./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/heap-manipulation/tree-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3826f3cd-f876-4c39-82ff-ca3090688048/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3826f3cd-f876-4c39-82ff-ca3090688048/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3826f3cd-f876-4c39-82ff-ca3090688048/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3826f3cd-f876-4c39-82ff-ca3090688048/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/heap-manipulation/tree-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3826f3cd-f876-4c39-82ff-ca3090688048/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3826f3cd-f876-4c39-82ff-ca3090688048/bin/ukojak-verify-EEHR8qb7sm --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 3ab0e6b3adccdafccbf4f7749fddf566a909e7e6b26ed4ad49012db1c4c97a10 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:18:12,802 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:18:12,886 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3826f3cd-f876-4c39-82ff-ca3090688048/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:18:12,891 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:18:12,895 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:18:12,921 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:18:12,922 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:18:12,923 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:18:12,924 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:18:12,924 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:18:12,925 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:18:12,925 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:18:12,925 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:18:12,926 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:18:12,926 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:18:12,928 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:18:12,928 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:18:12,928 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:18:12,928 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:18:12,928 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:18:12,929 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:18:12,929 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:18:12,929 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:18:12,929 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:18:12,929 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:18:12,929 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:18:12,930 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:18:12,930 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:18:12,930 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:18:12,930 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:18:12,930 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:18:12,930 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:18:12,931 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:18:12,931 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_3826f3cd-f876-4c39-82ff-ca3090688048/bin/ukojak-verify-EEHR8qb7sm 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 -> 3ab0e6b3adccdafccbf4f7749fddf566a909e7e6b26ed4ad49012db1c4c97a10 [2024-11-13 20:18:13,320 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:18:13,335 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:18:13,341 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:18:13,343 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:18:13,344 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:18:13,347 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3826f3cd-f876-4c39-82ff-ca3090688048/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/heap-manipulation/tree-3.i Unable to find full path for "g++" [2024-11-13 20:18:15,569 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:18:15,984 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:18:15,984 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3826f3cd-f876-4c39-82ff-ca3090688048/sv-benchmarks/c/heap-manipulation/tree-3.i [2024-11-13 20:18:16,006 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3826f3cd-f876-4c39-82ff-ca3090688048/bin/ukojak-verify-EEHR8qb7sm/data/5cce8624b/92bfb3691fbf4b4c8cdff0b278ae01f0/FLAG390fecbe4 [2024-11-13 20:18:16,031 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3826f3cd-f876-4c39-82ff-ca3090688048/bin/ukojak-verify-EEHR8qb7sm/data/5cce8624b/92bfb3691fbf4b4c8cdff0b278ae01f0 [2024-11-13 20:18:16,036 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:18:16,039 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:18:16,040 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:18:16,041 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:18:16,046 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:18:16,047 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:18:16" (1/1) ... [2024-11-13 20:18:16,048 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e22f267 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:16, skipping insertion in model container [2024-11-13 20:18:16,052 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:18:16" (1/1) ... [2024-11-13 20:18:16,088 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:18:16,493 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_3826f3cd-f876-4c39-82ff-ca3090688048/sv-benchmarks/c/heap-manipulation/tree-3.i[22626,22639] [2024-11-13 20:18:16,536 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:18:16,553 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:18:16,599 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_3826f3cd-f876-4c39-82ff-ca3090688048/sv-benchmarks/c/heap-manipulation/tree-3.i[22626,22639] [2024-11-13 20:18:16,615 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:18:16,644 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:18:16,645 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:16 WrapperNode [2024-11-13 20:18:16,645 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:18:16,646 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:18:16,647 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:18:16,647 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:18:16,655 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:16" (1/1) ... [2024-11-13 20:18:16,671 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:16" (1/1) ... [2024-11-13 20:18:16,702 INFO L138 Inliner]: procedures = 122, calls = 44, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 140 [2024-11-13 20:18:16,702 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:18:16,703 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:18:16,704 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:18:16,704 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:18:16,712 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:16" (1/1) ... [2024-11-13 20:18:16,712 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:16" (1/1) ... [2024-11-13 20:18:16,717 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:16" (1/1) ... [2024-11-13 20:18:16,717 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:16" (1/1) ... [2024-11-13 20:18:16,726 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:16" (1/1) ... [2024-11-13 20:18:16,731 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:16" (1/1) ... [2024-11-13 20:18:16,733 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:16" (1/1) ... [2024-11-13 20:18:16,734 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:16" (1/1) ... [2024-11-13 20:18:16,736 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:18:16,737 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:18:16,737 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:18:16,737 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:18:16,738 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:16" (1/1) ... [2024-11-13 20:18:16,745 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:18:16,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3826f3cd-f876-4c39-82ff-ca3090688048/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:18:16,788 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3826f3cd-f876-4c39-82ff-ca3090688048/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:18:16,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3826f3cd-f876-4c39-82ff-ca3090688048/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:18:16,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 20:18:16,825 INFO L130 BoogieDeclarations]: Found specification of procedure fail [2024-11-13 20:18:16,825 INFO L138 BoogieDeclarations]: Found implementation of procedure fail [2024-11-13 20:18:16,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 20:18:16,825 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 20:18:16,825 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:18:16,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-13 20:18:16,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-13 20:18:16,825 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 20:18:16,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:18:16,825 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:18:16,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:18:16,976 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:18:16,979 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:18:17,341 INFO L? ?]: Removed 33 outVars from TransFormulas that were not future-live. [2024-11-13 20:18:17,342 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:18:17,494 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:18:17,494 INFO L316 CfgBuilder]: Removed 11 assume(true) statements. [2024-11-13 20:18:17,494 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:18:17 BoogieIcfgContainer [2024-11-13 20:18:17,495 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:18:17,495 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:18:17,496 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:18:17,514 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:18:17,514 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:18:17" (1/1) ... [2024-11-13 20:18:17,525 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:18:17,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:17,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 28 states and 47 transitions. [2024-11-13 20:18:17,586 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 47 transitions. [2024-11-13 20:18:17,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 20:18:17,588 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:17,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:17,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:17,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:18:17,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:17,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2024-11-13 20:18:17,830 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2024-11-13 20:18:17,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 20:18:17,831 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:17,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:17,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:18,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:18:18,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:18,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 32 states and 46 transitions. [2024-11-13 20:18:18,294 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2024-11-13 20:18:18,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 20:18:18,294 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:18,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:18,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:18,422 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:18:18,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:18,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 33 states and 49 transitions. [2024-11-13 20:18:18,730 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 49 transitions. [2024-11-13 20:18:18,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 20:18:18,731 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:18,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:18,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:19,125 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:18:20,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:20,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 37 states and 60 transitions. [2024-11-13 20:18:20,141 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 60 transitions. [2024-11-13 20:18:20,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 20:18:20,144 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:20,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:20,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:20,467 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 20:18:20,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:20,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 33 states and 52 transitions. [2024-11-13 20:18:20,815 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 52 transitions. [2024-11-13 20:18:20,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 20:18:20,816 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:20,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:20,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:23,266 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:18:25,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:25,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 42 states and 77 transitions. [2024-11-13 20:18:25,100 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 77 transitions. [2024-11-13 20:18:25,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 20:18:25,101 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:25,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:25,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:26,115 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:18:29,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:29,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 48 states and 92 transitions. [2024-11-13 20:18:29,036 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 92 transitions. [2024-11-13 20:18:29,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 20:18:29,037 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:29,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:29,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:30,849 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:18:32,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:32,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 52 states and 102 transitions. [2024-11-13 20:18:32,243 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 102 transitions. [2024-11-13 20:18:32,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 20:18:32,245 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:32,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:32,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:33,331 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:18:34,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:34,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 53 states and 107 transitions. [2024-11-13 20:18:34,139 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 107 transitions. [2024-11-13 20:18:34,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 20:18:34,140 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:34,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:34,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:35,396 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:18:39,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:39,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 65 states and 134 transitions. [2024-11-13 20:18:39,677 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 134 transitions. [2024-11-13 20:18:39,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 20:18:39,681 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:39,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:39,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:43,232 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:18:46,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:46,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 67 states and 156 transitions. [2024-11-13 20:18:46,086 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 156 transitions. [2024-11-13 20:18:46,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 20:18:46,087 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:46,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:46,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:49,137 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:18:50,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:50,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 68 states and 167 transitions. [2024-11-13 20:18:50,764 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 167 transitions. [2024-11-13 20:18:50,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 20:18:50,768 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:50,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:50,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:52,550 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:18:55,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:55,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 70 states and 193 transitions. [2024-11-13 20:18:55,518 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 193 transitions. [2024-11-13 20:18:55,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 20:18:55,519 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:55,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:56,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:01,787 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:06,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:06,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 73 states and 238 transitions. [2024-11-13 20:19:06,713 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 238 transitions. [2024-11-13 20:19:06,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 20:19:06,714 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:06,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:06,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:09,521 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:11,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:11,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 74 states and 259 transitions. [2024-11-13 20:19:11,160 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 259 transitions. [2024-11-13 20:19:11,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 20:19:11,161 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:11,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:11,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:14,283 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:17,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:17,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 79 states and 284 transitions. [2024-11-13 20:19:17,627 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 284 transitions. [2024-11-13 20:19:17,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 20:19:17,627 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:17,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:17,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:19,349 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:22,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:22,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 81 states and 303 transitions. [2024-11-13 20:19:22,509 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 303 transitions. [2024-11-13 20:19:22,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 20:19:22,510 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:22,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:22,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:30,737 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:35,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:35,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 83 states and 328 transitions. [2024-11-13 20:19:35,219 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 328 transitions. [2024-11-13 20:19:35,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 20:19:35,219 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:35,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:36,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:43,388 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:48,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:48,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 88 states and 354 transitions. [2024-11-13 20:19:48,608 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 354 transitions. [2024-11-13 20:19:48,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 20:19:48,609 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:48,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:48,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:50,309 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:20:01,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:01,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 103 states and 399 transitions. [2024-11-13 20:20:01,501 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 399 transitions. [2024-11-13 20:20:01,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 20:20:01,501 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:01,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:01,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:02,137 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:20:02,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:02,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 104 states and 400 transitions. [2024-11-13 20:20:02,918 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 400 transitions. [2024-11-13 20:20:02,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 20:20:02,919 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:02,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:03,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:10,718 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:20:17,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:17,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 106 states and 419 transitions. [2024-11-13 20:20:17,383 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 419 transitions. [2024-11-13 20:20:17,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 20:20:17,384 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:17,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:18,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:25,828 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:20:32,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:32,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 109 states and 474 transitions. [2024-11-13 20:20:32,698 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 474 transitions. [2024-11-13 20:20:32,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 20:20:32,699 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:32,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:33,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:47,327 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 10 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:20:59,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:59,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 113 states and 562 transitions. [2024-11-13 20:20:59,491 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 562 transitions. [2024-11-13 20:20:59,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 20:20:59,491 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:59,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:21:00,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:21:12,835 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:21:25,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:21:25,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 120 states and 609 transitions. [2024-11-13 20:21:25,129 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 609 transitions. [2024-11-13 20:21:25,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 20:21:25,130 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:21:25,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:21:26,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:21:38,396 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:21:45,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:21:45,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 125 states and 636 transitions. [2024-11-13 20:21:45,809 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 636 transitions. [2024-11-13 20:21:45,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 20:21:45,810 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:21:45,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:21:45,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:21:46,434 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:21:47,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:21:47,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 126 states and 637 transitions. [2024-11-13 20:21:47,574 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 637 transitions. [2024-11-13 20:21:47,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 20:21:47,575 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:21:47,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:21:47,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:21:50,250 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:21:56,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:21:56,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 128 states and 662 transitions. [2024-11-13 20:21:56,484 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 662 transitions. [2024-11-13 20:21:56,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 20:21:56,485 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:21:56,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:21:57,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:22:07,490 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 10 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:22:15,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:22:15,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 130 states and 686 transitions. [2024-11-13 20:22:15,551 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 686 transitions. [2024-11-13 20:22:15,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 20:22:15,552 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:22:15,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:22:18,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:22:40,921 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 20 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:22:53,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:22:53,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 136 states and 736 transitions. [2024-11-13 20:22:53,332 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 736 transitions. [2024-11-13 20:22:53,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 20:22:53,333 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:22:53,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:22:57,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:23:19,627 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:23:43,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:23:43,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 143 states and 791 transitions. [2024-11-13 20:23:43,230 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 791 transitions. [2024-11-13 20:23:43,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 20:23:43,231 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:23:43,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:23:45,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:24:07,036 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 34 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:24:39,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:24:39,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 155 states and 961 transitions. [2024-11-13 20:24:39,856 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 961 transitions. [2024-11-13 20:24:39,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 20:24:39,857 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:24:39,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:24:41,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:25:00,801 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 22 proven. 15 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-13 20:25:04,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:25:04,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 155 states and 958 transitions. [2024-11-13 20:25:04,286 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 958 transitions. [2024-11-13 20:25:04,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 20:25:04,288 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:25:04,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:25:07,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:25:27,388 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 24 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:25:46,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:25:46,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 160 states and 999 transitions. [2024-11-13 20:25:46,829 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 999 transitions. [2024-11-13 20:25:46,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 20:25:46,830 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:25:46,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:25:47,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:25:55,851 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 8 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:26:26,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:26,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 175 states and 1062 transitions. [2024-11-13 20:26:26,912 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 1062 transitions. [2024-11-13 20:26:26,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 20:26:26,913 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:26,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:29,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:49,396 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:27:04,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:27:04,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 177 states and 1090 transitions. [2024-11-13 20:27:04,562 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 1090 transitions. [2024-11-13 20:27:04,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 20:27:04,563 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:27:04,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:27:07,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:27:38,712 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 22 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:27:58,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:27:58,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 182 states and 1126 transitions. [2024-11-13 20:27:58,717 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 1126 transitions. [2024-11-13 20:27:58,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 20:27:58,718 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:27:58,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:28:02,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:28:38,534 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 14 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:29:12,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:29:12,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 190 states and 1221 transitions. [2024-11-13 20:29:12,670 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 1221 transitions. [2024-11-13 20:29:12,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 20:29:12,671 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:29:12,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:29:25,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:30:01,615 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 7 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:30:42,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:30:42,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1278 states to 197 states and 1278 transitions. [2024-11-13 20:30:42,714 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 1278 transitions. [2024-11-13 20:30:42,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 20:30:42,715 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:30:42,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:30:48,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:31:20,668 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 7 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:31:50,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:31:50,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1334 states to 201 states and 1334 transitions. [2024-11-13 20:31:50,933 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 1334 transitions. [2024-11-13 20:31:50,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 20:31:50,934 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:31:50,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:32:00,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat