./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/systemc/token_ring.02.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1d65af-d600-42b7-ae08-b116be5162f6/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1d65af-d600-42b7-ae08-b116be5162f6/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_6f1d65af-d600-42b7-ae08-b116be5162f6/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1d65af-d600-42b7-ae08-b116be5162f6/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/systemc/token_ring.02.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1d65af-d600-42b7-ae08-b116be5162f6/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_6f1d65af-d600-42b7-ae08-b116be5162f6/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 bc8487f898950b83c481f83a71342af68752fb6e7598d76df123761c32c89f72 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:39:41,601 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:39:41,660 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1d65af-d600-42b7-ae08-b116be5162f6/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-06 00:39:41,664 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:39:41,664 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:39:41,684 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:39:41,685 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:39:41,685 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:39:41,685 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:39:41,685 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:39:41,686 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:39:41,686 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:39:41,686 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:39:41,686 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:39:41,686 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:39:41,686 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:39:41,686 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:39:41,686 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:39:41,686 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:39:41,686 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 00:39:41,686 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 00:39:41,686 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:39:41,687 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:39:41,687 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:39:41,687 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:39:41,687 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:39:41,687 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:39:41,687 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:39:41,687 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:39:41,687 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:39:41,687 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:39:41,687 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:39:41,687 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:39:41,688 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:39:41,688 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:39:41,688 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_6f1d65af-d600-42b7-ae08-b116be5162f6/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 -> bc8487f898950b83c481f83a71342af68752fb6e7598d76df123761c32c89f72 [2024-12-06 00:39:41,897 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:39:41,905 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:39:41,907 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:39:41,908 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:39:41,909 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:39:41,910 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1d65af-d600-42b7-ae08-b116be5162f6/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/systemc/token_ring.02.cil-2.c [2024-12-06 00:39:44,526 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1d65af-d600-42b7-ae08-b116be5162f6/bin/ukojak-verify-CZk0znPC7b/data/3b073338c/4c60e9d6f7734731820b3fd7ebd63d65/FLAG800404630 [2024-12-06 00:39:44,741 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:39:44,741 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1d65af-d600-42b7-ae08-b116be5162f6/sv-benchmarks/c/systemc/token_ring.02.cil-2.c [2024-12-06 00:39:44,751 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1d65af-d600-42b7-ae08-b116be5162f6/bin/ukojak-verify-CZk0znPC7b/data/3b073338c/4c60e9d6f7734731820b3fd7ebd63d65/FLAG800404630 [2024-12-06 00:39:45,110 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1d65af-d600-42b7-ae08-b116be5162f6/bin/ukojak-verify-CZk0znPC7b/data/3b073338c/4c60e9d6f7734731820b3fd7ebd63d65 [2024-12-06 00:39:45,112 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:39:45,113 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:39:45,114 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:39:45,114 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:39:45,117 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:39:45,118 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:39:45" (1/1) ... [2024-12-06 00:39:45,119 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56084552 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:39:45, skipping insertion in model container [2024-12-06 00:39:45,119 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:39:45" (1/1) ... [2024-12-06 00:39:45,139 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:39:45,309 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:39:45,319 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:39:45,362 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:39:45,377 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:39:45,377 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:39:45 WrapperNode [2024-12-06 00:39:45,377 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:39:45,378 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:39:45,378 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:39:45,378 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:39:45,383 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:39:45" (1/1) ... [2024-12-06 00:39:45,390 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:39:45" (1/1) ... [2024-12-06 00:39:45,411 INFO L138 Inliner]: procedures = 32, calls = 39, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 291 [2024-12-06 00:39:45,411 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:39:45,412 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:39:45,412 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:39:45,412 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:39:45,418 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:39:45" (1/1) ... [2024-12-06 00:39:45,418 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:39:45" (1/1) ... [2024-12-06 00:39:45,420 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:39:45" (1/1) ... [2024-12-06 00:39:45,420 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:39:45" (1/1) ... [2024-12-06 00:39:45,426 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:39:45" (1/1) ... [2024-12-06 00:39:45,427 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:39:45" (1/1) ... [2024-12-06 00:39:45,434 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:39:45" (1/1) ... [2024-12-06 00:39:45,435 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:39:45" (1/1) ... [2024-12-06 00:39:45,437 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:39:45" (1/1) ... [2024-12-06 00:39:45,440 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:39:45,440 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:39:45,441 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:39:45,441 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:39:45,442 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:39:45" (1/1) ... [2024-12-06 00:39:45,448 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:39:45,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1d65af-d600-42b7-ae08-b116be5162f6/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:39:45,473 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1d65af-d600-42b7-ae08-b116be5162f6/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:39:45,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1d65af-d600-42b7-ae08-b116be5162f6/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:39:45,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:39:45,500 INFO L130 BoogieDeclarations]: Found specification of procedure error [2024-12-06 00:39:45,501 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2024-12-06 00:39:45,501 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2024-12-06 00:39:45,501 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2024-12-06 00:39:45,501 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2024-12-06 00:39:45,501 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2024-12-06 00:39:45,501 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2024-12-06 00:39:45,501 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2024-12-06 00:39:45,501 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2024-12-06 00:39:45,501 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2024-12-06 00:39:45,501 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2024-12-06 00:39:45,501 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2024-12-06 00:39:45,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 00:39:45,501 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2024-12-06 00:39:45,501 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2024-12-06 00:39:45,502 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:39:45,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:39:45,567 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:39:45,569 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:39:45,917 INFO L? ?]: Removed 41 outVars from TransFormulas that were not future-live. [2024-12-06 00:39:45,917 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:39:46,043 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:39:46,043 INFO L312 CfgBuilder]: Removed 10 assume(true) statements. [2024-12-06 00:39:46,044 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:39:46 BoogieIcfgContainer [2024-12-06 00:39:46,044 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:39:46,045 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:39:46,045 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:39:46,052 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:39:46,052 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:39:46" (1/1) ... [2024-12-06 00:39:46,060 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:39:46,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:39:46,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 97 states and 135 transitions. [2024-12-06 00:39:46,101 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 135 transitions. [2024-12-06 00:39:46,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 00:39:46,106 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:39:46,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:39:46,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:39:46,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:39:46,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:39:46,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 105 states and 150 transitions. [2024-12-06 00:39:46,487 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 150 transitions. [2024-12-06 00:39:46,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 00:39:46,488 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:39:46,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:39:46,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:39:46,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:39:46,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:39:46,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 106 states and 150 transitions. [2024-12-06 00:39:46,606 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 150 transitions. [2024-12-06 00:39:46,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 00:39:46,607 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:39:46,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:39:46,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:39:46,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:39:46,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:39:46,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 107 states and 150 transitions. [2024-12-06 00:39:46,716 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 150 transitions. [2024-12-06 00:39:46,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 00:39:46,717 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:39:46,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:39:46,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:39:46,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:39:46,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:39:46,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 110 states and 155 transitions. [2024-12-06 00:39:46,930 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 155 transitions. [2024-12-06 00:39:46,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 00:39:46,931 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:39:46,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:39:46,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:39:46,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:39:46,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:39:46,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 117 states and 168 transitions. [2024-12-06 00:39:46,999 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 168 transitions. [2024-12-06 00:39:47,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-06 00:39:47,000 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:39:47,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:39:47,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:39:47,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:39:47,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:39:47,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 129 states and 193 transitions. [2024-12-06 00:39:47,810 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 193 transitions. [2024-12-06 00:39:47,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-06 00:39:47,811 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:39:47,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:39:47,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:39:47,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:39:48,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:39:48,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 134 states and 204 transitions. [2024-12-06 00:39:48,529 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 204 transitions. [2024-12-06 00:39:48,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 00:39:48,530 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:39:48,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:39:48,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:39:48,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:39:48,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:39:48,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 135 states and 205 transitions. [2024-12-06 00:39:48,673 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 205 transitions. [2024-12-06 00:39:48,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 00:39:48,674 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:39:48,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:39:48,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:39:48,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:39:48,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:39:48,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 129 states and 192 transitions. [2024-12-06 00:39:48,738 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 192 transitions. [2024-12-06 00:39:48,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 00:39:48,739 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:39:48,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:39:48,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:39:48,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:39:49,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:39:49,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 139 states and 213 transitions. [2024-12-06 00:39:49,104 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 213 transitions. [2024-12-06 00:39:49,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-06 00:39:49,104 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:39:49,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:39:49,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:39:49,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:39:50,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:39:50,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 154 states and 246 transitions. [2024-12-06 00:39:50,839 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 246 transitions. [2024-12-06 00:39:50,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-06 00:39:50,840 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:39:50,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:39:50,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:39:50,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:39:51,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:39:51,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 159 states and 258 transitions. [2024-12-06 00:39:51,444 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 258 transitions. [2024-12-06 00:39:51,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-06 00:39:51,445 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:39:51,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:39:51,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:39:51,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:39:51,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:39:51,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 160 states and 259 transitions. [2024-12-06 00:39:51,591 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 259 transitions. [2024-12-06 00:39:51,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-06 00:39:51,591 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:39:51,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:39:51,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:39:51,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:39:51,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:39:51,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 154 states and 245 transitions. [2024-12-06 00:39:51,654 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 245 transitions. [2024-12-06 00:39:51,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-06 00:39:51,655 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:39:51,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:39:51,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:39:51,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:39:51,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:39:51,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 154 states and 244 transitions. [2024-12-06 00:39:51,690 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 244 transitions. [2024-12-06 00:39:51,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-06 00:39:51,691 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:39:51,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:39:51,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:39:51,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:39:52,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:39:52,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 167 states and 276 transitions. [2024-12-06 00:39:52,539 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 276 transitions. [2024-12-06 00:39:52,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 00:39:52,540 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:39:52,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:39:52,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:39:52,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:39:52,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:39:52,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 169 states and 279 transitions. [2024-12-06 00:39:52,596 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 279 transitions. [2024-12-06 00:39:52,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 00:39:52,597 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:39:52,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:39:52,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:39:52,920 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 00:39:55,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:39:55,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 187 states and 320 transitions. [2024-12-06 00:39:55,574 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 320 transitions. [2024-12-06 00:39:55,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 00:39:55,575 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:39:55,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:39:55,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:39:55,604 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 00:39:56,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:39:56,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 191 states and 331 transitions. [2024-12-06 00:39:56,419 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 331 transitions. [2024-12-06 00:39:56,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-06 00:39:56,420 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:39:56,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:39:56,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:39:56,464 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 00:39:56,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:39:56,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 192 states and 332 transitions. [2024-12-06 00:39:56,614 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 332 transitions. [2024-12-06 00:39:56,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-06 00:39:56,615 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:39:56,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:39:56,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:39:56,653 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 00:39:56,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:39:56,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 187 states and 319 transitions. [2024-12-06 00:39:56,941 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 319 transitions. [2024-12-06 00:39:56,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 00:39:56,942 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:39:56,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:39:56,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:39:57,020 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 00:39:57,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:39:57,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 189 states and 322 transitions. [2024-12-06 00:39:57,046 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 322 transitions. [2024-12-06 00:39:57,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 00:39:57,047 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:39:57,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:39:57,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:39:57,092 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 00:39:57,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:39:57,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 196 states and 337 transitions. [2024-12-06 00:39:57,806 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 337 transitions. [2024-12-06 00:39:57,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-06 00:39:57,807 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:39:57,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:39:57,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:39:57,889 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 00:39:58,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:39:58,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 203 states and 352 transitions. [2024-12-06 00:39:58,579 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 352 transitions. [2024-12-06 00:39:58,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:39:58,580 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:39:58,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:39:58,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:39:58,607 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 00:39:58,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:39:58,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 205 states and 355 transitions. [2024-12-06 00:39:58,633 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 355 transitions. [2024-12-06 00:39:58,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:39:58,634 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:39:58,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:39:58,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:39:58,659 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 00:39:58,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:39:58,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 207 states and 358 transitions. [2024-12-06 00:39:58,686 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 358 transitions. [2024-12-06 00:39:58,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 00:39:58,687 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:39:58,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:39:58,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:39:58,771 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 00:39:58,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:39:58,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 209 states and 361 transitions. [2024-12-06 00:39:58,800 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 361 transitions. [2024-12-06 00:39:58,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 00:39:58,801 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:39:58,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:39:58,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:39:58,828 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-12-06 00:39:59,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:39:59,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 213 states and 367 transitions. [2024-12-06 00:39:59,015 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 367 transitions. [2024-12-06 00:39:59,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 00:39:59,016 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:39:59,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:39:59,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:39:59,079 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 00:39:59,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:39:59,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 215 states and 370 transitions. [2024-12-06 00:39:59,105 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 370 transitions. [2024-12-06 00:39:59,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-06 00:39:59,106 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:39:59,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:39:59,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:39:59,189 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-12-06 00:39:59,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:39:59,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 218 states and 375 transitions. [2024-12-06 00:39:59,407 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 375 transitions. [2024-12-06 00:39:59,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 00:39:59,408 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:39:59,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:39:59,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:39:59,523 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 00:40:00,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:40:00,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 229 states and 404 transitions. [2024-12-06 00:40:00,832 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 404 transitions. [2024-12-06 00:40:00,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 00:40:00,833 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:40:00,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:40:00,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:40:00,858 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-12-06 00:40:00,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:40:00,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 231 states and 407 transitions. [2024-12-06 00:40:00,919 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 407 transitions. [2024-12-06 00:40:00,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-12-06 00:40:00,920 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:40:00,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:40:00,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:40:00,957 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-12-06 00:40:01,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:40:01,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 239 states and 422 transitions. [2024-12-06 00:40:01,678 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 422 transitions. [2024-12-06 00:40:01,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-12-06 00:40:01,679 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:40:01,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:40:01,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:40:01,700 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-12-06 00:40:01,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:40:01,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 240 states and 422 transitions. [2024-12-06 00:40:01,761 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 422 transitions. [2024-12-06 00:40:01,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-12-06 00:40:01,762 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:40:01,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:40:01,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:40:01,829 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-12-06 00:40:01,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:40:01,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 242 states and 425 transitions. [2024-12-06 00:40:01,859 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 425 transitions. [2024-12-06 00:40:01,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-12-06 00:40:01,860 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:40:01,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:40:01,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:40:01,887 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 00:40:01,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:40:01,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 246 states and 436 transitions. [2024-12-06 00:40:01,932 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 436 transitions. [2024-12-06 00:40:01,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-12-06 00:40:01,933 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:40:01,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:40:01,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:40:02,106 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 00:40:02,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:40:02,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 253 states and 464 transitions. [2024-12-06 00:40:02,803 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 464 transitions. [2024-12-06 00:40:02,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-12-06 00:40:02,804 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:40:02,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:40:02,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:40:02,833 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-12-06 00:40:03,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:40:03,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 258 states and 477 transitions. [2024-12-06 00:40:03,385 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 477 transitions. [2024-12-06 00:40:03,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-06 00:40:03,386 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:40:03,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:40:03,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:40:03,437 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 00:40:03,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:40:03,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 260 states and 480 transitions. [2024-12-06 00:40:03,471 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 480 transitions. [2024-12-06 00:40:03,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-06 00:40:03,472 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:40:03,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:40:03,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:40:03,609 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-12-06 00:40:04,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:40:04,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 269 states and 507 transitions. [2024-12-06 00:40:04,865 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 507 transitions. [2024-12-06 00:40:04,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-06 00:40:04,867 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:40:04,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:40:04,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:40:05,069 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 00:40:06,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:40:06,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 276 states and 527 transitions. [2024-12-06 00:40:06,220 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 527 transitions. [2024-12-06 00:40:06,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-06 00:40:06,221 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:40:06,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:40:06,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:40:06,271 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 00:40:06,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:40:06,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 278 states and 531 transitions. [2024-12-06 00:40:06,641 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 531 transitions. [2024-12-06 00:40:06,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-06 00:40:06,641 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:40:06,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:40:06,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:40:06,674 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 00:40:07,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:40:07,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 281 states and 540 transitions. [2024-12-06 00:40:07,365 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 540 transitions. [2024-12-06 00:40:07,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-06 00:40:07,366 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:40:07,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:40:07,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:40:07,397 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 00:40:07,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:40:07,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 283 states and 543 transitions. [2024-12-06 00:40:07,751 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 543 transitions. [2024-12-06 00:40:07,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-12-06 00:40:07,751 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:40:07,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:40:07,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:40:07,914 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 00:40:09,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:40:09,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 292 states and 566 transitions. [2024-12-06 00:40:09,431 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 566 transitions. [2024-12-06 00:40:09,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-12-06 00:40:09,432 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:40:09,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:40:09,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:40:09,592 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 00:40:11,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:40:11,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 302 states and 590 transitions. [2024-12-06 00:40:11,554 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 590 transitions. [2024-12-06 00:40:11,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-06 00:40:11,556 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:40:11,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:40:11,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:40:11,599 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 00:40:11,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:40:11,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 303 states and 590 transitions. [2024-12-06 00:40:11,949 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 590 transitions. [2024-12-06 00:40:11,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-06 00:40:11,950 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:40:11,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:40:11,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:40:11,983 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 00:40:12,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:40:12,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 303 states and 588 transitions. [2024-12-06 00:40:12,338 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 588 transitions. [2024-12-06 00:40:12,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-06 00:40:12,339 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:40:12,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:40:12,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:40:12,371 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 00:40:12,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:40:12,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 303 states and 587 transitions. [2024-12-06 00:40:12,738 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 587 transitions. [2024-12-06 00:40:12,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-06 00:40:12,739 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:40:12,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:40:12,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:40:12,792 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 00:40:13,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:40:13,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 304 states and 587 transitions. [2024-12-06 00:40:13,172 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 587 transitions. [2024-12-06 00:40:13,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-06 00:40:13,173 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:40:13,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:40:13,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:40:13,212 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 00:40:13,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:40:13,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 299 states and 575 transitions. [2024-12-06 00:40:13,252 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 575 transitions. [2024-12-06 00:40:13,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-06 00:40:13,253 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:40:13,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:40:13,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:40:13,287 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 00:40:13,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:40:13,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 290 states and 552 transitions. [2024-12-06 00:40:13,326 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 552 transitions. [2024-12-06 00:40:13,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-06 00:40:13,327 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:40:13,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:40:13,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:40:13,350 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-12-06 00:40:14,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:40:14,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 295 states and 564 transitions. [2024-12-06 00:40:14,062 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 564 transitions. [2024-12-06 00:40:14,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-06 00:40:14,063 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:40:14,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:40:14,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:40:14,099 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 00:40:14,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:40:14,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 297 states and 567 transitions. [2024-12-06 00:40:14,126 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 567 transitions. [2024-12-06 00:40:14,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-12-06 00:40:14,127 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:40:14,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:40:14,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:40:14,182 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-12-06 00:40:15,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:40:15,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 304 states and 581 transitions. [2024-12-06 00:40:15,411 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 581 transitions. [2024-12-06 00:40:15,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-12-06 00:40:15,412 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:40:15,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:40:15,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:40:15,505 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-12-06 00:40:15,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:40:15,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 304 states and 580 transitions. [2024-12-06 00:40:15,545 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 580 transitions. [2024-12-06 00:40:15,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-12-06 00:40:15,546 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:40:15,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:40:15,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:40:15,581 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 00:40:18,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:40:18,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 320 states and 621 transitions. [2024-12-06 00:40:18,137 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 621 transitions. [2024-12-06 00:40:18,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-12-06 00:40:18,137 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:40:18,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:40:18,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:40:18,278 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-12-06 00:40:19,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:40:19,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 328 states and 660 transitions. [2024-12-06 00:40:19,484 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 660 transitions. [2024-12-06 00:40:19,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-12-06 00:40:19,484 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:40:19,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:40:19,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:40:19,501 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-12-06 00:40:20,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:40:20,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 331 states and 669 transitions. [2024-12-06 00:40:20,099 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 669 transitions. [2024-12-06 00:40:20,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-12-06 00:40:20,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:40:20,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:40:20,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:40:20,116 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-12-06 00:40:21,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:40:21,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 336 states and 685 transitions. [2024-12-06 00:40:21,420 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 685 transitions. [2024-12-06 00:40:21,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-12-06 00:40:21,420 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:40:21,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:40:21,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:40:21,428 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 00:40:21,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:40:21,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:40:21,545 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 00:40:21,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:40:21,631 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 61 iterations. [2024-12-06 00:40:21,694 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 12:40:21 ImpRootNode [2024-12-06 00:40:21,694 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 00:40:21,694 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 00:40:21,694 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 00:40:21,695 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 00:40:21,695 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:39:46" (3/4) ... [2024-12-06 00:40:21,696 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-12-06 00:40:21,772 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 84. [2024-12-06 00:40:21,851 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1d65af-d600-42b7-ae08-b116be5162f6/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 00:40:21,851 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1d65af-d600-42b7-ae08-b116be5162f6/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 00:40:21,851 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 00:40:21,852 INFO L158 Benchmark]: Toolchain (without parser) took 36738.54ms. Allocated memory was 117.4MB in the beginning and 402.7MB in the end (delta: 285.2MB). Free memory was 91.7MB in the beginning and 207.6MB in the end (delta: -115.9MB). Peak memory consumption was 166.1MB. Max. memory is 16.1GB. [2024-12-06 00:40:21,852 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 117.4MB. Free memory is still 73.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:40:21,852 INFO L158 Benchmark]: CACSL2BoogieTranslator took 263.22ms. Allocated memory is still 117.4MB. Free memory was 91.7MB in the beginning and 77.9MB in the end (delta: 13.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 00:40:21,853 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.48ms. Allocated memory is still 117.4MB. Free memory was 77.9MB in the beginning and 76.1MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:40:21,853 INFO L158 Benchmark]: Boogie Preprocessor took 28.01ms. Allocated memory is still 117.4MB. Free memory was 76.1MB in the beginning and 74.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:40:21,853 INFO L158 Benchmark]: RCFGBuilder took 603.46ms. Allocated memory is still 117.4MB. Free memory was 74.5MB in the beginning and 86.1MB in the end (delta: -11.6MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. [2024-12-06 00:40:21,853 INFO L158 Benchmark]: CodeCheck took 35649.08ms. Allocated memory was 117.4MB in the beginning and 402.7MB in the end (delta: 285.2MB). Free memory was 86.1MB in the beginning and 220.1MB in the end (delta: -134.0MB). Peak memory consumption was 153.6MB. Max. memory is 16.1GB. [2024-12-06 00:40:21,853 INFO L158 Benchmark]: Witness Printer took 156.77ms. Allocated memory is still 402.7MB. Free memory was 220.1MB in the beginning and 207.6MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:40:21,855 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 8 procedures, 97 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 35.6s, OverallIterations: 61, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 29841 SdHoareTripleChecker+Valid, 47.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 20609 mSDsluCounter, 52007 SdHoareTripleChecker+Invalid, 41.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 36936 mSDsCounter, 10301 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 37282 IncrementalHoareTripleChecker+Invalid, 47583 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10301 mSolverCounterUnsat, 15071 mSDtfsCounter, 37282 mSolverCounterSat, 1.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35219 GetRequests, 34434 SyntacticMatches, 287 SemanticMatches, 498 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122179 ImplicationChecksByTransitivity, 29.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.7s InterpolantComputationTime, 3096 NumberOfCodeBlocks, 3096 NumberOfCodeBlocksAsserted, 61 NumberOfCheckSat, 2963 ConstructedInterpolants, 0 QuantifiedInterpolants, 6158 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 60 InterpolantComputations, 47 PerfectInterpolantSequences, 400/502 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 - CounterExampleResult [Line: 125]: integer overflow possible integer overflow possible We found a FailurePath: [L24] int m_pc = 0; [L25] int t1_pc = 0; [L26] int t2_pc = 0; [L27] int m_st ; [L28] int t1_st ; [L29] int t2_st ; [L30] int m_i ; [L31] int t1_i ; [L32] int t2_i ; [L33] int M_E = 2; [L34] int T1_E = 2; [L35] int T2_E = 2; [L36] int E_M = 2; [L37] int E_1 = 2; [L38] int E_2 = 2; [L43] int token ; [L45] int local ; [L610] int __retres1 ; [L614] CALL init_model() [L524] m_i = 1 [L525] t1_i = 1 [L526] t2_i = 1 [L614] RET init_model() [L615] CALL start_simulation() [L551] int kernel_st ; [L552] int tmp ; [L553] int tmp___0 ; [L557] kernel_st = 0 VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, token=0] [L558] FCALL update_channels() VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, token=0] [L559] CALL init_threads() [L243] COND TRUE m_i == 1 [L244] m_st = 0 [L248] COND TRUE t1_i == 1 [L249] t1_st = 0 [L253] COND TRUE t2_i == 1 [L254] t2_st = 0 [L559] RET init_threads() [L560] CALL fire_delta_events() VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, \old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(M_E)=2, \old(T1_E)=2, \old(T2_E)=2, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, token=0] [L356] COND FALSE !(M_E == 0) [L361] COND FALSE !(T1_E == 0) [L366] COND FALSE !(T2_E == 0) [L371] COND FALSE !(E_M == 0) [L376] COND FALSE !(E_1 == 0) [L381] COND FALSE !(E_2 == 0) [L560] RET fire_delta_events() VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, token=0] [L561] CALL activate_threads() VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, \old(m_st)=0, \old(t1_st)=0, \old(t2_st)=0, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, token=0] [L429] int tmp ; [L430] int tmp___0 ; [L431] int tmp___1 ; [L435] CALL, EXPR is_master_triggered() [L175] int __retres1 ; VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, \old(m_st)=0, \old(t1_st)=0, \old(t2_st)=0, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, token=0] [L178] COND FALSE !(m_pc == 1) VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, \old(m_st)=0, \old(t1_st)=0, \old(t2_st)=0, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, token=0] [L188] __retres1 = 0 VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, \old(m_st)=0, \old(t1_st)=0, \old(t2_st)=0, __retres1=0, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, token=0] [L190] return (__retres1); [L435] RET, EXPR is_master_triggered() [L435] tmp = is_master_triggered() [L437] COND FALSE !(\read(tmp)) [L443] CALL, EXPR is_transmit1_triggered() [L194] int __retres1 ; VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, \old(m_st)=0, \old(t1_st)=0, \old(t2_st)=0, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, token=0] [L197] COND FALSE !(t1_pc == 1) VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, \old(m_st)=0, \old(t1_st)=0, \old(t2_st)=0, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, token=0] [L207] __retres1 = 0 VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, \old(m_st)=0, \old(t1_st)=0, \old(t2_st)=0, __retres1=0, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, token=0] [L209] return (__retres1); [L443] RET, EXPR is_transmit1_triggered() [L443] tmp___0 = is_transmit1_triggered() [L445] COND FALSE !(\read(tmp___0)) [L451] CALL, EXPR is_transmit2_triggered() [L213] int __retres1 ; VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, \old(m_st)=0, \old(t1_st)=0, \old(t2_st)=0, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, token=0] [L216] COND FALSE !(t2_pc == 1) VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, \old(m_st)=0, \old(t1_st)=0, \old(t2_st)=0, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, token=0] [L226] __retres1 = 0 VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, \old(m_st)=0, \old(t1_st)=0, \old(t2_st)=0, __retres1=0, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, token=0] [L228] return (__retres1); [L451] RET, EXPR is_transmit2_triggered() [L451] tmp___1 = is_transmit2_triggered() [L453] COND FALSE !(\read(tmp___1)) [L561] RET activate_threads() VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, token=0] [L562] CALL reset_delta_events() VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, \old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(M_E)=2, \old(T1_E)=2, \old(T2_E)=2, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, token=0] [L394] COND FALSE !(M_E == 1) [L399] COND FALSE !(T1_E == 1) [L404] COND FALSE !(T2_E == 1) [L409] COND FALSE !(E_M == 1) [L414] COND FALSE !(E_1 == 1) [L419] COND FALSE !(E_2 == 1) [L562] RET reset_delta_events() VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, token=0] [L568] kernel_st = 1 [L569] CALL eval() [L289] int tmp ; VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, token=0] [L296] CALL, EXPR exists_runnable_thread() VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, token=0] [L263] int __retres1 ; [L266] COND TRUE m_st == 0 [L267] __retres1 = 1 [L284] return (__retres1); [L296] RET, EXPR exists_runnable_thread() VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, token=0] [L296] tmp = exists_runnable_thread() [L298] COND TRUE \read(tmp) VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, token=0] [L303] COND TRUE m_st == 0 [L304] int tmp_ndt_1; [L305] tmp_ndt_1 = __VERIFIER_nondet_int() [L306] COND FALSE !(\read(tmp_ndt_1)) VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, token=0] [L317] COND TRUE t1_st == 0 [L318] int tmp_ndt_2; [L319] tmp_ndt_2 = __VERIFIER_nondet_int() [L320] COND TRUE \read(tmp_ndt_2) [L322] t1_st = 1 [L323] CALL transmit1() [L106] COND TRUE t1_pc == 0 VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=1, t2_i=1, t2_pc=0, t2_st=0, token=0] [L119] t1_pc = 1 [L120] t1_st = 2 [L323] RET transmit1() [L331] COND TRUE t2_st == 0 [L332] int tmp_ndt_3; [L333] tmp_ndt_3 = __VERIFIER_nondet_int() [L334] COND FALSE !(\read(tmp_ndt_3)) VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=1, t1_st=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L296] CALL, EXPR exists_runnable_thread() VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=1, t1_st=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L263] int __retres1 ; [L266] COND TRUE m_st == 0 [L267] __retres1 = 1 [L284] return (__retres1); [L296] RET, EXPR exists_runnable_thread() VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=1, t1_st=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L296] tmp = exists_runnable_thread() [L298] COND TRUE \read(tmp) VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=1, t1_st=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L303] COND TRUE m_st == 0 [L304] int tmp_ndt_1; [L305] tmp_ndt_1 = __VERIFIER_nondet_int() [L306] COND TRUE \read(tmp_ndt_1) [L308] m_st = 1 [L309] CALL master() [L48] int tmp_var = __VERIFIER_nondet_int(); [L50] COND TRUE m_pc == 0 VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, local=0, m_i=1, m_pc=0, m_st=1, t1_i=1, t1_pc=1, t1_st=2, t2_i=1, t2_pc=0, t2_st=0, tmp_var=0, token=0] [L64] token = __VERIFIER_nondet_int() [L65] local = token [L66] E_1 = 1 VAL [E_1=1, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, local=2147483647, m_i=1, m_pc=0, m_st=1, t1_i=1, t1_pc=1, t1_st=2, t2_i=1, t2_pc=0, t2_st=0, tmp_var=0, token=2147483647] [L67] CALL immediate_notify() VAL [E_1=1, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, \old(m_st)=1, \old(t1_st)=2, \old(t2_st)=0, local=2147483647, m_i=1, m_pc=0, m_st=1, t1_i=1, t1_pc=1, t1_st=2, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L467] CALL activate_threads() VAL [E_1=1, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, \old(m_st)=1, \old(t1_st)=2, \old(t2_st)=0, local=2147483647, m_i=1, m_pc=0, m_st=1, t1_i=1, t1_pc=1, t1_st=2, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L429] int tmp ; [L430] int tmp___0 ; [L431] int tmp___1 ; [L435] CALL, EXPR is_master_triggered() [L175] int __retres1 ; VAL [E_1=1, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, \old(m_st)=1, \old(t1_st)=2, \old(t2_st)=0, local=2147483647, m_i=1, m_pc=0, m_st=1, t1_i=1, t1_pc=1, t1_st=2, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L178] COND FALSE !(m_pc == 1) VAL [E_1=1, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, \old(m_st)=1, \old(t1_st)=2, \old(t2_st)=0, local=2147483647, m_i=1, m_pc=0, m_st=1, t1_i=1, t1_pc=1, t1_st=2, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L188] __retres1 = 0 VAL [E_1=1, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, \old(m_st)=1, \old(t1_st)=2, \old(t2_st)=0, __retres1=0, local=2147483647, m_i=1, m_pc=0, m_st=1, t1_i=1, t1_pc=1, t1_st=2, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L190] return (__retres1); [L435] RET, EXPR is_master_triggered() [L435] tmp = is_master_triggered() [L437] COND FALSE !(\read(tmp)) [L443] CALL, EXPR is_transmit1_triggered() [L194] int __retres1 ; VAL [E_1=1, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, \old(m_st)=1, \old(t1_st)=2, \old(t2_st)=0, local=2147483647, m_i=1, m_pc=0, m_st=1, t1_i=1, t1_pc=1, t1_st=2, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L197] COND TRUE t1_pc == 1 VAL [E_1=1, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, \old(m_st)=1, \old(t1_st)=2, \old(t2_st)=0, local=2147483647, m_i=1, m_pc=0, m_st=1, t1_i=1, t1_pc=1, t1_st=2, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L198] COND TRUE E_1 == 1 [L199] __retres1 = 1 VAL [E_1=1, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, \old(m_st)=1, \old(t1_st)=2, \old(t2_st)=0, __retres1=1, local=2147483647, m_i=1, m_pc=0, m_st=1, t1_i=1, t1_pc=1, t1_st=2, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L209] return (__retres1); [L443] RET, EXPR is_transmit1_triggered() [L443] tmp___0 = is_transmit1_triggered() [L445] COND TRUE \read(tmp___0) [L446] t1_st = 0 [L451] CALL, EXPR is_transmit2_triggered() [L213] int __retres1 ; VAL [E_1=1, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, \old(m_st)=1, \old(t1_st)=2, \old(t2_st)=0, local=2147483647, m_i=1, m_pc=0, m_st=1, t1_i=1, t1_pc=1, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L216] COND FALSE !(t2_pc == 1) VAL [E_1=1, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, \old(m_st)=1, \old(t1_st)=2, \old(t2_st)=0, local=2147483647, m_i=1, m_pc=0, m_st=1, t1_i=1, t1_pc=1, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L226] __retres1 = 0 VAL [E_1=1, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, \old(m_st)=1, \old(t1_st)=2, \old(t2_st)=0, __retres1=0, local=2147483647, m_i=1, m_pc=0, m_st=1, t1_i=1, t1_pc=1, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L228] return (__retres1); [L451] RET, EXPR is_transmit2_triggered() [L451] tmp___1 = is_transmit2_triggered() [L453] COND FALSE !(\read(tmp___1)) [L467] RET activate_threads() VAL [E_1=1, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, \old(m_st)=1, \old(t1_st)=2, \old(t2_st)=0, local=2147483647, m_i=1, m_pc=0, m_st=1, t1_i=1, t1_pc=1, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L67] RET immediate_notify() VAL [E_1=1, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, local=2147483647, m_i=1, m_pc=0, m_st=1, t1_i=1, t1_pc=1, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, tmp_var=0, token=2147483647] [L68] E_1 = 2 [L69] m_pc = 1 [L70] m_st = 2 VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, local=2147483647, m_i=1, m_pc=1, m_st=2, t1_i=1, t1_pc=1, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, tmp_var=0, token=2147483647] [L309] RET master() [L317] COND TRUE t1_st == 0 [L318] int tmp_ndt_2; [L319] tmp_ndt_2 = __VERIFIER_nondet_int() [L320] COND TRUE \read(tmp_ndt_2) [L322] t1_st = 1 [L323] CALL transmit1() [L106] COND FALSE !(t1_pc == 0) VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, local=2147483647, m_i=1, m_pc=1, m_st=2, t1_i=1, t1_pc=1, t1_st=1, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L109] COND TRUE t1_pc == 1 VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, local=2147483647, m_i=1, m_pc=1, m_st=2, t1_i=1, t1_pc=1, t1_st=1, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L125] token += 1 VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, local=2147483647, m_i=1, m_pc=1, m_st=2, t1_i=1, t1_pc=1, t1_st=1, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 117.4MB. Free memory is still 73.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 263.22ms. Allocated memory is still 117.4MB. Free memory was 91.7MB in the beginning and 77.9MB in the end (delta: 13.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.48ms. Allocated memory is still 117.4MB. Free memory was 77.9MB in the beginning and 76.1MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 28.01ms. Allocated memory is still 117.4MB. Free memory was 76.1MB in the beginning and 74.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 603.46ms. Allocated memory is still 117.4MB. Free memory was 74.5MB in the beginning and 86.1MB in the end (delta: -11.6MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. * CodeCheck took 35649.08ms. Allocated memory was 117.4MB in the beginning and 402.7MB in the end (delta: 285.2MB). Free memory was 86.1MB in the beginning and 220.1MB in the end (delta: -134.0MB). Peak memory consumption was 153.6MB. Max. memory is 16.1GB. * Witness Printer took 156.77ms. Allocated memory is still 402.7MB. Free memory was 220.1MB in the beginning and 207.6MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-12-06 00:40:21,871 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1d65af-d600-42b7-ae08-b116be5162f6/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)