./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 d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043cae4-d916-4915-8cef-c1e5fd79a66a/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043cae4-d916-4915-8cef-c1e5fd79a66a/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_e043cae4-d916-4915-8cef-c1e5fd79a66a/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043cae4-d916-4915-8cef-c1e5fd79a66a/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/heap-manipulation/tree-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043cae4-d916-4915-8cef-c1e5fd79a66a/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_e043cae4-d916-4915-8cef-c1e5fd79a66a/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 3ab0e6b3adccdafccbf4f7749fddf566a909e7e6b26ed4ad49012db1c4c97a10 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:09:14,450 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:09:14,536 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043cae4-d916-4915-8cef-c1e5fd79a66a/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 04:09:14,540 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:09:14,541 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:09:14,576 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:09:14,578 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:09:14,578 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:09:14,579 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:09:14,579 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:09:14,580 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:09:14,580 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:09:14,580 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:09:14,581 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:09:14,581 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:09:14,581 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:09:14,581 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:09:14,582 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:09:14,582 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:09:14,582 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:09:14,582 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:09:14,582 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:09:14,582 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:09:14,583 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:09:14,583 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:09:14,583 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:09:14,583 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:09:14,583 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:09:14,583 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:09:14,583 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:09:14,584 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:09:14,584 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:09:14,584 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:09:14,584 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_e043cae4-d916-4915-8cef-c1e5fd79a66a/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 -> 3ab0e6b3adccdafccbf4f7749fddf566a909e7e6b26ed4ad49012db1c4c97a10 [2024-11-25 04:09:14,884 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:09:14,897 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:09:14,899 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:09:14,901 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:09:14,901 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:09:14,903 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043cae4-d916-4915-8cef-c1e5fd79a66a/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/heap-manipulation/tree-3.i [2024-11-25 04:09:17,948 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043cae4-d916-4915-8cef-c1e5fd79a66a/bin/ukojak-verify-ENZ3QT5qd3/data/b8424e12f/6d3ef77eb8a74fa58c05c24476ec2c49/FLAGa68f0ff43 [2024-11-25 04:09:18,312 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:09:18,313 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043cae4-d916-4915-8cef-c1e5fd79a66a/sv-benchmarks/c/heap-manipulation/tree-3.i [2024-11-25 04:09:18,333 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043cae4-d916-4915-8cef-c1e5fd79a66a/bin/ukojak-verify-ENZ3QT5qd3/data/b8424e12f/6d3ef77eb8a74fa58c05c24476ec2c49/FLAGa68f0ff43 [2024-11-25 04:09:18,513 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043cae4-d916-4915-8cef-c1e5fd79a66a/bin/ukojak-verify-ENZ3QT5qd3/data/b8424e12f/6d3ef77eb8a74fa58c05c24476ec2c49 [2024-11-25 04:09:18,516 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:09:18,517 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:09:18,519 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:09:18,519 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:09:18,529 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:09:18,530 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:09:18" (1/1) ... [2024-11-25 04:09:18,531 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26c69e03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:18, skipping insertion in model container [2024-11-25 04:09:18,533 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:09:18" (1/1) ... [2024-11-25 04:09:18,580 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:09:18,851 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_e043cae4-d916-4915-8cef-c1e5fd79a66a/sv-benchmarks/c/heap-manipulation/tree-3.i[22626,22639] [2024-11-25 04:09:18,880 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:09:18,889 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:09:18,921 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_e043cae4-d916-4915-8cef-c1e5fd79a66a/sv-benchmarks/c/heap-manipulation/tree-3.i[22626,22639] [2024-11-25 04:09:18,932 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:09:18,956 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:09:18,956 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:18 WrapperNode [2024-11-25 04:09:18,956 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:09:18,957 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:09:18,957 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:09:18,957 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:09:18,963 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:18" (1/1) ... [2024-11-25 04:09:18,973 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:18" (1/1) ... [2024-11-25 04:09:18,992 INFO L138 Inliner]: procedures = 122, calls = 44, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 140 [2024-11-25 04:09:18,993 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:09:18,993 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:09:18,994 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:09:18,994 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:09:19,000 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:18" (1/1) ... [2024-11-25 04:09:19,000 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:18" (1/1) ... [2024-11-25 04:09:19,004 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:18" (1/1) ... [2024-11-25 04:09:19,004 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:18" (1/1) ... [2024-11-25 04:09:19,012 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:18" (1/1) ... [2024-11-25 04:09:19,013 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:18" (1/1) ... [2024-11-25 04:09:19,017 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:18" (1/1) ... [2024-11-25 04:09:19,019 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:18" (1/1) ... [2024-11-25 04:09:19,020 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:18" (1/1) ... [2024-11-25 04:09:19,022 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:09:19,023 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:09:19,023 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:09:19,023 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:09:19,024 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:18" (1/1) ... [2024-11-25 04:09:19,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:09:19,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043cae4-d916-4915-8cef-c1e5fd79a66a/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:09:19,058 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043cae4-d916-4915-8cef-c1e5fd79a66a/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:09:19,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043cae4-d916-4915-8cef-c1e5fd79a66a/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:09:19,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-25 04:09:19,088 INFO L130 BoogieDeclarations]: Found specification of procedure fail [2024-11-25 04:09:19,088 INFO L138 BoogieDeclarations]: Found implementation of procedure fail [2024-11-25 04:09:19,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-25 04:09:19,088 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-25 04:09:19,088 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:09:19,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-25 04:09:19,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-25 04:09:19,089 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 04:09:19,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 04:09:19,089 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:09:19,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:09:19,229 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:09:19,231 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:09:19,498 INFO L? ?]: Removed 33 outVars from TransFormulas that were not future-live. [2024-11-25 04:09:19,498 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:09:19,647 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:09:19,648 INFO L312 CfgBuilder]: Removed 9 assume(true) statements. [2024-11-25 04:09:19,648 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:09:19 BoogieIcfgContainer [2024-11-25 04:09:19,648 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:09:19,649 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:09:19,649 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:09:19,663 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:09:19,663 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:09:19" (1/1) ... [2024-11-25 04:09:19,673 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:09:19,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:09:19,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 28 states and 47 transitions. [2024-11-25 04:09:19,736 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 47 transitions. [2024-11-25 04:09:19,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-25 04:09:19,737 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:09:19,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:09:19,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:09:19,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:09:19,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:09:19,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2024-11-25 04:09:19,960 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2024-11-25 04:09:19,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-25 04:09:19,961 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:09:19,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:09:19,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:09:20,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:09:20,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:09:20,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 32 states and 46 transitions. [2024-11-25 04:09:20,389 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2024-11-25 04:09:20,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-25 04:09:20,390 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:09:20,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:09:20,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:09:20,518 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:09:20,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:09:20,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 33 states and 49 transitions. [2024-11-25 04:09:20,805 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 49 transitions. [2024-11-25 04:09:20,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-25 04:09:20,805 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:09:20,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:09:20,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:09:21,162 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-25 04:09:21,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:09:21,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 32 states and 47 transitions. [2024-11-25 04:09:21,998 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 47 transitions. [2024-11-25 04:09:21,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 04:09:21,999 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:09:21,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:09:22,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:09:23,931 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:09:25,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:09:25,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 41 states and 67 transitions. [2024-11-25 04:09:25,679 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 67 transitions. [2024-11-25 04:09:25,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 04:09:25,682 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:09:25,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:09:25,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:09:26,405 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:09:28,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:09:28,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 47 states and 81 transitions. [2024-11-25 04:09:28,406 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 81 transitions. [2024-11-25 04:09:28,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-25 04:09:28,407 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:09:28,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:09:28,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:09:30,097 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:09:31,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:09:31,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 51 states and 90 transitions. [2024-11-25 04:09:31,322 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 90 transitions. [2024-11-25 04:09:31,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-25 04:09:31,323 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:09:31,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:09:31,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:09:32,175 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:09:33,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:09:33,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 52 states and 94 transitions. [2024-11-25 04:09:33,137 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 94 transitions. [2024-11-25 04:09:33,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-25 04:09:33,138 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:09:33,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:09:33,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:09:36,153 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 04:09:37,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:09:37,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 53 states and 105 transitions. [2024-11-25 04:09:37,480 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 105 transitions. [2024-11-25 04:09:37,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-25 04:09:37,480 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:09:37,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:09:37,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:09:39,168 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:09:41,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:09:41,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 55 states and 124 transitions. [2024-11-25 04:09:41,628 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 124 transitions. [2024-11-25 04:09:41,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-25 04:09:41,628 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:09:41,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:09:41,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:09:45,997 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:09:49,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:09:49,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 60 states and 153 transitions. [2024-11-25 04:09:49,226 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 153 transitions. [2024-11-25 04:09:49,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-25 04:09:49,227 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:09:49,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:09:49,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:09:50,348 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:09:55,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:09:55,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 72 states and 184 transitions. [2024-11-25 04:09:55,816 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 184 transitions. [2024-11-25 04:09:55,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 04:09:55,817 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:09:55,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:09:56,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:09:58,878 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:10:02,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:10:02,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 74 states and 207 transitions. [2024-11-25 04:10:02,128 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 207 transitions. [2024-11-25 04:10:02,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 04:10:02,128 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:10:02,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:10:02,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:10:05,168 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:10:08,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:10:08,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 79 states and 225 transitions. [2024-11-25 04:10:08,756 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 225 transitions. [2024-11-25 04:10:08,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 04:10:08,757 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:10:08,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:10:08,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:10:11,288 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 8 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:10:14,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:10:14,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 81 states and 255 transitions. [2024-11-25 04:10:14,997 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 255 transitions. [2024-11-25 04:10:14,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-25 04:10:14,998 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:10:14,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:10:15,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:10:21,604 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:10:29,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:10:29,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 84 states and 302 transitions. [2024-11-25 04:10:29,463 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 302 transitions. [2024-11-25 04:10:29,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-25 04:10:29,464 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:10:29,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:10:29,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:10:31,481 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:10:36,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:10:36,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 86 states and 320 transitions. [2024-11-25 04:10:36,117 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 320 transitions. [2024-11-25 04:10:36,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-25 04:10:36,118 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:10:36,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:10:36,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:10:42,080 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:10:46,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:10:46,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 91 states and 343 transitions. [2024-11-25 04:10:46,802 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 343 transitions. [2024-11-25 04:10:46,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-25 04:10:46,803 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:10:46,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:10:47,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:10:53,098 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:10:56,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:10:56,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 92 states and 356 transitions. [2024-11-25 04:10:56,825 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 356 transitions. [2024-11-25 04:10:56,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-25 04:10:56,826 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:10:56,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:10:57,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:11:06,064 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 16 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:11:13,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:11:13,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 94 states and 412 transitions. [2024-11-25 04:11:13,303 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 412 transitions. [2024-11-25 04:11:13,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-25 04:11:13,303 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:11:13,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:11:14,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:11:26,631 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:11:36,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:11:36,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 100 states and 473 transitions. [2024-11-25 04:11:36,587 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 473 transitions. [2024-11-25 04:11:36,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-25 04:11:36,588 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:11:36,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:11:37,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:11:50,557 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 12 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:12:01,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:12:01,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 103 states and 508 transitions. [2024-11-25 04:12:01,534 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 508 transitions. [2024-11-25 04:12:01,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-25 04:12:01,535 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:12:01,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:12:01,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:12:10,570 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:12:18,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:12:18,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 105 states and 531 transitions. [2024-11-25 04:12:18,589 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 531 transitions. [2024-11-25 04:12:18,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-25 04:12:18,589 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:12:18,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:12:18,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:12:23,774 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:12:29,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:12:29,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 107 states and 556 transitions. [2024-11-25 04:12:29,576 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 556 transitions. [2024-11-25 04:12:29,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-25 04:12:29,577 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:12:29,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:12:29,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:12:31,768 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:12:48,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:12:48,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 122 states and 604 transitions. [2024-11-25 04:12:48,708 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 604 transitions. [2024-11-25 04:12:48,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-25 04:12:48,709 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:12:48,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:12:48,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:12:50,418 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:13:02,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:13:02,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 134 states and 625 transitions. [2024-11-25 04:13:02,481 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 625 transitions. [2024-11-25 04:13:02,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-25 04:13:02,482 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:13:02,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:13:02,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:13:10,550 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 22 proven. 