./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-ext3-properties/sll_circular_traversal-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_fae09848-3e48-449d-9348-16698dfa812b/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae09848-3e48-449d-9348-16698dfa812b/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_fae09848-3e48-449d-9348-16698dfa812b/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae09848-3e48-449d-9348-16698dfa812b/bin/ukojak-verify-CZk0znPC7b/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-ext3-properties/sll_circular_traversal-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae09848-3e48-449d-9348-16698dfa812b/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae09848-3e48-449d-9348-16698dfa812b/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 32bit --witnessprinter.graph.data.programhash c0706d1a5964bb8391155a217bd6084c2519a4607ef121976461541c97aecebc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:27:50,081 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:27:50,136 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae09848-3e48-449d-9348-16698dfa812b/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-12-06 02:27:50,140 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:27:50,140 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:27:50,158 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:27:50,159 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:27:50,159 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:27:50,160 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:27:50,160 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:27:50,160 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:27:50,160 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:27:50,160 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:27:50,160 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-06 02:27:50,160 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-06 02:27:50,160 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-06 02:27:50,160 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:27:50,160 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 02:27:50,161 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:27:50,161 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:27:50,161 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:27:50,161 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:27:50,161 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:27:50,161 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:27:50,161 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:27:50,161 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:27:50,162 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:27:50,162 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:27:50,162 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:27:50,162 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:27:50,162 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_fae09848-3e48-449d-9348-16698dfa812b/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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c0706d1a5964bb8391155a217bd6084c2519a4607ef121976461541c97aecebc [2024-12-06 02:27:50,370 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:27:50,377 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:27:50,379 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:27:50,380 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:27:50,381 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:27:50,382 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae09848-3e48-449d-9348-16698dfa812b/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/list-ext3-properties/sll_circular_traversal-2.i [2024-12-06 02:27:53,021 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae09848-3e48-449d-9348-16698dfa812b/bin/ukojak-verify-CZk0znPC7b/data/e192a23db/a65ce2694501433bbe78fc45ceb6fcbb/FLAGbbdc2d31b [2024-12-06 02:27:53,272 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:27:53,273 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae09848-3e48-449d-9348-16698dfa812b/sv-benchmarks/c/list-ext3-properties/sll_circular_traversal-2.i [2024-12-06 02:27:53,284 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae09848-3e48-449d-9348-16698dfa812b/bin/ukojak-verify-CZk0znPC7b/data/e192a23db/a65ce2694501433bbe78fc45ceb6fcbb/FLAGbbdc2d31b [2024-12-06 02:27:53,595 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae09848-3e48-449d-9348-16698dfa812b/bin/ukojak-verify-CZk0znPC7b/data/e192a23db/a65ce2694501433bbe78fc45ceb6fcbb [2024-12-06 02:27:53,597 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:27:53,598 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:27:53,599 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:27:53,599 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:27:53,603 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:27:53,603 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:27:53" (1/1) ... [2024-12-06 02:27:53,604 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3185ea6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:27:53, skipping insertion in model container [2024-12-06 02:27:53,604 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:27:53" (1/1) ... [2024-12-06 02:27:53,627 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:27:53,855 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:27:53,862 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:27:53,897 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:27:53,919 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:27:53,920 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:27:53 WrapperNode [2024-12-06 02:27:53,920 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:27:53,921 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:27:53,921 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:27:53,921 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:27:53,925 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:27:53" (1/1) ... [2024-12-06 02:27:53,934 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:27:53" (1/1) ... [2024-12-06 02:27:53,951 INFO L138 Inliner]: procedures = 122, calls = 23, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 94 [2024-12-06 02:27:53,951 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:27:53,951 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:27:53,951 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:27:53,951 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:27:53,957 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:27:53" (1/1) ... [2024-12-06 02:27:53,957 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:27:53" (1/1) ... [2024-12-06 02:27:53,960 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:27:53" (1/1) ... [2024-12-06 02:27:53,960 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:27:53" (1/1) ... [2024-12-06 02:27:53,967 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:27:53" (1/1) ... [2024-12-06 02:27:53,968 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:27:53" (1/1) ... [2024-12-06 02:27:53,971 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:27:53" (1/1) ... [2024-12-06 02:27:53,972 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:27:53" (1/1) ... [2024-12-06 02:27:53,973 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:27:53" (1/1) ... [2024-12-06 02:27:53,975 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:27:53,975 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:27:53,975 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:27:53,976 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:27:53,976 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:27:53" (1/1) ... [2024-12-06 02:27:53,981 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:27:53,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae09848-3e48-449d-9348-16698dfa812b/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:27:54,001 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae09848-3e48-449d-9348-16698dfa812b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:27:54,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae09848-3e48-449d-9348-16698dfa812b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:27:54,022 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 02:27:54,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 02:27:54,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 02:27:54,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:27:54,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-06 02:27:54,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 02:27:54,023 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 02:27:54,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 02:27:54,023 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:27:54,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:27:54,100 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:27:54,101 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:27:54,304 INFO L? ?]: Removed 66 outVars from TransFormulas that were not future-live. [2024-12-06 02:27:54,304 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:27:54,340 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:27:54,340 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2024-12-06 02:27:54,340 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:27:54 BoogieIcfgContainer [2024-12-06 02:27:54,340 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:27:54,341 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:27:54,341 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:27:54,348 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:27:54,349 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:27:54" (1/1) ... [2024-12-06 02:27:54,356 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:27:54,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:27:54,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 56 states and 65 transitions. [2024-12-06 02:27:54,404 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 65 transitions. [2024-12-06 02:27:54,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 02:27:54,406 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:27:54,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:27:54,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:27:54,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:27:54,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:27:54,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 55 states and 64 transitions. [2024-12-06 02:27:54,606 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 64 transitions. [2024-12-06 02:27:54,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 02:27:54,606 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:27:54,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:27:54,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:27:54,703 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 02:27:54,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:27:54,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 54 states and 63 transitions. [2024-12-06 02:27:54,805 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 63 transitions. [2024-12-06 02:27:54,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 02:27:54,805 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:27:54,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:27:54,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:27:54,833 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 02:27:54,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:27:54,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 53 states and 62 transitions. [2024-12-06 02:27:54,848 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 62 transitions. [2024-12-06 02:27:54,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 02:27:54,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:27:54,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:27:54,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:27:54,928 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 02:27:55,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:27:55,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 52 states and 61 transitions. [2024-12-06 02:27:55,087 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 61 transitions. [2024-12-06 02:27:55,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 02:27:55,089 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:27:55,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:27:55,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:27:55,146 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 02:27:55,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:27:55,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 53 states and 63 transitions. [2024-12-06 02:27:55,287 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 63 transitions. [2024-12-06 02:27:55,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 02:27:55,288 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:27:55,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:27:55,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:27:55,354 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 02:27:55,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:27:55,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 52 states and 62 transitions. [2024-12-06 02:27:55,399 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 62 transitions. [2024-12-06 02:27:55,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 02:27:55,399 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:27:55,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:27:55,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:27:55,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:27:55,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:27:55,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 51 states and 61 transitions. [2024-12-06 02:27:55,620 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 61 transitions. [2024-12-06 02:27:55,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 02:27:55,620 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:27:55,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:27:55,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:27:55,647 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 02:27:55,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:27:55,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 50 states and 60 transitions. [2024-12-06 02:27:55,668 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 60 transitions. [2024-12-06 02:27:55,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 02:27:55,668 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:27:55,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:27:55,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:27:55,728 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 02:27:55,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:27:55,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 49 states and 59 transitions. [2024-12-06 02:27:55,748 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 59 transitions. [2024-12-06 02:27:55,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 02:27:55,748 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:27:55,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:27:55,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:27:55,823 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 02:27:56,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:27:56,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 53 states and 65 transitions. [2024-12-06 02:27:56,043 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 65 transitions. [2024-12-06 02:27:56,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 02:27:56,044 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:27:56,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:27:56,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:27:56,134 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:27:56,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:27:56,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 57 states and 70 transitions. [2024-12-06 02:27:56,388 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 70 transitions. [2024-12-06 02:27:56,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 02:27:56,388 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:27:56,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:27:56,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:27:56,490 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:27:56,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:27:56,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 61 states and 74 transitions. [2024-12-06 02:27:56,749 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 74 transitions. [2024-12-06 02:27:56,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 02:27:56,750 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:27:56,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:27:56,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:27:57,109 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-06 02:27:58,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:27:58,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 60 states and 73 transitions. [2024-12-06 02:27:58,550 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 73 transitions. [2024-12-06 02:27:58,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 02:27:58,550 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:27:58,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:27:58,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:27:59,255 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 02:28:01,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:28:01,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 59 states and 72 transitions. [2024-12-06 02:28:01,421 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 72 transitions. [2024-12-06 02:28:01,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 02:28:01,422 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:28:01,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:28:01,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:28:01,658 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-12-06 02:28:02,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:28:02,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 60 states and 73 transitions. [2024-12-06 02:28:02,205 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 73 transitions. [2024-12-06 02:28:02,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 02:28:02,206 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:28:02,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:28:02,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:28:02,525 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-06 02:28:03,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:28:03,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 61 states and 75 transitions. [2024-12-06 02:28:03,422 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 75 transitions. [2024-12-06 02:28:03,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 02:28:03,423 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:28:03,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:28:03,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:28:03,468 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 02:28:03,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:28:03,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 60 states and 74 transitions. [2024-12-06 02:28:03,486 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 74 transitions. [2024-12-06 02:28:03,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 02:28:03,487 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:28:03,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:28:03,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:28:03,887 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-06 02:28:04,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:28:04,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 62 states and 78 transitions. [2024-12-06 02:28:04,437 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 78 transitions. [2024-12-06 02:28:04,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-06 02:28:04,438 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:28:04,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:28:04,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:28:04,471 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 02:28:04,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:28:04,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 61 states and 77 transitions. [2024-12-06 02:28:04,490 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 77 transitions. [2024-12-06 02:28:04,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-06 02:28:04,490 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:28:04,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:28:04,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:28:04,571 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-06 02:28:04,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:28:04,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 62 states and 78 transitions. [2024-12-06 02:28:04,589 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 78 transitions. [2024-12-06 02:28:04,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-06 02:28:04,589 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:28:04,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:28:04,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:28:05,571 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-12-06 02:28:10,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:28:10,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 63 states and 78 transitions. [2024-12-06 02:28:10,514 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 78 transitions. [2024-12-06 02:28:10,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 02:28:10,514 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:28:10,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:28:10,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:28:12,148 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 9 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 02:28:17,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:28:17,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 68 states and 89 transitions. [2024-12-06 02:28:17,032 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 89 transitions. [2024-12-06 02:28:17,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 02:28:17,033 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:28:17,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:28:17,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:28:18,679 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 18 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 02:28:25,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:28:25,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 73 states and 97 transitions. [2024-12-06 02:28:25,371 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 97 transitions. [2024-12-06 02:28:25,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 02:28:25,371 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:28:25,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:28:25,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:28:25,707 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-12-06 02:28:28,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:28:28,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 80 states and 109 transitions. [2024-12-06 02:28:28,732 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 109 transitions. [2024-12-06 02:28:28,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 02:28:28,732 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:28:28,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:28:28,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:28:29,372 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-06 02:28:32,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:28:32,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 87 states and 120 transitions. [2024-12-06 02:28:32,647 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 120 transitions. [2024-12-06 02:28:32,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 02:28:32,648 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:28:32,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:28:32,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:28:32,678 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 02:28:32,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:28:32,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 86 states and 119 transitions. [2024-12-06 02:28:32,694 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 119 transitions. [2024-12-06 02:28:32,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 02:28:32,694 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:28:32,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:28:32,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:28:33,069 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-06 02:28:33,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:28:33,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 88 states and 122 transitions. [2024-12-06 02:28:33,391 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 122 transitions. [2024-12-06 02:28:33,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:28:33,391 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:28:33,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:28:33,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:28:35,488 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 02:28:44,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:28:44,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 92 states and 129 transitions. [2024-12-06 02:28:44,943 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 129 transitions. [2024-12-06 02:28:44,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:28:44,943 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:28:44,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:28:44,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:28:45,011 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-06 02:28:45,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:28:45,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 93 states and 130 transitions. [2024-12-06 02:28:45,028 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 130 transitions. [2024-12-06 02:28:45,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-12-06 02:28:45,028 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:28:45,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:28:45,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:28:48,998 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 10 proven. 24 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 02:29:04,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:04,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 97 states and 138 transitions. [2024-12-06 02:29:04,156 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 138 transitions. [2024-12-06 02:29:04,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-12-06 02:29:04,156 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:04,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:29:04,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:08,401 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 17 proven. 17 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 02:29:29,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:29,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 106 states and 155 transitions. [2024-12-06 02:29:29,086 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 155 transitions. [2024-12-06 02:29:29,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-12-06 02:29:29,086 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:29,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:29:29,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:31,186 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 4 proven. 21 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 02:29:42,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:42,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 107 states and 157 transitions. [2024-12-06 02:29:42,300 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 157 transitions. [2024-12-06 02:29:42,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 02:29:42,300 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:42,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:29:42,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:42,354 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-12-06 02:29:43,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:43,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 108 states and 158 transitions. [2024-12-06 02:29:43,007 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 158 transitions. [2024-12-06 02:29:43,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 02:29:43,008 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:43,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:29:43,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:43,724 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 13 proven. 1 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-12-06 02:29:47,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:47,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 113 states and 168 transitions. [2024-12-06 02:29:47,805 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 168 transitions. [2024-12-06 02:29:47,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 02:29:47,805 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:47,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:29:47,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:55,978 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 02:30:33,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:33,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 118 states and 176 transitions. [2024-12-06 02:30:33,709 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 176 transitions. [2024-12-06 02:30:33,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-06 02:30:33,710 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:33,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:30:33,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:39,715 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 5 proven. 27 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 02:31:05,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:05,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 123 states and 183 transitions. [2024-12-06 02:31:05,290 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 183 transitions. [2024-12-06 02:31:05,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-06 02:31:05,291 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:05,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:31:05,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:15,699 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 2 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:32:00,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:00,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 128 states and 194 transitions. [2024-12-06 02:32:00,053 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 194 transitions. [2024-12-06 02:32:00,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-06 02:32:00,054 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:00,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:32:00,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:10,395 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 4 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:32:59,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:59,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 134 states and 204 transitions. [2024-12-06 02:32:59,465 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 204 transitions. [2024-12-06 02:32:59,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 02:32:59,466 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:59,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:32:59,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:33:14,132 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 02:34:23,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:23,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 139 states and 212 transitions. [2024-12-06 02:34:23,725 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 212 transitions. [2024-12-06 02:34:23,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:34:23,726 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:23,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:34:23,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:41,765 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:36:10,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:10,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 171 states and 257 transitions. [2024-12-06 02:36:10,755 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 257 transitions. [2024-12-06 02:36:10,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:36:10,756 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:10,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:36:10,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:22,453 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 4 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:37:13,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:13,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 176 states and 264 transitions. [2024-12-06 02:37:13,257 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 264 transitions. [2024-12-06 02:37:13,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:37:13,257 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:13,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:37:13,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:38,149 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:39:43,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:43,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 197 states and 301 transitions. [2024-12-06 02:39:43,237 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 301 transitions. [2024-12-06 02:39:43,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:39:43,238 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:43,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:39:43,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:11,944 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.