd3/data/d6b5bf889/6d2b8a30358243c7a78f25a3a12ec27b/FLAGf9591137d [2024-11-25 04:56:34,282 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2c80c21-e5d1-409a-a5bc-471ed49fe3a3/bin/ukojak-verify-ENZ3QT5qd3/data/d6b5bf889/6d2b8a30358243c7a78f25a3a12ec27b [2024-11-25 04:56:34,285 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:56:34,286 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:56:34,287 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:56:34,287 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:56:34,292 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:56:34,293 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:56:34" (1/1) ... [2024-11-25 04:56:34,294 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d2f06a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:56:34, skipping insertion in model container [2024-11-25 04:56:34,294 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:56:34" (1/1) ... [2024-11-25 04:56:34,322 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:56:34,647 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:56:34,655 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:56:34,704 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:56:34,730 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:56:34,731 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:56:34 WrapperNode [2024-11-25 04:56:34,731 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:56:34,732 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:56:34,732 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:56:34,732 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:56:34,742 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:56:34" (1/1) ... [2024-11-25 04:56:34,754 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:56:34" (1/1) ... [2024-11-25 04:56:34,773 INFO L138 Inliner]: procedures = 126, calls = 28, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 125 [2024-11-25 04:56:34,773 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:56:34,774 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:56:34,774 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:56:34,775 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:56:34,782 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:56:34" (1/1) ... [2024-11-25 04:56:34,782 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:56:34" (1/1) ... [2024-11-25 04:56:34,785 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:56:34" (1/1) ... [2024-11-25 04:56:34,785 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:56:34" (1/1) ... [2024-11-25 04:56:34,792 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:56:34" (1/1) ... [2024-11-25 04:56:34,793 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:56:34" (1/1) ... [2024-11-25 04:56:34,796 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:56:34" (1/1) ... [2024-11-25 04:56:34,798 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:56:34" (1/1) ... [2024-11-25 04:56:34,799 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:56:34" (1/1) ... [2024-11-25 04:56:34,801 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:56:34,802 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:56:34,802 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:56:34,802 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:56:34,803 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:56:34" (1/1) ... [2024-11-25 04:56:34,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:56:34,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2c80c21-e5d1-409a-a5bc-471ed49fe3a3/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:56:34,844 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2c80c21-e5d1-409a-a5bc-471ed49fe3a3/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:56:34,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2c80c21-e5d1-409a-a5bc-471ed49fe3a3/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:56:34,878 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2024-11-25 04:56:34,879 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2024-11-25 04:56:34,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-25 04:56:34,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-25 04:56:34,879 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-25 04:56:34,879 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:56:34,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-25 04:56:34,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-25 04:56:34,879 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 04:56:34,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 04:56:34,879 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:56:34,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:56:35,017 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:56:35,020 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:56:35,051 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2024-11-25 04:56:35,349 INFO L? ?]: Removed 66 outVars from TransFormulas that were not future-live. [2024-11-25 04:56:35,349 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:56:35,477 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:56:35,478 INFO L312 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-25 04:56:35,478 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:56:35 BoogieIcfgContainer [2024-11-25 04:56:35,478 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:56:35,479 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:56:35,480 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:56:35,490 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:56:35,490 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:56:35" (1/1) ... [2024-11-25 04:56:35,500 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:56:35,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:56:35,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 43 states and 50 transitions. [2024-11-25 04:56:35,610 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 50 transitions. [2024-11-25 04:56:35,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 04:56:35,617 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:56:35,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:56:35,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:56:35,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:56:35,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:56:35,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 44 states and 52 transitions. [2024-11-25 04:56:35,846 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 52 transitions. [2024-11-25 