8 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-25 04:13:14,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:13:14,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 128 states and 614 transitions. [2024-11-25 04:13:14,315 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 614 transitions. [2024-11-25 04:13:14,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-25 04:13:14,315 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:13:14,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:13:15,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:13:25,077 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:13:35,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:13:35,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 133 states and 644 transitions. [2024-11-25 04:13:35,371 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 644 transitions. [2024-11-25 04:13:35,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-25 04:13:35,376 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:13:35,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:13:36,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:13:48,553 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:14:05,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:14:05,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 136 states and 683 transitions. [2024-11-25 04:14:05,623 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 683 transitions. [2024-11-25 04:14:05,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-25 04:14:05,624 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:14:05,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:14:06,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:14:24,724 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 8 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:14:45,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:14:45,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 140 states and 721 transitions. [2024-11-25 04:14:45,070 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 721 transitions. [2024-11-25 04:14:45,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-25 04:14:45,071 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:14:45,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:14:46,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:15:02,538 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 14 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:15:16,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:15:16,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 143 states and 767 transitions. [2024-11-25 04:15:16,707 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 767 transitions. [2024-11-25 04:15:16,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-25 04:15:16,707 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:15:16,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:15:17,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:15:26,133 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 10 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:15:38,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:15:38,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 145 states and 790 transitions. [2024-11-25 04:15:38,327 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 790 transitions. [2024-11-25 04:15:38,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-25 04:15:38,328 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:15:38,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:15:38,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:15:41,273 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:15:48,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:15:48,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 147 states and 815 transitions. [2024-11-25 04:15:48,498 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 815 transitions. [2024-11-25 04:15:48,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-25 04:15:48,498 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:15:48,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:15:48,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:15:48,974 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:15:50,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:15:50,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 148 states and 816 transitions. [2024-11-25 04:15:50,693 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 816 transitions. [2024-11-25 04:15:50,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-25 04:15:50,694 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:15:50,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:15:53,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:16:11,921 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:16:41,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:16:41,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 156 states and 893 transitions. [2024-11-25 04:16:41,598 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 893 transitions. [2024-11-25 04:16:41,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-25 04:16:41,598 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:16:41,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:16:44,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:17:02,498 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:17:10,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:17:10,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 157 states and 904 transitions. [2024-11-25 04:17:10,727 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 904 transitions. [2024-11-25 04:17:10,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-25 04:17:10,727 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:17:10,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:17:14,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:17:43,505 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 14 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:18:11,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:18:11,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 161 states and 968 transitions. [2024-11-25 04:18:11,085 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 968 transitions. [2024-11-25 04:18:11,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-25 04:18:11,086 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:18:11,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:18:16,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:18:45,772 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 30 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:19:02,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:02,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1018 states to 163 states and 1018 transitions. [2024-11-25 04:19:02,834 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 1018 transitions. [2024-11-25 04:19:02,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-25 04:19:02,835 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:02,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:07,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:34,015 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 20 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:20:06,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:20:06,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 168 states and 1078 transitions. [2024-11-25 04:20:06,274 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 1078 transitions. [2024-11-25 04:20:06,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-25 04:20:06,274 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:20:06,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:20:11,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:20:42,669 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 30 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:21:00,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:21:00,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1099 states to 170 states and 1099 transitions. [2024-11-25 04:21:00,927 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 1099 transitions. [2024-11-25 04:21:00,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-25 04:21:00,928 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:21:00,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:21:05,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:21:41,729 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 34 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:22:26,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:22:26,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 180 states and 1197 transitions. [2024-11-25 04:22:26,524 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 1197 transitions. [2024-11-25 04:22:26,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-25 04:22:26,524 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:22:26,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:22:29,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:23:01,997 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 28 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:23:26,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:23:26,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 183 states and 1248 transitions. [2024-11-25 04:23:26,934 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 1248 transitions. [2024-11-25 04:23:26,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-25 04:23:26,934 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:23:26,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:23:29,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat