./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops/insertion_sort-1-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b17a571-9ce7-40e0-93eb-1b3c40afb5ea/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b17a571-9ce7-40e0-93eb-1b3c40afb5ea/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b17a571-9ce7-40e0-93eb-1b3c40afb5ea/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b17a571-9ce7-40e0-93eb-1b3c40afb5ea/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/loops/insertion_sort-1-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b17a571-9ce7-40e0-93eb-1b3c40afb5ea/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b17a571-9ce7-40e0-93eb-1b3c40afb5ea/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 36d1103e69366c6d9110aa7e24b0c4765120510facc121d7623fcf9373a67e96 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:57:37,117 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:57:37,187 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b17a571-9ce7-40e0-93eb-1b3c40afb5ea/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 03:57:37,192 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 03:57:37,192 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 03:57:37,234 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:57:37,236 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:57:37,237 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:57:37,238 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:57:37,238 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:57:37,238 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:57:37,240 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:57:37,240 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:57:37,240 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 03:57:37,240 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:57:37,240 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:57:37,240 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:57:37,240 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:57:37,241 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:57:37,241 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:57:37,241 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:57:37,242 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:57:37,242 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:57:37,242 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:57:37,242 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:57:37,242 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:57:37,242 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:57:37,243 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:57:37,243 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:57:37,243 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:57:37,243 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:57:37,243 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 03:57:37,243 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 03:57:37,243 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_9b17a571-9ce7-40e0-93eb-1b3c40afb5ea/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36d1103e69366c6d9110aa7e24b0c4765120510facc121d7623fcf9373a67e96 [2024-11-25 03:57:37,588 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:57:37,597 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:57:37,599 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:57:37,601 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:57:37,602 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:57:37,604 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b17a571-9ce7-40e0-93eb-1b3c40afb5ea/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/loops/insertion_sort-1-2.c [2024-11-25 03:57:40,604 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b17a571-9ce7-40e0-93eb-1b3c40afb5ea/bin/ukojak-verify-ENZ3QT5qd3/data/3e03c01c4/1146b91658d34187912848ebfecdb660/FLAGb38da0090 [2024-11-25 03:57:40,869 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:57:40,870 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b17a571-9ce7-40e0-93eb-1b3c40afb5ea/sv-benchmarks/c/loops/insertion_sort-1-2.c [2024-11-25 03:57:40,882 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b17a571-9ce7-40e0-93eb-1b3c40afb5ea/bin/ukojak-verify-ENZ3QT5qd3/data/3e03c01c4/1146b91658d34187912848ebfecdb660/FLAGb38da0090 [2024-11-25 03:57:40,908 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b17a571-9ce7-40e0-93eb-1b3c40afb5ea/bin/ukojak-verify-ENZ3QT5qd3/data/3e03c01c4/1146b91658d34187912848ebfecdb660 [2024-11-25 03:57:40,910 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:57:40,912 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:57:40,913 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:57:40,914 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:57:40,920 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:57:40,921 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:57:40" (1/1) ... [2024-11-25 03:57:40,926 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1953c4b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:40, skipping insertion in model container [2024-11-25 03:57:40,926 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:57:40" (1/1) ... [2024-11-25 03:57:40,947 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:57:41,149 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b17a571-9ce7-40e0-93eb-1b3c40afb5ea/sv-benchmarks/c/loops/insertion_sort-1-2.c[330,343] [2024-11-25 03:57:41,182 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:57:41,193 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:57:41,209 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b17a571-9ce7-40e0-93eb-1b3c40afb5ea/sv-benchmarks/c/loops/insertion_sort-1-2.c[330,343] [2024-11-25 03:57:41,228 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:57:41,252 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:57:41,253 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:41 WrapperNode [2024-11-25 03:57:41,254 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:57:41,256 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:57:41,256 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:57:41,257 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:57:41,268 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:41" (1/1) ... [2024-11-25 03:57:41,278 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:41" (1/1) ... [2024-11-25 03:57:41,303 INFO L138 Inliner]: procedures = 15, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 79 [2024-11-25 03:57:41,306 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:57:41,307 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:57:41,307 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:57:41,307 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:57:41,316 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:41" (1/1) ... [2024-11-25 03:57:41,316 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:41" (1/1) ... [2024-11-25 03:57:41,323 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:41" (1/1) ... [2024-11-25 03:57:41,324 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:41" (1/1) ... [2024-11-25 03:57:41,334 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:41" (1/1) ... [2024-11-25 03:57:41,337 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:41" (1/1) ... [2024-11-25 03:57:41,345 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:41" (1/1) ... [2024-11-25 03:57:41,346 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:41" (1/1) ... [2024-11-25 03:57:41,351 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:41" (1/1) ... [2024-11-25 03:57:41,353 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:57:41,354 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:57:41,355 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:57:41,359 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:57:41,360 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:41" (1/1) ... [2024-11-25 03:57:41,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:57:41,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b17a571-9ce7-40e0-93eb-1b3c40afb5ea/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:57:41,400 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b17a571-9ce7-40e0-93eb-1b3c40afb5ea/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:57:41,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b17a571-9ce7-40e0-93eb-1b3c40afb5ea/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:57:41,441 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:57:41,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 03:57:41,441 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-25 03:57:41,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-25 03:57:41,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:57:41,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:57:41,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-25 03:57:41,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 03:57:41,536 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:57:41,539 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:57:41,822 INFO L? ?]: Removed 17 outVars from TransFormulas that were not future-live. [2024-11-25 03:57:41,822 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:57:41,900 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:57:41,900 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-25 03:57:41,901 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:57:41 BoogieIcfgContainer [2024-11-25 03:57:41,901 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:57:41,902 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:57:41,902 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:57:41,914 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:57:41,914 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:57:41" (1/1) ... [2024-11-25 03:57:41,928 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:57:41,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:57:41,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2024-11-25 03:57:42,001 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2024-11-25 03:57:42,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 03:57:42,003 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:57:42,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:57:42,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:57:42,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:57:42,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:57:42,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 17 states and 26 transitions. [2024-11-25 03:57:42,613 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 26 transitions. [2024-11-25 03:57:42,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-25 03:57:42,614 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:57:42,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:57:42,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:57:42,993 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:57:43,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:57:43,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 20 states and 35 transitions. [2024-11-25 03:57:43,416 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 35 transitions. [2024-11-25 03:57:43,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-25 03:57:43,419 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:57:43,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:57:43,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:57:43,800 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:57:44,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:57:44,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 21 states and 35 transitions. [2024-11-25 03:57:44,260 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 35 transitions. [2024-11-25 03:57:44,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-25 03:57:44,261 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:57:44,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:57:44,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:57:44,299 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-25 03:57:44,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:57:44,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 21 states and 34 transitions. [2024-11-25 03:57:44,321 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 34 transitions. [2024-11-25 03:57:44,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-25 03:57:44,321 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:57:44,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:57:44,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:57:44,578 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:57:44,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:57:44,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 22 states and 36 transitions. [2024-11-25 03:57:44,847 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 36 transitions. [2024-11-25 03:57:44,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 03:57:44,847 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:57:44,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:57:44,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:57:46,098 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:57:47,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:57:47,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 29 states and 53 transitions. [2024-11-25 03:57:47,798 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 53 transitions. [2024-11-25 03:57:47,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-25 03:57:47,798 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:57:47,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:57:47,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:57:48,701 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:57:49,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:57:49,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 63 transitions. [2024-11-25 03:57:49,899 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 63 transitions. [2024-11-25 03:57:49,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-25 03:57:49,901 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:57:49,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:57:49,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:57:50,406 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-25 03:57:54,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:57:54,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 42 states and 86 transitions. [2024-11-25 03:57:54,098 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 86 transitions. [2024-11-25 03:57:54,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 03:57:54,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:57:54,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:57:54,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:57:54,479 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-25 03:57:55,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:57:55,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 42 states and 85 transitions. [2024-11-25 03:57:55,163 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 85 transitions. [2024-11-25 03:57:55,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 03:57:55,164 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:57:55,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:57:55,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:57:55,540 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:57:57,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:57:57,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 46 states and 95 transitions. [2024-11-25 03:57:57,388 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 95 transitions. [2024-11-25 03:57:57,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 03:57:57,389 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:57:57,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:57:57,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:57:57,504 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:57:58,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:57:58,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 47 states and 98 transitions. [2024-11-25 03:57:58,098 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 98 transitions. [2024-11-25 03:57:58,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 03:57:58,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:57:58,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:57:58,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:57:58,617 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 03:58:00,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:58:00,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 51 states and 105 transitions. [2024-11-25 03:58:00,822 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 105 transitions. [2024-11-25 03:58:00,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-25 03:58:00,823 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:58:00,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:58:00,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:58:00,984 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-25 03:58:01,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:58:01,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 54 states and 107 transitions. [2024-11-25 03:58:01,931 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 107 transitions. [2024-11-25 03:58:01,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-25 03:58:01,932 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:58:01,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:58:01,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:58:03,293 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-25 03:58:05,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:58:05,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 58 states and 127 transitions. [2024-11-25 03:58:05,853 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 127 transitions. [2024-11-25 03:58:05,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-25 03:58:05,858 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:58:05,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:58:05,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:58:05,967 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 03:58:06,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:58:06,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 61 states and 132 transitions. [2024-11-25 03:58:06,923 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 132 transitions. [2024-11-25 03:58:06,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-25 03:58:06,924 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:58:06,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:58:06,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:58:07,836 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-25 03:58:09,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:58:09,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 64 states and 135 transitions. [2024-11-25 03:58:09,234 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 135 transitions. [2024-11-25 03:58:09,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-25 03:58:09,239 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:58:09,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:58:09,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:58:10,597 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-25 03:58:12,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:58:12,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 67 states and 140 transitions. [2024-11-25 03:58:12,198 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 140 transitions. [2024-11-25 03:58:12,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 03:58:12,202 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:58:12,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:58:12,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:58:13,983 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:58:19,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:58:19,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 73 states and 163 transitions. [2024-11-25 03:58:19,670 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 163 transitions. [2024-11-25 03:58:19,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 03:58:19,671 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:58:19,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:58:19,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:58:20,600 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:58:27,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:58:27,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 82 states and 187 transitions. [2024-11-25 03:58:27,491 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 187 transitions. [2024-11-25 03:58:27,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-25 03:58:27,491 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:58:27,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:58:27,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:58:29,315 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:58:33,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:58:33,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 85 states and 197 transitions. [2024-11-25 03:58:33,485 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 197 transitions. [2024-11-25 03:58:33,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-25 03:58:33,486 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:58:33,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:58:33,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:58:34,761 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 1 proven. 21 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-25 03:58:38,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:58:38,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 89 states and 209 transitions. [2024-11-25 03:58:38,996 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 209 transitions. [2024-11-25 03:58:38,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-25 03:58:38,997 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:58:38,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:58:39,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:58:39,115 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 03:58:42,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:58:42,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 92 states and 213 transitions. [2024-11-25 03:58:42,213 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 213 transitions. [2024-11-25 03:58:42,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-25 03:58:42,214 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:58:42,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:58:42,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:58:43,448 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-25 03:58:55,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:58:55,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 102 states and 232 transitions. [2024-11-25 03:58:55,257 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 232 transitions. [2024-11-25 03:58:55,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-25 03:58:55,257 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:58:55,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:58:55,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:58:56,826 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-25 03:59:03,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:59:03,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 107 states and 241 transitions. [2024-11-25 03:59:03,912 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 241 transitions. [2024-11-25 03:59:03,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-25 03:59:03,913 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:59:03,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:59:03,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:59:07,048 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:59:12,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:59:12,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 112 states and 250 transitions. [2024-11-25 03:59:12,693 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 250 transitions. [2024-11-25 03:59:12,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-25 03:59:12,693 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:59:12,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:59:12,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:59:13,594 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 1 proven. 27 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-25 03:59:15,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:59:15,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 115 states and 257 transitions. [2024-11-25 03:59:15,658 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 257 transitions. [2024-11-25 03:59:15,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-25 03:59:15,658 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:59:15,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:59:15,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:59:15,771 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 17 proven. 14 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-25 03:59:19,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:59:19,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 118 states and 260 transitions. [2024-11-25 03:59:19,506 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 260 transitions. [2024-11-25 03:59:19,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-25 03:59:19,507 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:59:19,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:59:19,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:59:19,656 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 13 proven. 16 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-25 03:59:21,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:59:21,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 121 states and 262 transitions. [2024-11-25 03:59:21,644 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 262 transitions. [2024-11-25 03:59:21,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-25 03:59:21,644 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:59:21,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:59:21,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:59:23,429 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-25 03:59:30,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:59:30,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 124 states and 265 transitions. [2024-11-25 03:59:30,265 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 265 transitions. [2024-11-25 03:59:30,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-25 03:59:30,266 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:59:30,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:59:30,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:59:30,666 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-25 03:59:32,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:59:32,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 127 states and 269 transitions. [2024-11-25 03:59:32,627 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 269 transitions. [2024-11-25 03:59:32,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-25 03:59:32,628 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:59:32,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:59:32,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:59:34,855 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-25 03:59:40,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:59:40,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 131 states and 298 transitions. [2024-11-25 03:59:40,511 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 298 transitions. [2024-11-25 03:59:40,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-25 03:59:40,512 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:59:40,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:59:40,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:59:41,621 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-25 03:59:43,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:59:43,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 132 states and 300 transitions. [2024-11-25 03:59:43,269 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 300 transitions. [2024-11-25 03:59:43,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-25 03:59:43,269 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:59:43,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:59:43,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:59:44,198 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-25 03:59:45,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:59:45,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 133 states and 302 transitions. [2024-11-25 03:59:45,845 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 302 transitions. [2024-11-25 03:59:45,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-25 03:59:45,846 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:59:45,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:59:45,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:59:47,650 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-25 03:59:53,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:59:53,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 136 states and 305 transitions. [2024-11-25 03:59:53,368 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 305 transitions. [2024-11-25 03:59:53,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-25 03:59:53,369 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:59:53,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:59:53,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:59:54,967 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 13 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:00:32,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:00:32,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 149 states and 348 transitions. [2024-11-25 04:00:32,920 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 348 transitions. [2024-11-25 04:00:32,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-25 04:00:32,921 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:00:32,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:00:32,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:00:36,563 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 13 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:00:46,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:00:46,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 153 states and 359 transitions. [2024-11-25 04:00:46,860 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 359 transitions. [2024-11-25 04:00:46,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-25 04:00:46,861 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:00:46,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:00:46,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:00:49,178 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 15 proven. 25 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 04:00:53,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:00:53,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 156 states and 361 transitions. [2024-11-25 04:00:53,079 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 361 transitions. [2024-11-25 04:00:53,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-25 04:00:53,079 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:00:53,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:00:53,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:00:53,267 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 21 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-25 04:00:56,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:00:56,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 159 states and 363 transitions. [2024-11-25 04:00:56,526 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 363 transitions. [2024-11-25 04:00:56,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-25 04:00:56,527 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:00:56,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:00:56,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:00:56,690 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-25 04:00:59,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:00:59,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 162 states and 365 transitions. [2024-11-25 04:00:59,993 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 365 transitions. [2024-11-25 04:00:59,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-25 04:00:59,994 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:00:59,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:01:00,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:01:03,091 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-25 04:01:07,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:01:07,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 162 states and 364 transitions. [2024-11-25 04:01:07,071 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 364 transitions. [2024-11-25 04:01:07,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-25 04:01:07,072 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:01:07,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:01:07,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:01:09,074 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 6 proven. 31 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-25 04:01:14,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:01:14,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 163 states and 365 transitions. [2024-11-25 04:01:14,167 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 365 transitions. [2024-11-25 04:01:14,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-25 04:01:14,168 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:01:14,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:01:14,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:01:17,804 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-25 04:01:24,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:01:24,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 166 states and 367 transitions. [2024-11-25 04:01:24,119 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 367 transitions. [2024-11-25 04:01:24,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-25 04:01:24,120 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:01:24,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:01:24,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:01:28,921 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-25 04:01:57,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:01:57,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 177 states and 392 transitions. [2024-11-25 04:01:57,887 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 392 transitions. [2024-11-25 04:01:57,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-25 04:01:57,887 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:01:57,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:01:57,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:02:00,392 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-25 04:02:11,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:02:11,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 181 states and 404 transitions. [2024-11-25 04:02:11,585 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 404 transitions. [2024-11-25 04:02:11,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-25 04:02:11,585 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:02:11,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:02:11,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:02:13,766 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-25 04:02:29,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:02:29,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 188 states and 418 transitions. [2024-11-25 04:02:29,420 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 418 transitions. [2024-11-25 04:02:29,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-25 04:02:29,420 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:02:29,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:02:29,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:02:29,919 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 1 proven. 44 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-25 04:02:34,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:02:34,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 183 states and 394 transitions. [2024-11-25 04:02:34,384 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 394 transitions. [2024-11-25 04:02:34,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-25 04:02:34,384 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:02:34,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:02:34,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:02:35,772 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-25 04:02:44,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:02:44,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 187 states and 400 transitions. [2024-11-25 04:02:44,665 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 400 transitions. [2024-11-25 04:02:44,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-25 04:02:44,666 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:02:44,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:02:44,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:02:46,596 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:02:56,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:02:56,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 191 states and 408 transitions. [2024-11-25 04:02:56,159 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 408 transitions. [2024-11-25 04:02:56,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-25 04:02:56,160 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:02:56,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:02:56,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:02:57,311 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-25 04:03:00,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:03:00,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 194 states and 411 transitions. [2024-11-25 04:03:00,863 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 411 transitions. [2024-11-25 04:03:00,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-25 04:03:00,863 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:03:00,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:03:00,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:03:01,905 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-25 04:03:08,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:03:08,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 197 states and 415 transitions. [2024-11-25 04:03:08,595 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 415 transitions. [2024-11-25 04:03:08,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-25 04:03:08,596 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:03:08,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:03:08,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:03:11,222 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 3 proven. 22 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-25 04:03:33,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:03:33,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 204 states and 428 transitions. [2024-11-25 04:03:33,294 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 428 transitions. [2024-11-25 04:03:33,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-25 04:03:33,295 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:03:33,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:03:33,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:03:34,368 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-25 04:03:42,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:03:42,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 207 states and 432 transitions. [2024-11-25 04:03:42,414 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 432 transitions. [2024-11-25 04:03:42,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-25 04:03:42,415 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:03:42,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:03:42,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:03:46,313 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-25 04:04:04,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:04:04,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 215 states and 444 transitions. [2024-11-25 04:04:04,164 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 444 transitions. [2024-11-25 04:04:04,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-25 04:04:04,164 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:04:04,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:04:04,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:04:04,535 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-25 04:04:08,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:04:08,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 218 states and 447 transitions. [2024-11-25 04:04:08,950 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 447 transitions. [2024-11-25 04:04:08,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-25 04:04:08,950 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:04:08,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:04:08,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:04:08,975 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:04:09,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:04:09,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:04:09,116 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:04:09,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:04:09,187 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 55 iterations. [2024-11-25 04:04:09,249 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 04:04:09 ImpRootNode [2024-11-25 04:04:09,249 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 04:04:09,249 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 04:04:09,249 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 04:04:09,251 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 04:04:09,252 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:57:41" (3/4) ... [2024-11-25 04:04:09,252 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-25 04:04:09,300 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 29. [2024-11-25 04:04:09,377 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b17a571-9ce7-40e0-93eb-1b3c40afb5ea/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 04:04:09,378 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b17a571-9ce7-40e0-93eb-1b3c40afb5ea/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 04:04:09,378 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 04:04:09,379 INFO L158 Benchmark]: Toolchain (without parser) took 388466.70ms. Allocated memory was 142.6MB in the beginning and 1.3GB in the end (delta: 1.1GB). Free memory was 117.1MB in the beginning and 900.4MB in the end (delta: -783.4MB). Peak memory consumption was 344.2MB. Max. memory is 16.1GB. [2024-11-25 04:04:09,379 INFO L158 Benchmark]: CDTParser took 0.66ms. Allocated memory is still 117.4MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:04:09,379 INFO L158 Benchmark]: CACSL2BoogieTranslator took 341.07ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 105.6MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:04:09,379 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.68ms. Allocated memory is still 142.6MB. Free memory was 105.6MB in the beginning and 104.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:04:09,380 INFO L158 Benchmark]: Boogie Preprocessor took 46.70ms. Allocated memory is still 142.6MB. Free memory was 104.4MB in the beginning and 103.4MB in the end (delta: 1.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:04:09,380 INFO L158 Benchmark]: RCFGBuilder took 546.45ms. Allocated memory is still 142.6MB. Free memory was 103.4MB in the beginning and 88.4MB in the end (delta: 14.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:04:09,381 INFO L158 Benchmark]: CodeCheck took 387347.18ms. Allocated memory was 142.6MB in the beginning and 1.3GB in the end (delta: 1.1GB). Free memory was 88.2MB in the beginning and 908.8MB in the end (delta: -820.6MB). Peak memory consumption was 310.7MB. Max. memory is 16.1GB. [2024-11-25 04:04:09,381 INFO L158 Benchmark]: Witness Printer took 128.50ms. Allocated memory is still 1.3GB. Free memory was 908.8MB in the beginning and 900.4MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:04:09,383 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 14 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 387.2s, OverallIterations: 55, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 8942 SdHoareTripleChecker+Valid, 136.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7387 mSDsluCounter, 1373 SdHoareTripleChecker+Invalid, 120.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1052 mSDsCounter, 16120 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 49915 IncrementalHoareTripleChecker+Invalid, 66035 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 16120 mSolverCounterUnsat, 321 mSDtfsCounter, 49915 mSolverCounterSat, 1.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 14593 GetRequests, 12977 SyntacticMatches, 562 SemanticMatches, 1054 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 597627 ImplicationChecksByTransitivity, 360.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 69.3s InterpolantComputationTime, 1299 NumberOfCodeBlocks, 1299 NumberOfCodeBlocksAsserted, 55 NumberOfCheckSat, 1212 ConstructedInterpolants, 0 QuantifiedInterpolants, 11321 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 54 InterpolantComputations, 2 PerfectInterpolantSequences, 330/1391 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: 7]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L14] unsigned int SIZE=__VERIFIER_nondet_uint(); [L15] COND FALSE !(SIZE >= 4000000000 / sizeof(int)) [L18] int i, j, k, key; [L19] int v[SIZE]; [L20] j=0 VAL [SIZE=4, j=0, v={6496:0}] [L20] COND TRUE j=0) && (v[i]>key) [L25] EXPR v[i] [L25] (i>=0) && (v[i]>key) VAL [SIZE=4, i=0, j=1, key=-2147465166, v={6496:0}] [L25] COND FALSE !((i>=0) && (v[i]>key)) [L30] v[i+1] = key [L22] j++ VAL [SIZE=4, j=2, v={6496:0}] [L22] COND TRUE j=0) && (v[i]>key) [L25] EXPR v[i] [L25] (i>=0) && (v[i]>key) VAL [SIZE=4, i=1, j=2, key=-2147465166, v={6496:0}] [L25] COND FALSE !((i>=0) && (v[i]>key)) [L30] v[i+1] = key [L22] j++ VAL [SIZE=4, j=3, v={6496:0}] [L22] COND TRUE j=0) && (v[i]>key) [L25] EXPR v[i] [L25] (i>=0) && (v[i]>key) VAL [SIZE=4, i=2, j=3, key=-2147465167, v={6496:0}] [L25] COND TRUE (i>=0) && (v[i]>key) [L26] COND FALSE !(i<2) [L28] i = i - 1 VAL [SIZE=4, i=1, j=3, key=-2147465167, v={6496:0}] [L25] (i>=0) && (v[i]>key) [L25] EXPR v[i] [L25] (i>=0) && (v[i]>key) VAL [SIZE=4, i=1, j=3, key=-2147465167, v={6496:0}] [L25] COND TRUE (i>=0) && (v[i]>key) [L26] COND TRUE i<2 [L27] EXPR v[i] [L27] v[i+1] = v[i] [L28] i = i - 1 VAL [SIZE=4, i=0, j=3, key=-2147465167, v={6496:0}] [L25] (i>=0) && (v[i]>key) [L25] EXPR v[i] [L25] (i>=0) && (v[i]>key) VAL [SIZE=4, i=0, j=3, key=-2147465167, v={6496:0}] [L25] COND FALSE !((i>=0) && (v[i]>key)) [L30] v[i+1] = key [L22] j++ VAL [SIZE=4, j=4, v={6496:0}] [L22] COND FALSE !(j