./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_834f112c-dc5d-4ccc-894d-2a3412cbcb34/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_834f112c-dc5d-4ccc-894d-2a3412cbcb34/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_834f112c-dc5d-4ccc-894d-2a3412cbcb34/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_834f112c-dc5d-4ccc-894d-2a3412cbcb34/bin/ukojak-verify-CZk0znPC7b/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_834f112c-dc5d-4ccc-894d-2a3412cbcb34/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_834f112c-dc5d-4ccc-894d-2a3412cbcb34/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d6504a792404e717e0ba0743711b3c0f67c54e13675c9dc3f4a3d245cf9ccbe0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:34:36,113 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:34:36,168 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_834f112c-dc5d-4ccc-894d-2a3412cbcb34/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2024-12-06 01:34:36,172 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 01:34:36,173 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 01:34:36,192 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:34:36,193 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:34:36,193 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:34:36,193 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:34:36,193 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 01:34:36,193 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:34:36,193 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-06 01:34:36,194 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-06 01:34:36,194 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-06 01:34:36,194 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:34:36,194 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 01:34:36,194 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:34:36,194 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:34:36,194 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:34:36,194 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:34:36,194 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:34:36,194 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:34:36,194 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:34:36,195 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:34:36,195 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:34:36,195 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 01:34:36,195 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 01:34:36,195 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_834f112c-dc5d-4ccc-894d-2a3412cbcb34/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d6504a792404e717e0ba0743711b3c0f67c54e13675c9dc3f4a3d245cf9ccbe0 [2024-12-06 01:34:36,428 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:34:36,434 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:34:36,436 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:34:36,436 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:34:36,437 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:34:36,438 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_834f112c-dc5d-4ccc-894d-2a3412cbcb34/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2024-12-06 01:34:39,032 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_834f112c-dc5d-4ccc-894d-2a3412cbcb34/bin/ukojak-verify-CZk0znPC7b/data/11e0501d0/90ecc6b571e34718ad9e292a4864b6a2/FLAG25db860ab [2024-12-06 01:34:39,419 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:34:39,420 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_834f112c-dc5d-4ccc-894d-2a3412cbcb34/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2024-12-06 01:34:39,446 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_834f112c-dc5d-4ccc-894d-2a3412cbcb34/bin/ukojak-verify-CZk0znPC7b/data/11e0501d0/90ecc6b571e34718ad9e292a4864b6a2/FLAG25db860ab [2024-12-06 01:34:39,621 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_834f112c-dc5d-4ccc-894d-2a3412cbcb34/bin/ukojak-verify-CZk0znPC7b/data/11e0501d0/90ecc6b571e34718ad9e292a4864b6a2 [2024-12-06 01:34:39,622 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:34:39,624 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:34:39,625 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:34:39,625 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:34:39,628 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:34:39,628 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:34:39" (1/1) ... [2024-12-06 01:34:39,629 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74faa8b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:39, skipping insertion in model container [2024-12-06 01:34:39,629 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:34:39" (1/1) ... [2024-12-06 01:34:39,681 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:34:41,578 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:34:41,707 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:34:41,929 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:34:42,325 WARN L1212 FunctionHandler]: The following functions are not defined or handled internally: vasprintf [2024-12-06 01:34:42,333 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:34:42,333 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:42 WrapperNode [2024-12-06 01:34:42,333 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:34:42,334 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:34:42,334 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:34:42,335 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:34:42,341 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:42" (1/1) ... [2024-12-06 01:34:42,435 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:42" (1/1) ... [2024-12-06 01:34:43,296 INFO L138 Inliner]: procedures = 743, calls = 10060, calls flagged for inlining = 174, calls inlined = 1529, statements flattened = 44564 [2024-12-06 01:34:43,297 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:34:43,298 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:34:43,298 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:34:43,299 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:34:43,308 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:42" (1/1) ... [2024-12-06 01:34:43,308 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:42" (1/1) ... [2024-12-06 01:34:43,601 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:42" (1/1) ... [2024-12-06 01:34:43,601 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:42" (1/1) ... [2024-12-06 01:34:44,168 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:42" (1/1) ... [2024-12-06 01:34:44,231 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:42" (1/1) ... [2024-12-06 01:34:44,458 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:42" (1/1) ... [2024-12-06 01:34:44,529 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:42" (1/1) ... [2024-12-06 01:34:44,577 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:42" (1/1) ... [2024-12-06 01:34:44,732 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:34:44,733 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:34:44,733 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:34:44,733 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:34:44,734 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:42" (1/1) ... [2024-12-06 01:34:44,739 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:34:44,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_834f112c-dc5d-4ccc-894d-2a3412cbcb34/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:34:44,763 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_834f112c-dc5d-4ccc-894d-2a3412cbcb34/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:34:44,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_834f112c-dc5d-4ccc-894d-2a3412cbcb34/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:34:44,789 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 01:34:44,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-12-06 01:34:44,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-12-06 01:34:44,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 01:34:44,790 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 01:34:44,790 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:34:44,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-06 01:34:44,790 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:34:44,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:34:44,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-12-06 01:34:44,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-12-06 01:34:44,790 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 01:34:44,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 01:34:44,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-12-06 01:34:44,791 INFO L130 BoogieDeclarations]: Found specification of procedure scan_and_display_dirs_recur [2024-12-06 01:34:44,791 INFO L138 BoogieDeclarations]: Found implementation of procedure scan_and_display_dirs_recur [2024-12-06 01:34:44,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 01:34:44,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 01:34:45,481 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:34:45,483 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:36:43,362 INFO L? ?]: Removed 30716 outVars from TransFormulas that were not future-live. [2024-12-06 01:36:43,363 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:37:20,099 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:37:20,099 INFO L312 CfgBuilder]: Removed 808 assume(true) statements. [2024-12-06 01:37:20,100 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:37:20 BoogieIcfgContainer [2024-12-06 01:37:20,100 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:37:20,102 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:37:20,102 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:37:20,125 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:37:20,125 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:37:20" (1/1) ... [2024-12-06 01:37:20,137 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:37:20,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:37:20,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21991 states to 18871 states and 21991 transitions. [2024-12-06 01:37:20,533 INFO L276 IsEmpty]: Start isEmpty. Operand 18871 states and 21991 transitions. [2024-12-06 01:37:20,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-12-06 01:37:20,535 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:37:20,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:37:31,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:37:33,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:37:44,236 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.49s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 01:37:44,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:37:44,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21990 states to 18870 states and 21990 transitions. [2024-12-06 01:37:44,679 INFO L276 IsEmpty]: Start isEmpty. Operand 18870 states and 21990 transitions. [2024-12-06 01:37:44,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-12-06 01:37:44,679 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:37:44,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:37:54,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:37:57,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:38:08,023 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.36s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 01:38:09,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:38:09,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21989 states to 18869 states and 21989 transitions. [2024-12-06 01:38:09,099 INFO L276 IsEmpty]: Start isEmpty. Operand 18869 states and 21989 transitions. [2024-12-06 01:38:09,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 01:38:09,100 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:38:09,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:38:19,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:38:19,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:38:20,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:38:20,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21991 states to 18870 states and 21991 transitions. [2024-12-06 01:38:20,254 INFO L276 IsEmpty]: Start isEmpty. Operand 18870 states and 21991 transitions. [2024-12-06 01:38:20,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 01:38:20,254 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:38:20,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:38:30,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:38:30,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:38:31,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:38:31,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21993 states to 18871 states and 21993 transitions. [2024-12-06 01:38:31,643 INFO L276 IsEmpty]: Start isEmpty. Operand 18871 states and 21993 transitions. [2024-12-06 01:38:31,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 01:38:31,643 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:38:31,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:38:41,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:38:44,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:38:46,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:38:46,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21995 states to 18873 states and 21995 transitions. [2024-12-06 01:38:46,107 INFO L276 IsEmpty]: Start isEmpty. Operand 18873 states and 21995 transitions. [2024-12-06 01:38:46,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 01:38:46,107 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:38:46,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:38:56,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:38:57,837 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:38:58,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:38:58,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21998 states to 18874 states and 21998 transitions. [2024-12-06 01:38:58,512 INFO L276 IsEmpty]: Start isEmpty. Operand 18874 states and 21998 transitions. [2024-12-06 01:38:58,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 01:38:58,513 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:38:58,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:39:08,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:39:08,854 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 01:39:09,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:39:09,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21997 states to 18874 states and 21997 transitions. [2024-12-06 01:39:09,737 INFO L276 IsEmpty]: Start isEmpty. Operand 18874 states and 21997 transitions. [2024-12-06 01:39:09,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 01:39:09,738 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:39:09,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:39:19,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:39:22,833 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:39:26,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:39:26,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22000 states to 18876 states and 22000 transitions. [2024-12-06 01:39:26,535 INFO L276 IsEmpty]: Start isEmpty. Operand 18876 states and 22000 transitions. [2024-12-06 01:39:26,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 01:39:26,535 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:39:26,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:39:36,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:39:38,115 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:39:39,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:39:39,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22005 states to 18878 states and 22005 transitions. [2024-12-06 01:39:39,902 INFO L276 IsEmpty]: Start isEmpty. Operand 18878 states and 22005 transitions. [2024-12-06 01:39:39,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 01:39:39,902 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:39:39,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:39:49,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:39:50,361 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 01:39:51,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:39:51,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22004 states to 18878 states and 22004 transitions. [2024-12-06 01:39:51,491 INFO L276 IsEmpty]: Start isEmpty. Operand 18878 states and 22004 transitions. [2024-12-06 01:39:51,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 01:39:51,491 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:39:51,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:40:01,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:40:04,948 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:40:07,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:40:07,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22004 states to 18879 states and 22004 transitions. [2024-12-06 01:40:07,452 INFO L276 IsEmpty]: Start isEmpty. Operand 18879 states and 22004 transitions. [2024-12-06 01:40:07,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 01:40:07,452 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:40:07,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:40:17,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:40:19,121 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:40:21,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:40:21,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22009 states to 18881 states and 22009 transitions. [2024-12-06 01:40:21,216 INFO L276 IsEmpty]: Start isEmpty. Operand 18881 states and 22009 transitions. [2024-12-06 01:40:21,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 01:40:21,216 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:40:21,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:40:31,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:40:31,556 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-06 01:40:32,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:40:32,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22008 states to 18881 states and 22008 transitions. [2024-12-06 01:40:32,898 INFO L276 IsEmpty]: Start isEmpty. Operand 18881 states and 22008 transitions. [2024-12-06 01:40:32,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 01:40:32,899 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:40:32,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:40:43,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:40:46,951 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:40:49,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:40:49,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22008 states to 18882 states and 22008 transitions. [2024-12-06 01:40:49,805 INFO L276 IsEmpty]: Start isEmpty. Operand 18882 states and 22008 transitions. [2024-12-06 01:40:49,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 01:40:49,805 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:40:49,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:41:01,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:41:03,089 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:41:05,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:41:05,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22013 states to 18884 states and 22013 transitions. [2024-12-06 01:41:05,446 INFO L276 IsEmpty]: Start isEmpty. Operand 18884 states and 22013 transitions. [2024-12-06 01:41:05,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 01:41:05,447 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:41:05,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:41:15,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:41:15,996 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-12-06 01:41:17,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:41:17,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22012 states to 18884 states and 22012 transitions. [2024-12-06 01:41:17,545 INFO L276 IsEmpty]: Start isEmpty. Operand 18884 states and 22012 transitions. [2024-12-06 01:41:17,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 01:41:17,545 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:41:17,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:41:27,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:41:31,927 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:41:35,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:41:35,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22012 states to 18885 states and 22012 transitions. [2024-12-06 01:41:35,126 INFO L276 IsEmpty]: Start isEmpty. Operand 18885 states and 22012 transitions. [2024-12-06 01:41:35,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 01:41:35,126 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:41:35,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:41:44,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:41:49,290 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-12-06 01:42:02,432 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.35s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 01:42:22,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:42:22,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22020 states to 18888 states and 22020 transitions. [2024-12-06 01:42:22,400 INFO L276 IsEmpty]: Start isEmpty. Operand 18888 states and 22020 transitions. [2024-12-06 01:42:22,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 01:42:22,401 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:42:22,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:42:32,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:42:34,657 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:42:39,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:42:39,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22025 states to 18890 states and 22025 transitions. [2024-12-06 01:42:39,873 INFO L276 IsEmpty]: Start isEmpty. Operand 18890 states and 22025 transitions. [2024-12-06 01:42:39,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 01:42:39,873 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:42:39,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:42:49,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:42:50,108 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-12-06 01:42:52,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:42:52,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22024 states to 18890 states and 22024 transitions. [2024-12-06 01:42:52,716 INFO L276 IsEmpty]: Start isEmpty. Operand 18890 states and 22024 transitions. [2024-12-06 01:42:52,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 01:42:52,716 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:42:52,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:43:02,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:43:07,995 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 20 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:43:13,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:43:13,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22024 states to 18891 states and 22024 transitions. [2024-12-06 01:43:13,111 INFO L276 IsEmpty]: Start isEmpty. Operand 18891 states and 22024 transitions. [2024-12-06 01:43:13,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 01:43:13,111 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:43:13,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:43:22,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:43:25,492 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:43:31,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:43:31,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22029 states to 18893 states and 22029 transitions. [2024-12-06 01:43:31,167 INFO L276 IsEmpty]: Start isEmpty. Operand 18893 states and 22029 transitions. [2024-12-06 01:43:31,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 01:43:31,168 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:43:31,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:43:41,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:43:41,576 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-12-06 01:43:44,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:43:44,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22028 states to 18893 states and 22028 transitions. [2024-12-06 01:43:44,287 INFO L276 IsEmpty]: Start isEmpty. Operand 18893 states and 22028 transitions. [2024-12-06 01:43:44,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 01:43:44,287 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:43:44,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:43:54,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:43:59,844 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 30 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:44:05,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:44:05,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22028 states to 18894 states and 22028 transitions. [2024-12-06 01:44:05,432 INFO L276 IsEmpty]: Start isEmpty. Operand 18894 states and 22028 transitions. [2024-12-06 01:44:05,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 01:44:05,432 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:44:05,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:44:15,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:44:17,970 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:44:24,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:44:24,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22033 states to 18896 states and 22033 transitions. [2024-12-06 01:44:24,168 INFO L276 IsEmpty]: Start isEmpty. Operand 18896 states and 22033 transitions. [2024-12-06 01:44:24,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 01:44:24,168 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:44:24,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:44:34,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:44:34,665 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-12-06 01:44:37,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:44:37,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22032 states to 18896 states and 22032 transitions. [2024-12-06 01:44:37,847 INFO L276 IsEmpty]: Start isEmpty. Operand 18896 states and 22032 transitions. [2024-12-06 01:44:37,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 01:44:37,847 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:44:37,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:44:47,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:44:53,763 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 42 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:44:59,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:44:59,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22032 states to 18897 states and 22032 transitions. [2024-12-06 01:44:59,839 INFO L276 IsEmpty]: Start isEmpty. Operand 18897 states and 22032 transitions. [2024-12-06 01:44:59,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 01:44:59,839 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:44:59,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:45:09,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:45:13,091 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:45:19,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:45:19,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22037 states to 18899 states and 22037 transitions. [2024-12-06 01:45:19,816 INFO L276 IsEmpty]: Start isEmpty. Operand 18899 states and 22037 transitions. [2024-12-06 01:45:19,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 01:45:19,817 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:45:19,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:45:29,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:45:30,262 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2024-12-06 01:45:33,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:45:33,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22036 states to 18899 states and 22036 transitions. [2024-12-06 01:45:33,675 INFO L276 IsEmpty]: Start isEmpty. Operand 18899 states and 22036 transitions. [2024-12-06 01:45:33,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 01:45:33,675 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:45:33,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:45:43,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:45:49,974 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 56 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:45:56,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:45:56,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22036 states to 18900 states and 22036 transitions. [2024-12-06 01:45:56,393 INFO L276 IsEmpty]: Start isEmpty. Operand 18900 states and 22036 transitions. [2024-12-06 01:45:56,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 01:45:56,394 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:45:56,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:46:06,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:46:09,631 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:46:16,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:46:16,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22038 states to 18902 states and 22038 transitions. [2024-12-06 01:46:16,716 INFO L276 IsEmpty]: Start isEmpty. Operand 18902 states and 22038 transitions. [2024-12-06 01:46:16,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 01:46:16,717 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:46:16,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:46:26,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:46:27,065 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-12-06 01:46:30,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:46:30,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22037 states to 18902 states and 22037 transitions. [2024-12-06 01:46:30,665 INFO L276 IsEmpty]: Start isEmpty. Operand 18902 states and 22037 transitions. [2024-12-06 01:46:30,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 01:46:30,666 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:46:30,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:46:40,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:46:47,198 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 72 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:46:52,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:46:52,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22004 states to 18885 states and 22004 transitions. [2024-12-06 01:46:52,105 INFO L276 IsEmpty]: Start isEmpty. Operand 18885 states and 22004 transitions. [2024-12-06 01:46:52,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 01:46:52,106 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:46:52,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:47:02,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:47:08,301 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-12-06 01:47:23,690 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.35s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 01:48:24,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:24,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22003 states to 18884 states and 22003 transitions. [2024-12-06 01:48:24,399 INFO L276 IsEmpty]: Start isEmpty. Operand 18884 states and 22003 transitions. [2024-12-06 01:48:24,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 01:48:24,399 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:24,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:35,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat