./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/list-simple/dll2n_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_b9b69de5-0bb4-4bd3-84bb-e64034d7273d/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9b69de5-0bb4-4bd3-84bb-e64034d7273d/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_b9b69de5-0bb4-4bd3-84bb-e64034d7273d/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9b69de5-0bb4-4bd3-84bb-e64034d7273d/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/list-simple/dll2n_update_all_reverse.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9b69de5-0bb4-4bd3-84bb-e64034d7273d/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_b9b69de5-0bb4-4bd3-84bb-e64034d7273d/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 cab0e4c46b209be0775136f8613c1e239028ef0244464c17ac04057ecb0a0b33 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:02:31,639 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:02:31,707 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9b69de5-0bb4-4bd3-84bb-e64034d7273d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-05 22:02:31,712 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:02:31,712 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:02:31,737 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:02:31,738 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:02:31,738 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:02:31,738 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:02:31,738 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:02:31,739 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:02:31,739 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:02:31,739 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:02:31,739 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:02:31,739 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:02:31,739 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:02:31,739 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:02:31,739 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:02:31,740 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:02:31,740 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 22:02:31,740 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 22:02:31,740 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:02:31,740 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:02:31,740 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:02:31,740 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:02:31,740 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:02:31,740 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:02:31,740 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:02:31,741 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:02:31,741 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:02:31,741 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:02:31,741 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:02:31,741 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:02:31,741 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:02:31,741 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:02:31,741 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_b9b69de5-0bb4-4bd3-84bb-e64034d7273d/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 -> cab0e4c46b209be0775136f8613c1e239028ef0244464c17ac04057ecb0a0b33 [2024-12-05 22:02:31,995 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:02:32,003 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:02:32,005 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:02:32,006 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:02:32,007 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:02:32,008 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9b69de5-0bb4-4bd3-84bb-e64034d7273d/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/list-simple/dll2n_update_all_reverse.i [2024-12-05 22:02:34,704 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9b69de5-0bb4-4bd3-84bb-e64034d7273d/bin/ukojak-verify-CZk0znPC7b/data/128cf2c6e/1da161cbaf4d4cac896b272e3788488b/FLAGe6b6084d7 [2024-12-05 22:02:34,998 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:02:34,999 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9b69de5-0bb4-4bd3-84bb-e64034d7273d/sv-benchmarks/c/list-simple/dll2n_update_all_reverse.i [2024-12-05 22:02:35,010 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9b69de5-0bb4-4bd3-84bb-e64034d7273d/bin/ukojak-verify-CZk0znPC7b/data/128cf2c6e/1da161cbaf4d4cac896b272e3788488b/FLAGe6b6084d7 [2024-12-05 22:02:35,281 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9b69de5-0bb4-4bd3-84bb-e64034d7273d/bin/ukojak-verify-CZk0znPC7b/data/128cf2c6e/1da161cbaf4d4cac896b272e3788488b [2024-12-05 22:02:35,283 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:02:35,284 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:02:35,285 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:02:35,286 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:02:35,290 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:02:35,291 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:02:35" (1/1) ... [2024-12-05 22:02:35,292 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dc66d02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:02:35, skipping insertion in model container [2024-12-05 22:02:35,292 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:02:35" (1/1) ... [2024-12-05 22:02:35,322 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:02:35,576 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:02:35,585 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:02:35,634 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:02:35,658 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:02:35,658 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:02:35 WrapperNode [2024-12-05 22:02:35,658 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:02:35,659 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:02:35,659 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:02:35,660 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:02:35,665 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:02:35" (1/1) ... [2024-12-05 22:02:35,676 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:02:35" (1/1) ... [2024-12-05 22:02:35,696 INFO L138 Inliner]: procedures = 126, calls = 28, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 129 [2024-12-05 22:02:35,697 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:02:35,697 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:02:35,697 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:02:35,698 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:02:35,703 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:02:35" (1/1) ... [2024-12-05 22:02:35,704 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:02:35" (1/1) ... [2024-12-05 22:02:35,706 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:02:35" (1/1) ... [2024-12-05 22:02:35,706 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:02:35" (1/1) ... [2024-12-05 22:02:35,711 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:02:35" (1/1) ... [2024-12-05 22:02:35,712 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:02:35" (1/1) ... [2024-12-05 22:02:35,714 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:02:35" (1/1) ... [2024-12-05 22:02:35,715 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:02:35" (1/1) ... [2024-12-05 22:02:35,716 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:02:35" (1/1) ... [2024-12-05 22:02:35,718 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:02:35,718 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:02:35,718 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:02:35,719 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:02:35,719 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:02:35" (1/1) ... [2024-12-05 22:02:35,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:02:35,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9b69de5-0bb4-4bd3-84bb-e64034d7273d/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:02:35,745 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9b69de5-0bb4-4bd3-84bb-e64034d7273d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:02:35,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9b69de5-0bb4-4bd3-84bb-e64034d7273d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:02:35,770 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2024-12-05 22:02:35,771 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2024-12-05 22:02:35,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-05 22:02:35,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-05 22:02:35,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-05 22:02:35,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:02:35,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-05 22:02:35,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-05 22:02:35,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-05 22:02:35,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 22:02:35,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:02:35,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:02:35,862 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:02:35,864 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:02:35,884 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2024-12-05 22:02:36,090 INFO L? ?]: Removed 69 outVars from TransFormulas that were not future-live. [2024-12-05 22:02:36,090 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:02:36,148 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:02:36,149 INFO L312 CfgBuilder]: Removed 6 assume(true) statements. [2024-12-05 22:02:36,149 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:02:36 BoogieIcfgContainer [2024-12-05 22:02:36,149 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:02:36,150 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:02:36,150 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:02:36,159 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:02:36,160 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:02:36" (1/1) ... [2024-12-05 22:02:36,167 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:02:36,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:36,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 51 states and 58 transitions. [2024-12-05 22:02:36,213 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 58 transitions. [2024-12-05 22:02:36,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-05 22:02:36,215 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:36,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:02:36,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:36,363 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 22:02:36,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:36,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 52 states and 60 transitions. [2024-12-05 22:02:36,409 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 60 transitions. [2024-12-05 22:02:36,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-05 22:02:36,409 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:36,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:02:36,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:36,534 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 22:02:36,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:36,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 51 states and 59 transitions. [2024-12-05 22:02:36,612 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 59 transitions. [2024-12-05 22:02:36,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-05 22:02:36,612 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:36,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:02:36,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:36,722 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 22:02:36,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:36,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 50 states and 57 transitions. [2024-12-05 22:02:36,902 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 57 transitions. [2024-12-05 22:02:36,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-05 22:02:36,902 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:36,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:02:36,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:36,974 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-05 22:02:37,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:37,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 49 states and 56 transitions. [2024-12-05 22:02:37,391 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 56 transitions. [2024-12-05 22:02:37,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-05 22:02:37,391 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:37,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:02:37,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:37,456 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-05 22:02:37,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:37,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 48 states and 55 transitions. [2024-12-05 22:02:37,992 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 55 transitions. [2024-12-05 22:02:37,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-05 22:02:37,992 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:37,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:02:38,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:38,077 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-05 22:02:38,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:38,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 50 states and 60 transitions. [2024-12-05 22:02:38,145 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 60 transitions. [2024-12-05 22:02:38,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-05 22:02:38,145 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:38,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:02:38,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:38,186 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-05 22:02:38,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:38,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 51 states and 61 transitions. [2024-12-05 22:02:38,207 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 61 transitions. [2024-12-05 22:02:38,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-05 22:02:38,208 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:38,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:02:38,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:38,284 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-05 22:02:38,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:38,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 54 states and 67 transitions. [2024-12-05 22:02:38,534 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 67 transitions. [2024-12-05 22:02:38,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-05 22:02:38,534 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:38,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:02:38,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:38,568 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-05 22:02:38,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:38,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 57 states and 72 transitions. [2024-12-05 22:02:38,716 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 72 transitions. [2024-12-05 22:02:38,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-05 22:02:38,717 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:38,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:02:38,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:38,806 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 22:02:39,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:39,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 62 states and 77 transitions. [2024-12-05 22:02:39,242 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 77 transitions. [2024-12-05 22:02:39,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-05 22:02:39,243 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:39,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:02:39,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:39,385 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 22:02:39,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:39,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 65 states and 84 transitions. [2024-12-05 22:02:39,753 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 84 transitions. [2024-12-05 22:02:39,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-05 22:02:39,755 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:39,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:02:39,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:39,848 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 22:02:39,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:39,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 64 states and 83 transitions. [2024-12-05 22:02:39,909 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 83 transitions. [2024-12-05 22:02:39,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-05 22:02:39,910 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:39,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:02:39,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:40,039 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 22:02:40,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:40,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 65 states and 85 transitions. [2024-12-05 22:02:40,291 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 85 transitions. [2024-12-05 22:02:40,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-05 22:02:40,291 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:40,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:02:40,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:40,441 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 22:02:40,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:40,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 68 states and 94 transitions. [2024-12-05 22:02:40,774 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 94 transitions. [2024-12-05 22:02:40,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-05 22:02:40,775 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:40,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:02:40,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:41,052 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 22:02:41,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:41,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 73 states and 107 transitions. [2024-12-05 22:02:41,846 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 107 transitions. [2024-12-05 22:02:41,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 22:02:41,846 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:41,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:02:41,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:41,901 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-05 22:02:42,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:42,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 78 states and 116 transitions. [2024-12-05 22:02:42,669 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 116 transitions. [2024-12-05 22:02:42,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 22:02:42,669 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:42,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:02:42,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:42,739 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-05 22:02:43,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:43,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 80 states and 117 transitions. [2024-12-05 22:02:43,134 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 117 transitions. [2024-12-05 22:02:43,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-05 22:02:43,134 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:43,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:02:43,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:43,260 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-05 22:02:43,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:43,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 83 states and 120 transitions. [2024-12-05 22:02:43,658 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 120 transitions. [2024-12-05 22:02:43,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-05 22:02:43,658 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:43,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:02:43,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:43,772 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-05 22:02:44,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:44,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 88 states and 129 transitions. [2024-12-05 22:02:44,449 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 129 transitions. [2024-12-05 22:02:44,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-05 22:02:44,450 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:44,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:02:44,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:44,574 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-05 22:02:44,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:44,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 89 states and 129 transitions. [2024-12-05 22:02:44,918 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 129 transitions. [2024-12-05 22:02:44,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-05 22:02:44,919 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:44,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:02:44,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:44,982 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-12-05 22:02:45,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:45,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 91 states and 132 transitions. [2024-12-05 22:02:45,443 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 132 transitions. [2024-12-05 22:02:45,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-05 22:02:45,444 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:45,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:02:45,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:45,496 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-12-05 22:02:46,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:46,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 94 states and 134 transitions. [2024-12-05 22:02:46,008 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 134 transitions. [2024-12-05 22:02:46,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 22:02:46,008 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:46,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:02:46,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:46,053 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-12-05 22:02:47,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:47,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 100 states and 145 transitions. [2024-12-05 22:02:47,385 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 145 transitions. [2024-12-05 22:02:47,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 22:02:47,385 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:47,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:02:47,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:47,733 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-05 22:02:48,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:48,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 103 states and 149 transitions. [2024-12-05 22:02:48,451 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 149 transitions. [2024-12-05 22:02:48,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 22:02:48,451 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:48,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:02:48,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:48,492 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-12-05 22:02:48,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:48,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 104 states and 149 transitions. [2024-12-05 22:02:48,824 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 149 transitions. [2024-12-05 22:02:48,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-05 22:02:48,824 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:48,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:02:48,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:48,891 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-12-05 22:02:48,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:48,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 106 states and 151 transitions. [2024-12-05 22:02:48,929 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 151 transitions. [2024-12-05 22:02:48,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-05 22:02:48,929 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:48,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:02:48,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:49,098 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-05 22:02:49,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:49,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 46 states and 54 transitions. [2024-12-05 22:02:49,358 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 54 transitions. [2024-12-05 22:02:49,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-05 22:02:49,358 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:49,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:02:49,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:49,413 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-12-05 22:02:49,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:49,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 38 states and 43 transitions. [2024-12-05 22:02:49,735 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 43 transitions. [2024-12-05 22:02:49,736 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-05 22:02:49,736 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 29 iterations. [2024-12-05 22:02:49,743 INFO L726 CodeCheckObserver]: All specifications hold 18 specifications checked. All of them hold [2024-12-05 22:02:50,454 INFO L77 FloydHoareUtils]: At program point L573(line 573) the Hoare annotation is: true [2024-12-05 22:02:50,455 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 572 574) the Hoare annotation is: true [2024-12-05 22:02:50,455 INFO L75 FloydHoareUtils]: For program point myexitEXIT(lines 572 574) no Hoare annotation was computed. [2024-12-05 22:02:50,455 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 629) no Hoare annotation was computed. [2024-12-05 22:02:50,455 INFO L77 FloydHoareUtils]: At program point L630(line 630) the Hoare annotation is: (let ((.cse0 (<= 2 |ULTIMATE.start_main_~len~0#1|))) (or (and .cse0 (< |ULTIMATE.start_main_~i~0#1| 1) (<= |ULTIMATE.start_main_~len~0#1| 2) (<= 0 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) (<= (+ |ULTIMATE.start_main_~len~0#1| |ULTIMATE.start_main_~i~0#1|) 3)))) [2024-12-05 22:02:50,455 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW(line 613) no Hoare annotation was computed. [2024-12-05 22:02:50,455 INFO L77 FloydHoareUtils]: At program point L589(lines 589 591) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_main_~len~0#1|) (<= |ULTIMATE.start_dll_create_~len#1| 2) (<= |ULTIMATE.start_main_~len~0#1| 2) (<= 1 |ULTIMATE.start_dll_create_~len#1|)) [2024-12-05 22:02:50,455 INFO L77 FloydHoareUtils]: At program point L589-1(lines 589 591) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_main_~len~0#1|) (<= |ULTIMATE.start_dll_create_~len#1| 2) (<= |ULTIMATE.start_main_~len~0#1| 2) (<= 1 |ULTIMATE.start_dll_create_~len#1|)) [2024-12-05 22:02:50,455 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 624 643) the Hoare annotation is: true [2024-12-05 22:02:50,455 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 620) no Hoare annotation was computed. [2024-12-05 22:02:50,455 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 599) no Hoare annotation was computed. [2024-12-05 22:02:50,456 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW(line 633) no Hoare annotation was computed. [2024-12-05 22:02:50,456 INFO L77 FloydHoareUtils]: At program point L590(line 590) the Hoare annotation is: true [2024-12-05 22:02:50,456 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW(line 629) no Hoare annotation was computed. [2024-12-05 22:02:50,456 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 599) no Hoare annotation was computed. [2024-12-05 22:02:50,456 INFO L77 FloydHoareUtils]: At program point L599(line 599) the Hoare annotation is: (and (<= |ULTIMATE.start_dll_create_#t~post5#1| 2) (<= 2 |ULTIMATE.start_main_~len~0#1|) (<= |ULTIMATE.start_main_~len~0#1| 2) (<= 1 |ULTIMATE.start_dll_create_#t~post5#1|)) [2024-12-05 22:02:50,456 INFO L77 FloydHoareUtils]: At program point L599-1(line 599) the Hoare annotation is: (and (<= |ULTIMATE.start_dll_create_#t~post5#1| 2) (<= 2 |ULTIMATE.start_main_~len~0#1|) (<= |ULTIMATE.start_main_~len~0#1| 2)) [2024-12-05 22:02:50,456 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW(line 633) no Hoare annotation was computed. [2024-12-05 22:02:50,456 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW(line 629) no Hoare annotation was computed. [2024-12-05 22:02:50,456 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-05 22:02:50,456 INFO L77 FloydHoareUtils]: At program point L633(line 633) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_main_~len~0#1|) (<= |ULTIMATE.start_main_~len~0#1| 2)) [2024-12-05 22:02:50,456 INFO L75 FloydHoareUtils]: For program point L633-2(lines 633 638) no Hoare annotation was computed. [2024-12-05 22:02:50,456 INFO L75 FloydHoareUtils]: For program point L633-4(line 633) no Hoare annotation was computed. [2024-12-05 22:02:50,456 INFO L75 FloydHoareUtils]: For program point L633-5(line 633) no Hoare annotation was computed. [2024-12-05 22:02:50,456 INFO L77 FloydHoareUtils]: At program point L633-6(lines 633 638) the Hoare annotation is: (<= 1 |ULTIMATE.start_main_~i~0#1|) [2024-12-05 22:02:50,456 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW(line 633) no Hoare annotation was computed. [2024-12-05 22:02:50,456 INFO L75 FloydHoareUtils]: For program point L634(line 634) no Hoare annotation was computed. [2024-12-05 22:02:50,456 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW(line 633) no Hoare annotation was computed. [2024-12-05 22:02:50,457 INFO L77 FloydHoareUtils]: At program point L618-3(lines 618 621) the Hoare annotation is: (let ((.cse0 (<= 2 |ULTIMATE.start_main_~len~0#1|)) (.cse1 (<= |ULTIMATE.start_main_~len~0#1| 2))) (or (and .cse0 (<= (+ |ULTIMATE.start_main_~len~0#1| |ULTIMATE.start_main_~i~0#1|) 3) .cse1 (<= |ULTIMATE.start_dll_update_at_~index#1| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 (= |ULTIMATE.start_dll_update_at_~index#1| |ULTIMATE.start_main_~i~0#1|) (<= 1 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_dll_update_at_~index#1| 1) .cse1))) [2024-12-05 22:02:50,457 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 630) no Hoare annotation was computed. [2024-12-05 22:02:50,457 INFO L75 FloydHoareUtils]: For program point L635(lines 635 637) no Hoare annotation was computed. [2024-12-05 22:02:50,457 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW(line 634) no Hoare annotation was computed. [2024-12-05 22:02:50,457 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-05 22:02:50,457 INFO L75 FloydHoareUtils]: For program point L611-3(lines 611 614) no Hoare annotation was computed. [2024-12-05 22:02:50,457 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 630) no Hoare annotation was computed. [2024-12-05 22:02:50,457 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW(line 634) no Hoare annotation was computed. [2024-12-05 22:02:50,457 INFO L77 FloydHoareUtils]: At program point L620(line 620) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_main_~len~0#1|) (<= |ULTIMATE.start_dll_update_at_#t~post11#1| 1) (<= 1 |ULTIMATE.start_dll_update_at_#t~post11#1|) (<= |ULTIMATE.start_main_~len~0#1| 2) (<= 0 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 1)) [2024-12-05 22:02:50,457 INFO L77 FloydHoareUtils]: At program point L620-1(line 620) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_main_~len~0#1|) (<= |ULTIMATE.start_dll_update_at_#t~post11#1| 1) (<= |ULTIMATE.start_main_~len~0#1| 2) (<= 0 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 1)) [2024-12-05 22:02:50,457 INFO L77 FloydHoareUtils]: At program point L587-3(lines 587 600) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_main_~len~0#1|) (<= |ULTIMATE.start_dll_create_~len#1| 2) (<= |ULTIMATE.start_main_~len~0#1| 2)) [2024-12-05 22:02:50,457 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 629) no Hoare annotation was computed. [2024-12-05 22:02:50,458 INFO L77 FloydHoareUtils]: At program point L604-3(lines 604 608) the Hoare annotation is: true [2024-12-05 22:02:50,458 INFO L77 FloydHoareUtils]: At program point L629(line 629) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_main_~len~0#1|) (<= |ULTIMATE.start_main_~len~0#1| 2)) [2024-12-05 22:02:50,458 INFO L77 FloydHoareUtils]: At program point L629-1(line 629) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_main_~len~0#1|) (<= |ULTIMATE.start_main_~len~0#1| 2)) [2024-12-05 22:02:50,458 INFO L77 FloydHoareUtils]: At program point L629-3(lines 629 632) the Hoare annotation is: (let ((.cse0 (<= 2 |ULTIMATE.start_main_~len~0#1|))) (or (and .cse0 (< |ULTIMATE.start_main_~i~0#1| 1) (<= |ULTIMATE.start_main_~len~0#1| 2) (<= 0 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) (<= (+ |ULTIMATE.start_main_~len~0#1| |ULTIMATE.start_main_~i~0#1|) 3)))) [2024-12-05 22:02:50,458 INFO L77 FloydHoareUtils]: At program point L629-5(line 629) the Hoare annotation is: (let ((.cse0 (<= 2 |ULTIMATE.start_main_~len~0#1|))) (or (and .cse0 (< 0 |ULTIMATE.start_main_#t~post13#1|) (<= (+ |ULTIMATE.start_main_~len~0#1| |ULTIMATE.start_main_#t~post13#1|) 3)) (and .cse0 (<= |ULTIMATE.start_main_#t~post13#1| 0) (<= |ULTIMATE.start_main_~len~0#1| 2) (<= 0 |ULTIMATE.start_main_#t~post13#1|)))) [2024-12-05 22:02:50,458 INFO L77 FloydHoareUtils]: At program point L629-6(line 629) the Hoare annotation is: (let ((.cse0 (<= 2 |ULTIMATE.start_main_~len~0#1|))) (or (and .cse0 (<= |ULTIMATE.start_main_#t~post13#1| 0) (<= |ULTIMATE.start_main_~len~0#1| 2)) (and .cse0 (< 0 |ULTIMATE.start_main_#t~post13#1|) (<= (+ |ULTIMATE.start_main_~len~0#1| |ULTIMATE.start_main_#t~post13#1|) 3)))) [2024-12-05 22:02:50,458 INFO L77 FloydHoareUtils]: At program point L629-7(lines 629 632) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_main_~len~0#1|) (<= (+ |ULTIMATE.start_main_~len~0#1| |ULTIMATE.start_main_~i~0#1|) 3) (<= |ULTIMATE.start_main_~len~0#1| 2)) [2024-12-05 22:02:50,458 INFO L77 FloydHoareUtils]: At program point L629-8(lines 629 632) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_main_~len~0#1|) (<= |ULTIMATE.start_main_~len~0#1| 2)) [2024-12-05 22:02:50,458 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW(line 613) no Hoare annotation was computed. [2024-12-05 22:02:50,458 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 620) no Hoare annotation was computed. [2024-12-05 22:02:50,458 INFO L75 FloydHoareUtils]: For program point L613(line 613) no Hoare annotation was computed. [2024-12-05 22:02:50,459 INFO L75 FloydHoareUtils]: For program point L613-1(line 613) no Hoare annotation was computed. [2024-12-05 22:02:50,470 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~len~0 [2024-12-05 22:02:50,471 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~len~0 [2024-12-05 22:02:50,471 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-12-05 22:02:50,471 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~len~0 [2024-12-05 22:02:50,471 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-12-05 22:02:50,471 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~len~0 [2024-12-05 22:02:50,471 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-12-05 22:02:50,471 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-12-05 22:02:50,471 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~len~0 [2024-12-05 22:02:50,476 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL [2024-12-05 22:02:50,476 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID [2024-12-05 22:02:50,476 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID [2024-12-05 22:02:50,477 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 10:02:50 ImpRootNode [2024-12-05 22:02:50,477 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 22:02:50,478 