04:56:35,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-25 04:56:35,846 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:56:35,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:56:35,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:56:36,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:56:36,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:56:36,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 47 states and 56 transitions. [2024-11-25 04:56:36,168 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 56 transitions. [2024-11-25 04:56:36,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-25 04:56:36,169 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:56:36,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:56:36,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:56:36,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:56:36,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:56:36,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 48 states and 57 transitions. [2024-11-25 04:56:36,339 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 57 transitions. [2024-11-25 04:56:36,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-25 04:56:36,341 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:56:36,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:56:36,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:56:36,452 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:56:36,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:56:36,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 49 states and 58 transitions. [2024-11-25 04:56:36,533 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 58 transitions. [2024-11-25 04:56:36,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 04:56:36,534 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:56:36,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:56:36,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:56:36,674 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-25 04:56:36,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:56:36,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 48 states and 57 transitions. [2024-11-25 04:56:36,818 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 57 transitions. [2024-11-25 04:56:36,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-25 04:56:36,820 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:56:36,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:56:36,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:56:37,057 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:56:37,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:56:37,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 47 states and 54 transitions. [2024-11-25 04:56:37,383 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 54 transitions. [2024-11-25 04:56:37,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-25 04:56:37,383 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:56:37,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:56:37,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:56:37,564 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-25 04:56:38,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:56:38,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 49 states and 57 transitions. [2024-11-25 04:56:38,407 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 57 transitions. [2024-11-25 04:56:38,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-25 04:56:38,408 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:56:38,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:56:38,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:56:38,546 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-25 04:56:38,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:56:38,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 50 states and 58 transitions. [2024-11-25 04:56:38,571 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 58 transitions. [2024-11-25 04:56:38,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 04:56:38,572 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:56:38,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:56:38,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:56:38,769 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-25 04:56:38,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:56:38,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 51 states and 61 transitions. [2024-11-25 04:56:38,858 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 61 transitions. [2024-11-25 04:56:38,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 04:56:38,859 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:56:38,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:56:38,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:56:39,028 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-25 04:56:39,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:56:39,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 53 states and 65 transitions. [2024-11-25 04:56:39,236 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 65 transitions. [2024-11-25 04:56:39,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-25 04:56:39,236 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:56:39,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:56:39,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:56:39,349 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-25 04:56:39,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:56:39,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 54 states and 66 transitions. [2024-11-25 04:56:39,369 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 66 transitions. [2024-11-25 04:56:39,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-25 04:56:39,369 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:56:39,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:56:39,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:56:39,590 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-25 04:56:40,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:56:40,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 59 states and 75 transitions. [2024-11-25 04:56:40,102 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 75 transitions. [2024-11-25 04:56:40,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 04:56:40,102 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:56:40,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:56:40,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:56:40,304 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-25 04:56:40,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:56:40,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 61 states and 77 transitions. [2024-11-25 04:56:40,677 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 77 transitions. [2024-11-25 04:56:40,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-25 04:56:40,678 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:56:40,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:56:40,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:56:40,821 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-25 04:56:40,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:56:40,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 60 states and 76 transitions. [2024-11-25 04:56:40,892 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 76 transitions. [2024-11-25 04:56:40,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-25 04:56:40,894 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:56:40,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:56:40,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:56:41,156 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-25 04:56:41,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:56:41,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 63 states and 83 transitions. [2024-11-25 04:56:41,673 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 83 transitions. [2024-11-25 04:56:41,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-25 04:56:41,674 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:56:41,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:56:41,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:56:41,965 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-25 04:56:42,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:56:42,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 66 states and 90 transitions. [2024-11-25 04:56:42,499 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 90 transitions. [2024-11-25 04:56:42,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-25 04:56:42,500 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:56:42,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:56:42,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:56:42,750 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-25 04:56:43,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:56:43,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 68 states and 93 transitions. [2024-11-25 04:56:43,078 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 93 transitions. [2024-11-25 04:56:43,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-25 04:56:43,078 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:56:43,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:56:43,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:56:43,226 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-25 04:56:43,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:56:43,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 71 states and 95 transitions. [2024-11-25 04:56:43,884 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 95 transitions. [2024-11-25 04:56:43,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-25 04:56:43,884 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:56:43,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:56:43,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:56:44,237 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-25 04:56:45,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:56:45,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 76 states and 103 transitions. [2024-11-25 04:56:45,240 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 103 transitions. [2024-11-25 04:56:45,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-25 04:56:45,241 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:56:45,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:56:45,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:56:45,368 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-25 04:56:45,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:56:45,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 77 states and 103 transitions. [2024-11-25 04:56:45,615 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 103 transitions. [2024-11-25 04:56:45,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-25 04:56:45,615 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:56:45,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:56:45,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:56:45,891 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-25 04:56:47,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:56:47,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 83 states and 111 transitions. [2024-11-25 04:56:47,477 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 111 transitions. [2024-11-25 04:56:47,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-25 04:56:47,478 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:56:47,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:56:47,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:56:47,720 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-25 04:56:48,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:56:48,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 50 states and 56 transitions. [2024-11-25 04:56:48,104 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 56 transitions. [2024-11-25 04:56:48,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-25 04:56:48,104 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:56:48,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:56:48,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:56:48,196 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-25 04:56:48,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:56:48,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 52 states and 59 transitions. [2024-11-25 04:56:48,228 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 59 transitions. [2024-11-25 04:56:48,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-25 04:56:48,229 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:56:48,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:56:48,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:56:48,309 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-25 04:56:48,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:56:48,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 53 states and 60 transitions. [2024-11-25 04:56:48,335 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 60 transitions. [2024-11-25 04:56:48,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-25 04:56:48,335 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:56:48,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:56:48,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:56:48,512 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-25 04:56:48,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:56:48,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 54 states and 63 transitions. [2024-11-25 04:56:48,621 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 63 transitions. [2024-11-25 04:56:48,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-25 04:56:48,621 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:56:48,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:56:48,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:56:48,812 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-25 04:56:49,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:56:49,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 57 states and 67 transitions. [2024-11-25 04:56:49,214 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 67 transitions. [2024-11-25 04:56:49,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-25 04:56:49,214 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:56:49,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:56:49,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:56:49,286 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-25 04:56:49,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:56:49,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 58 states and 68 transitions. [2024-11-25 04:56:49,305 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 68 transitions. [2024-11-25 04:56:49,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-25 04:56:49,306 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:56:49,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:56:49,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:56:49,510 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-25 04:56:50,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:56:50,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 64 states and 78 transitions. [2024-11-25 04:56:50,185 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 78 transitions. [2024-11-25 04:56:50,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-25 04:56:50,186 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:56:50,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:56:50,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:56:50,294 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-25 04:56:50,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:56:50,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 66 states and 80 transitions. [2024-11-25 04:56:50,333 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 80 transitions. [2024-11-25 04:56:50,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-25 04:56:50,334 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:56:50,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:56:50,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:56:50,490 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-25 04:56:50,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:56:50,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 65 states and 79 transitions. [2024-11-25 04:56:50,600 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 79 transitions. [2024-11-25 04:56:50,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-25 04:56:50,601 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:56:50,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:56:50,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:56:50,947 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-25 04:56:51,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:56:51,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 68 states and 84 transitions. [2024-11-25 04:56:51,497 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 84 transitions. [2024-11-25 04:56:51,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-25 04:56:51,497 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:56:51,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:56:51,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:56:51,719 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-25 04:56:52,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:56:52,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 70 states and 88 transitions. [2024-11-25 04:56:52,223 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 88 transitions. [2024-11-25 04:56:52,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-25 04:56:52,226 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:56:52,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:56:52,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:56:52,518 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-25 04:56:53,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:56:53,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 75 states and 96 transitions. [2024-11-25 04:56:53,865 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 96 transitions. [2024-11-25 04:56:53,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-25 04:56:53,865 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:56:53,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:56:53,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:56:53,954 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-25 04:56:54,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:56:54,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 76 states and 97 transitions. [2024-11-25 04:56:54,383 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 97 transitions. [2024-11-25 04:56:54,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-25 04:56:54,384 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:56:54,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:56:54,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:56:54,750 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-25 04:56:56,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:56:56,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 82 states and 106 transitions. [2024-11-25 04:56:56,549 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 106 transitions. [2024-11-25 04:56:56,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-25 04:56:56,549 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:56:56,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:56:56,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:56:56,640 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-25 04:56:57,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:56:57,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 83 states and 106 transitions. [2024-11-25 04:56:57,107 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 106 transitions. [2024-11-25 04:56:57,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-25 04:56:57,108 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:56:57,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:56:57,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:56:57,532 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-25 04:57:00,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:57:00,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 90 states and 115 transitions. [2024-11-25 04:57:00,599 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 115 transitions. [2024-11-25 04:57:00,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-25 04:57:00,599 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:57:00,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:57:00,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:57:00,866 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-25 04:57:01,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:57:01,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 54 states and 58 transitions. [2024-11-25 04:57:01,401 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 58 transitions. [2024-11-25 04:57:01,401 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-25 04:57:01,402 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 39 iterations. [2024-11-25 04:57:01,410 INFO L726 CodeCheckObserver]: All specifications hold 14 specifications checked. All of them hold [2024-11-25 04:57:03,284 INFO L77 FloydHoareUtils]: At program point L573(line 573) the Hoare annotation is: true [2024-11-25 04:57:03,285 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 572 574) the Hoare annotation is: true [2024-11-25 04:57:03,285 INFO L75 FloydHoareUtils]: For program point myexitEXIT(lines 572 574) no Hoare annotation was computed. [2024-11-25 04:57:03,285 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 630) no Hoare annotation was computed. [2024-11-25 04:57:03,285 INFO L77 FloydHoareUtils]: At program point L630(line 630) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~len~0#1| 2))) (or (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse0) (and (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse0 (<= |ULTIMATE.start_main_~i~0#1| 1)))) [2024-11-25 04:57:03,285 INFO L77 FloydHoareUtils]: At program point L589(lines 589 591) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~len~0#1| 2))) (or (and (<= 1 |ULTIMATE.start_dll_create_~len#1|) .cse0 (<= |ULTIMATE.start_dll_create_~len#1| 1)) (and (= 2 |ULTIMATE.start_dll_create_~len#1|) .cse0))) [2024-11-25 04:57:03,286 INFO L77 FloydHoareUtils]: At program point L589-1(lines 589 591) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~len~0#1| 2))) (or (and (<= 1 |ULTIMATE.start_dll_create_~len#1|) .cse0 (<= |ULTIMATE.start_dll_create_~len#1| 1)) (and (= 2 |ULTIMATE.start_dll_create_~len#1|) .cse0))) [2024-11-25 04:57:03,286 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 624 643) the Hoare annotation is: true [2024-11-25 04:57:03,286 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 629) no Hoare annotation was computed. [2024-11-25 04:57:03,286 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 599) no Hoare annotation was computed. [2024-11-25 04:57:03,286 INFO L77 FloydHoareUtils]: At program point L590(line 590) the Hoare annotation is: true [2024-11-25 04:57:03,286 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW(line 634) no Hoare annotation was computed. [2024-11-25 04:57:03,286 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 599) no Hoare annotation was computed. [2024-11-25 04:57:03,286 INFO L77 FloydHoareUtils]: At program point L599(line 599) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~len~0#1| 2))) (or (and (<= 1 |ULTIMATE.start_dll_create_#t~post5#1|) (<= |ULTIMATE.start_dll_create_#t~post5#1| 1) .cse0) (and .cse0 (= 2 |ULTIMATE.start_dll_create_#t~post5#1|)))) [2024-11-25 04:57:03,286 INFO L77 FloydHoareUtils]: At program point L599-1(line 599) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~len~0#1| 2))) (or (and (<= |ULTIMATE.start_dll_create_#t~post5#1| 1) .cse0) (and .cse0 (= 2 |ULTIMATE.start_dll_create_#t~post5#1|)))) [2024-11-25 04:57:03,286 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW(line 634) no Hoare annotation was computed. [2024-11-25 04:57:03,286 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-25 04:57:03,287 INFO L77 FloydHoareUtils]: At program point L633-1(lines 633 638) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~len~0#1| 2))) (or (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse0) (and (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse0 (<= |ULTIMATE.start_main_~i~0#1| 1)))) [2024-11-25 04:57:03,287 INFO L77 FloydHoareUtils]: At program point L633-3(line 633) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~len~0#1| 2))) (or (and (<= 1 |ULTIMATE.start_main_#t~post15#1|) (<= |ULTIMATE.start_main_#t~post15#1| 1) .cse0) (and (= 0 |ULTIMATE.start_main_#t~post15#1|) .cse0))) [2024-11-25 04:57:03,287 INFO L77 FloydHoareUtils]: At program point L633-4(line 633) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~len~0#1| 2))) (or (and (<= 1 |ULTIMATE.start_main_#t~post15#1|) (<= |ULTIMATE.start_main_#t~post15#1| 1) .cse0) (and (= 0 |ULTIMATE.start_main_#t~post15#1|) .cse0))) [2024-11-25 04:57:03,287 INFO L77 FloydHoareUtils]: At program point L633-5(lines 633 638) the Hoare annotation is: (not (let ((.cse0 (= |ULTIMATE.start_main_~len~0#1| 2))) (and (not (and (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse0)) (not (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse0))))) [2024-11-25 04:57:03,288 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW(line 613) no Hoare annotation was computed. [2024-11-25 04:57:03,288 INFO L77 FloydHoareUtils]: At program point L634(line 634) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~len~0#1| 2))) (or (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse0) (and (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse0 (<= |ULTIMATE.start_main_~i~0#1| 1)))) [2024-11-25 04:57:03,288 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW(line 613) no Hoare annotation was computed. [2024-11-25 04:57:03,288 INFO L77 FloydHoareUtils]: At program point L618-3(lines 618 621) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~len~0#1| 2))) (or (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse0 (= |ULTIMATE.start_dll_update_at_~index#1| 0)) (and (<= 1 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_dll_update_at_~index#1| 1) .cse0 (<= |ULTIMATE.start_main_~i~0#1| 1)))) [2024-11-25 04:57:03,288 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 620) no Hoare annotation was computed. [2024-11-25 04:57:03,289 INFO L77 FloydHoareUtils]: At program point L635(lines 635 637) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~len~0#1| 2))) (or (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse0) (and (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse0 (<= |ULTIMATE.start_main_~i~0#1| 1)))) [2024-11-25 04:57:03,289 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW(line 633) no Hoare annotation was computed. [2024-11-25 04:57:03,289 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-25 04:57:03,289 INFO L77 FloydHoareUtils]: At program point L611-3(lines 611 614) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~len~0#1| 2))) (or (and (<= 1 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_dll_get_data_at_~index#1| 1) .cse0 (<= |ULTIMATE.start_main_~i~0#1| 1)) (and (= |ULTIMATE.start_main_~i~0#1| 0) (= |ULTIMATE.start_dll_get_data_at_~index#1| 0) .cse0))) [2024-11-25 04:57:03,289 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 620) no Hoare annotation was computed. [2024-11-25 04:57:03,289 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW(line 633) no Hoare annotation was computed. [2024-11-25 04:57:03,290 INFO L77 FloydHoareUtils]: At program point L620(line 620) the Hoare annotation is: (and (<= |ULTIMATE.start_dll_update_at_#t~post11#1| 1) (<= 1 |ULTIMATE.start_dll_update_at_#t~post11#1|) (<= 1 |ULTIMATE.start_main_~i~0#1|) (= |ULTIMATE.start_main_~len~0#1| 2) (<= |ULTIMATE.start_main_~i~0#1| 1)) [2024-11-25 04:57:03,290 INFO L77 FloydHoareUtils]: At program point L620-1(line 620) the Hoare annotation is: (and (<= |ULTIMATE.start_dll_update_at_#t~post11#1| 1) (<= 1 |ULTIMATE.start_main_~i~0#1|) (= |ULTIMATE.start_main_~len~0#1| 2) (<= |ULTIMATE.start_main_~i~0#1| 1)) [2024-11-25 04:57:03,290 INFO L77 FloydHoareUtils]: At program point L587-3(lines 587 600) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~len~0#1| 2))) (or (and .cse0 (<= |ULTIMATE.start_dll_create_~len#1| 1)) (and (= 2 |ULTIMATE.start_dll_create_~len#1|) .cse0))) [2024-11-25 04:57:03,290 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 630) no Hoare annotation was computed. [2024-11-25 04:57:03,290 INFO L77 FloydHoareUtils]: At program point L604-3(lines 604 608) the Hoare annotation is: true [2024-11-25 04:57:03,290 INFO L77 FloydHoareUtils]: At program point L629-1(lines 629 632) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~len~0#1| 2))) (or (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse0) (and (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse0 (<= |ULTIMATE.start_main_~i~0#1| 1)))) [2024-11-25 04:57:03,291 INFO L77 FloydHoareUtils]: At program point L629-3(line 629) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~len~0#1| 2))) (or (and (= 0 |ULTIMATE.start_main_#t~post13#1|) .cse0) (and (<= 1 |ULTIMATE.start_main_#t~post13#1|) (<= |ULTIMATE.start_main_#t~post13#1| 1) .cse0))) [2024-11-25 04:57:03,291 INFO L77 FloydHoareUtils]: At program point L629-4(line 629) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~len~0#1| 2))) (or (and (= 0 |ULTIMATE.start_main_#t~post13#1|) .cse0) (and (<= 1 |ULTIMATE.start_main_#t~post13#1|) (<= |ULTIMATE.start_main_#t~post13#1| 1) .cse0))) [2024-11-25 04:57:03,291 INFO L77 FloydHoareUtils]: At program point L629-5(lines 629 632) the Hoare annotation is: (not (let ((.cse0 (= |ULTIMATE.start_main_~len~0#1| 2))) (and (not (and (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse0)) (not (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse0))))) [2024-11-25 04:57:03,291 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 629) no Hoare annotation was computed. [2024-11-25 04:57:03,291 INFO L77 FloydHoareUtils]: At program point L613(line 613) the Hoare annotation is: (and (<= 1 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_dll_get_data_at_#t~post8#1| 1) (<= 1 |ULTIMATE.start_dll_get_data_at_#t~post8#1|) (= |ULTIMATE.start_main_~len~0#1| 2) (<= |ULTIMATE.start_main_~i~0#1| 1)) [2024-11-25 04:57:03,291 INFO L77 FloydHoareUtils]: At program point L613-1(line 613) the Hoare annotation is: (and (<= 1 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_dll_get_data_at_#t~post8#1| 1) (= |ULTIMATE.start_main_~len~0#1| 2) (<= |ULTIMATE.start_main_~i~0#1| 1)) [2024-11-25 04:57:03,302 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-11-25 04:57:03,303 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~len~0 [2024-11-25 04:57:03,303 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-11-25 04:57:03,304 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-11-25 04:57:03,304 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~len~0 [2024-11-25 04:57:03,304 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-11-25 04:57:03,305 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~len~0 [2024-11-25 04:57:03,305 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-11-25 04:57:03,305 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~len~0 [2024-11-25 04:57:03,305 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-11-25 04:57:03,312 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL [2024-11-25 04:57:03,312 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID [2024-11-25 04:57:03,312 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID [2024-11-25 04:57:03,313 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 04:57:03 ImpRootNode [2024-11-25 04:57:03,313 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 04:57:03,314 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 04:57:03,314 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 04:57:03,314 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 04:57:03,315 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:56:35" (3/4) ... [2024-11-25 04:57:03,317 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-25 04:57:03,320 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure myexit [2024-11-25 04:57:03,325 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2024-11-25 04:57:03,325 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-25 04:57:03,326 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-25 04:57:03,326 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-25 04:57:03,436 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2c80c21-e5d1-409a-a5bc-471ed49fe3a3/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 04:57:03,437 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2c80c21-e5d1-409a-a5bc-471ed49fe3a3/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 04:57:03,437 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 04:57:03,438 INFO L158 Benchmark]: Toolchain (without parser) took 29151.92ms. Allocated memory was 142.6MB in the beginning and 520.1MB in the end (delta: 377.5MB). Free memory was 117.8MB in the beginning and 385.2MB in the end (delta: -267.4MB). Peak memory consumption was 105.4MB. Max. memory is 16.1GB. [2024-11-25 04:57:03,438 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 142.6MB. Free memory is still 79.