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 22:02:50,478 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 22:02:50,478 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 22:02:50,478 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:02:36" (3/4) ... [2024-12-05 22:02:50,480 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-05 22:02:50,481 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure myexit [2024-12-05 22:02:50,485 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2024-12-05 22:02:50,485 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-12-05 22:02:50,485 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-05 22:02:50,486 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-05 22:02:50,552 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9b69de5-0bb4-4bd3-84bb-e64034d7273d/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-05 22:02:50,552 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9b69de5-0bb4-4bd3-84bb-e64034d7273d/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-05 22:02:50,552 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 22:02:50,553 INFO L158 Benchmark]: Toolchain (without parser) took 15268.64ms. Allocated memory was 142.6MB in the beginning and 385.9MB in the end (delta: 243.3MB). Free memory was 117.1MB in the beginning and 154.6MB in the end (delta: -37.4MB). Peak memory consumption was 201.7MB. Max. memory is 16.1GB. [2024-12-05 22:02:50,553 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 82.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:02:50,553 INFO L158 Benchmark]: CACSL2BoogieTranslator took 373.49ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 99.3MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 22:02:50,554 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.58ms. Allocated memory is still 142.6MB. Free memory was 99.3MB in the beginning and 97.5MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:02:50,554 INFO L158 Benchmark]: Boogie Preprocessor took 20.47ms. Allocated memory is still 142.6MB. Free memory was 97.5MB in the beginning and 96.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:02:50,554 INFO L158 Benchmark]: RCFGBuilder took 430.67ms. Allocated memory is still 142.6MB. Free memory was 96.1MB in the beginning and 74.1MB in the end (delta: 22.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 22:02:50,555 INFO L158 Benchmark]: CodeCheck took 14327.51ms. Allocated memory was 142.6MB in the beginning and 385.9MB in the end (delta: 243.3MB). Free memory was 73.9MB in the beginning and 158.6MB in the end (delta: -84.7MB). Peak memory consumption was 159.7MB. Max. memory is 16.1GB. [2024-12-05 22:02:50,555 INFO L158 Benchmark]: Witness Printer took 74.68ms. Allocated memory is still 385.9MB. Free memory was 158.6MB in the beginning and 154.6MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:02:50,557 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, 52 locations, 18 error locations. Started 1 CEGAR loops. OverallTime: 13.6s, OverallIterations: 29, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2676 SdHoareTripleChecker+Valid, 13.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2115 mSDsluCounter, 1031 SdHoareTripleChecker+Invalid, 11.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 512 mSDsCounter, 1841 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7742 IncrementalHoareTripleChecker+Invalid, 9583 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1841 mSolverCounterUnsat, 519 mSDtfsCounter, 7742 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4056 GetRequests, 3469 SyntacticMatches, 327 SemanticMatches, 260 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31802 ImplicationChecksByTransitivity, 10.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 521 NumberOfCodeBlocks, 521 NumberOfCodeBlocksAsserted, 28 NumberOfCheckSat, 493 ConstructedInterpolants, 0 QuantifiedInterpolants, 1357 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 28 InterpolantComputations, 23 PerfectInterpolantSequences, 178/183 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: 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: 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: 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 - 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 18 specifications checked. All of them hold - InvariantResult [Line: 629]: Loop Invariant Derived loop invariant: (((2 <= len) && (((long long) len + i) <= 3)) && (len <= 2)) - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: (((2 <= len) && (len <= 2)) && (len <= 2)) - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: (1 <= i) - InvariantResult [Line: 618]: Loop Invariant Derived loop invariant: ((index <= 0) || (index <= 1)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 82.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 373.49ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 99.3MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.58ms. Allocated memory is still 142.6MB. Free memory was 99.3MB in the beginning and 97.5MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 20.47ms. Allocated memory is still 142.6MB. Free memory was 97.5MB in the beginning and 96.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 430.67ms. Allocated memory is still 142.6MB. Free memory was 96.1MB in the beginning and 74.1MB in the end (delta: 22.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 14327.51ms. Allocated memory was 142.6MB in the beginning and 385.9MB in the end (delta: 243.3MB). Free memory was 73.9MB in the beginning and 158.6MB in the end (delta: -84.7MB). Peak memory consumption was 159.7MB. Max. memory is 16.1GB. * Witness Printer took 74.68ms. Allocated memory is still 385.9MB. Free memory was 158.6MB in the beginning and 154.6MB 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: ~len~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: ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~len~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! [2024-12-05 22:02:50,570 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9b69de5-0bb4-4bd3-84bb-e64034d7273d/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