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:57:03,439 INFO L158 Benchmark]: CACSL2BoogieTranslator took 444.30ms. Allocated memory is still 142.6MB. Free memory was 117.6MB in the beginning and 99.9MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 04:57:03,440 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.20ms. Allocated memory is still 142.6MB. Free memory was 99.9MB in the beginning and 98.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:57:03,440 INFO L158 Benchmark]: Boogie Preprocessor took 27.50ms. Allocated memory is still 142.6MB. Free memory was 98.2MB in the beginning and 96.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:57:03,441 INFO L158 Benchmark]: RCFGBuilder took 676.85ms. Allocated memory is still 142.6MB. Free memory was 96.7MB in the beginning and 74.6MB in the end (delta: 22.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 04:57:03,441 INFO L158 Benchmark]: CodeCheck took 27834.06ms. Allocated memory was 142.6MB in the beginning and 520.1MB in the end (delta: 377.5MB). Free memory was 74.6MB in the beginning and 389.2MB in the end (delta: -314.6MB). Peak memory consumption was 63.5MB. Max. memory is 16.1GB. [2024-11-25 04:57:03,444 INFO L158 Benchmark]: Witness Printer took 123.28ms. Allocated memory is still 520.1MB. Free memory was 389.2MB in the beginning and 385.2MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:57:03,446 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 44 locations, 14 error locations. Started 1 CEGAR loops. OverallTime: 25.9s, OverallIterations: 39, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3072 SdHoareTripleChecker+Valid, 26.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2268 mSDsluCounter, 1248 SdHoareTripleChecker+Invalid, 22.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 598 mSDsCounter, 3494 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10994 IncrementalHoareTripleChecker+Invalid, 14488 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3494 mSolverCounterUnsat, 650 mSDtfsCounter, 10994 mSolverCounterSat, 0.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 7062 GetRequests, 6664 SyntacticMatches, 106 SemanticMatches, 292 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39883 ImplicationChecksByTransitivity, 19.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 6.2s InterpolantComputationTime, 1031 NumberOfCodeBlocks, 1031 NumberOfCodeBlocksAsserted, 38 NumberOfCheckSat, 993 ConstructedInterpolants, 0 QuantifiedInterpolants, 2485 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 38 InterpolantComputations, 17 PerfectInterpolantSequences, 454/544 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: 599]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 599]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 630]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 630]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 620]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 620]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 629]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 629]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 634]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 634]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 613]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 613]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 633]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 633]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 14 specifications checked. All of them hold - InvariantResult [Line: 629]: Loop Invariant Derived loop invariant: !(!((1 <= i) && (len == 2)) && !((i == 0) && (len == 2))) - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: (((len == 2) && (len <= 1)) || ((2 == len) && (len == 2))) - InvariantResult [Line: 611]: Loop Invariant Derived loop invariant: ((index <= 1) || (index == 0)) - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: !(!((1 <= i) && (len == 2)) && !((i == 0) && (len == 2))) - InvariantResult [Line: 618]: Loop Invariant Derived loop invariant: ((index == 0) || (index <= 1)) - InvariantResult [Line: 635]: Location Invariant Derived location invariant: (((i == 0) && (len == 2)) || (((1 <= i) && (len == 2)) && (i <= 1))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 142.6MB. Free memory is still 79.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 444.30ms. Allocated memory is still 142.6MB. Free memory was 117.6MB in the beginning and 99.9MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.20ms. Allocated memory is still 142.6MB. Free memory was 99.9MB in the beginning and 98.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 27.50ms. Allocated memory is still 142.6MB. Free memory was 98.2MB in the beginning and 96.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 676.85ms. Allocated memory is still 142.6MB. Free memory was 96.7MB in the beginning and 74.6MB in the end (delta: 22.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 27834.06ms. Allocated memory was 142.6MB in the beginning and 520.1MB in the end (delta: 377.5MB). Free memory was 74.6MB in the beginning and 389.2MB in the end (delta: -314.6MB). Peak memory consumption was 63.5MB. Max. memory is 16.1GB. * Witness Printer took 123.28ms. Allocated memory is still 520.1MB. Free memory was 389.2MB in the beginning and 385.2MB in the end (delta: 4.1MB). There was no memory consumed. 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: ~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: ~len~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID RESULT: Ultimate proved your program to be correct! [2024-11-25 04:57:03,475 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2c80c21-e5d1-409a-a5bc-471ed49fe3a3/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE